网站首页  词典首页

请输入您要查询的英语单词:

 

单词 Condensation
例句
1. The report is a brilliant condensation of several years'work.
2. We get a lot of condensation on the walls in the winter.
3. His shaving mirror was covered with condensation.
4. There was a lot of condensation on the windows.
5. Poor air circulation can cause condensation.
6. There was condensation on the windows.
7. The windows were misted up with condensation.
8. The window was steamed up with condensation.
9. There is some evidence of dampness or condensation in the basement.
10. A reduction in condensation is accomplished by the use of steam - jackets.
11. Condensation will eventually cause the fabric of the building to rot away.
12. The essay should be a readable condensation of the recent scientific literature.
13. It's said tenants cause condensation, by boiling kettles.
14. How does condensation develop in fitted wardrobes?
15. I never had condensation on my old storms.
16. Further condensation yields the inputs in table 9. 5.
17. Both damp and condensation were more prevalent among public, as opposed to private, houses.
17. try its best to collect and make good sentences.
18. To cure condensation, the mould has to be killed off with a bleach solution, and then warmth and ventilation increased.
19. The larger the free volume, the more condensation will form.
20. Now I am getting condensation on the inside glass of both storms.
21. Now check for damp, ventilation, condensation and for cracks in walls where they join the main building.
22. In houses particularly prone to condensation, you can cover walls with a thin layer of polystyrene before applying wallpaper.
23. The Tube is also prone to suffer from condensation due to its shape.
24. This morning the thick interior windows drip with heavy condensation.
25. A warm roof space is created, thus eliminating problems of condensation and burst pipes.
26. Double glazing will eliminate these draughts as well as stopping condensation on the window pane and reducing noise.
27. Keep this off the leaves, and turn it periodically to prevent condensation.
28. But it can greatly increase comfort levels in cost weather, and can help cut down on condensation too.
29. Alternatively, a polymer solution can be thought of as a system formed by the condensation of solvent into a polymer.
30. In addition to its role in conserving heat, double, glazing is an important contributor to the reduction of condensation.
1. We get a lot of condensation on the walls in the winter.
2. A reduction in condensation is accomplished by the use of steam - jackets.
31. Steam from the water had clouded the mirrors in the bathroom; condensation had formed a dewy veil over the tiles.
32. Nomatterhow much he wiped at the condensation on the window, he could still barely see what was going on out there.
33. Their advantages are: The frame members are good insulators, so condensation is not a problem.
34. Laser vaporization in a heated tube provides a means for synthesizing fullerenes by carbon condensation under controlled conditions.
35. Tilt the condensation tray at one end to prevent the water droplets from falling on the leaves and spoiling them.
36. We should, however, be inclined to suspect condensation on the outside wall.
37. This cooling effect can also produce unwanted condensation on the inside of the greenhouse dripping on to plants below.
38. He wiped a peephole from the condensation on the window and viewed the world beyond.
39. This is caused by condensation in the air which moves upwards as the temperature at lower altitudes rises.
40. If condensation collects on the inside of the cage, wipe it off with a cloth or tissue.
41. Do not cram the cage with leaves, for this often leads to condensation and makes it harder to see the caterpillars.
42. Incidentally, cavity wall insulation should be impermeable to water vapour, or interstitial condensation can occur.
43. It also causes less condensation than double glazing thanks to improved air flow.
44. This results from a failure in the sealing of the unit and causes condensation to build up between the panes of glass.
45. It is to be observed that the determinant of A is readily found from the condensation procedure.
46. In the primary processes of the unconscious system, psychical energy flows freely by means of displacement and condensation.
47. Condensation: a little during morning and evening but nothing too serious.
48. The two phases are in dynamic equilibrium when the rate of evaporation equals the rate of condensation.
49. Condensation: normal levels - a light film on the inside of the fly but no droplets.
50. Heat rose from the depths, and every smooth cold surface was damp with condensation.
51. Condensation may develop on walls where moisture is a problem.
52. The wind whipped droplets of condensation into his face, where they mingled with his tears.
53. If condensation collects on the inside of the window, wipe it off with a clean cloth.
54. It should provide a readable condensation of the recent literature: a critical appraisal, not a mere catalogue.
55. The large plate-glass window of the riverside cafe was steamed up and trickles of condensation ran down the yellow-painted walls.
56. A comfortable loop pile liner is built into the glove to provide insulation and to prevent condensation.
57. Otherwise, impact scattering and condensation from impact vapour must be responsible for this uniformity.
58. This means that when heat is applied it will produce greater volumes of condensation.
59. We can be reasonably sure that the first water vapours were the natural result of condensation of the outgassed products of volcanoes.
60. The concealed roof timbers are then subjected to conditions of continual vaporisation and condensation which give rise to wet and dry rot.
61. The wall where the condensation is occurring is too cold.
62. If using the latter method cover pots with a sheet of glass - turned daily to disperse condensation - topped with paper.
63. The neon lights outside were barely visible through the sheen of condensation coating the inside of the cafe window.
64. If you can't see through the glass because of condensation, remove the lid for a few days.
65. It removes condensation water and stop leakage.
66. Deploy electric heating dew expeller to reduce dew condensation.
67. Biolight Optimal Condensation Face Cream Cleanser.
68. Nonmetal nanoclusters are generated by inert - gas condensation.
69. The window panes were running with condensation.
70. A condensation to quinoid systems occurs.
71. To isolate a condensation polymer, casein, from milk.
72. The Effects of the content of the non-condensable gas and the condensing pressure on the overall condensation heat transfer was tested.
73. Polyester resins are the condensation products of polybasic acids and polyols.
74. The condensation and ammonification tests is proceed by using pyrrolidone as the start material.
75. Methods: The target compound was synthesized using substituted aniline as starting material by condensation, hydrolysis and oximation .
76. Hyperbranched aromatic polyamides were prepared by direct polycondensations of the two monomers in the presence of triphenyl phosphite and pyridine as condensation agents in NMP.
77. The place density of condensation is high, can have colorless and garrulous shape, filiform, transparent muddy thing.
77. Wish you will love and make progress everyday!
78. Various factors that affect the condensation are discussed. The results show that the yield of 4-Nitrophenyl Benzyl Ether is 84.9 %, and the yield of 2,4-Dinitrophenyl Ethyl Ether is 72.3 %.
79. Condensation of phenol and chloral over HY zeolite catalysts was studied in detail.
80. Bose - Einstein condensation ( BEC ) is a ubiquitous phenomenon relating to many fields in physics.
81. Condensation water tank, give water tank, water and salt water tank in middle of equipment such as walls should brush anti-corrosion coatings.
82. The results showed the product of fresh water can be up to the standard of drinking water, vapor condensation can resolve the problem of vapor removal.
83. Glucose - glucose as a condensation of the key rules to 1, 6 - glucoside of the main keys.
84. The condensation is effected by heating a suitable mixture of sodium hydrogen orthophosphates.
85. Reclaiming and utilizing of steam condensation water is an important measure of saving energy and environment protection in chemical fibre plant.
86. By adjusting the reaction temperature or using different cyclization methods, condensation is carried out, and indanone dimmer and indanone trimer can be obtained respectively.
87. The feathery, fernlike patterns form as the crystal growth follows minute imperfections on the glass surface, such as scratches, soap streaks, dust, etc. which act as condensation sites.
88. The dropwise condensation (DWC) of water vapour has been achieved on the ultra thin poly(HFP) film coated on copper tube surfaces which has been prepared by the technique of plasma polymerization.
89. In this paper the way of static condensation is used to eliminate the other displacement couplinged with the vertical displacement and get the characteristic matrix equation of the vertical libration.
90. You probably noticed that sometimes the salt gets clumpy. If it's really humid outside–there may even be condensation on top of the salt shaker.
91. Different conclusions exist about whether dropwise condensation can be maintained on chromium.
92. Method: Fresh rat tail tendon was taken as raw material through emulsification condensation method to make curcumin monomer of the curcumin collage microparticles.
93. The moisture condensation can be identified by the visual evidence.
94. Particularly recommended as rust preventing primer in ballast tanks, sub-sea installations, jackets, and other areas with condensation.
95. The dependence of heat transfer coefficient of dropwise condensation on the processing conditions of the surfaces and the thermal conductivity of surface materials is discussed finally.
96. Condensation, in other words, is metaphorical in its nature, and displacement is metonymic in its nature.
97. Using lactic acid as monomer, L- lactide was synthesized by condensation polymerization and consequent depolymerization steps.
98. The theory of condensation on insoluble particles depends qualitatively on the reduced liquid surface area.
99. In condensation heat transfer process, the presence of non - condensable gas greatly deteriorates the heat transfer efficiency.
100. Methods 58 cases were randomly allocated to therapy group(32) and control group(26). Therapy group was treated with ultrafilter condensation importation by WLF-500,49 times.
101. Kinetic behavior of condensation reaction of acetone and glycerol was experimentally studied.
102. It was shown that the curing process of resoles, at first, proceeded by condensation reaction of methylol groups, and the formation of dimethylene ether linkage was predominant.
103. With the temperature unaltered, the air is did to reach condensation by adding runing water.
104. Finally, condensation of (IV) with 2-(4-hydroxyphenyl)acetamide (V) by means of KOH in MeOH gives the desired product.
105. Black Pepper Beef Steak Sauce has lower condensation, so it is a sauce designed for direct use or contact with food.
106. Absorbs the water from defroster and evaporates the condensation naturally.
107. Condensation of DNA by multivalent cations can provide useful insights into the physical factors governing the folding and packaging of DNA in vivo.
108. A novel monomer 2,6 - diphenoxybenzonitrile (DPOBN) was prepared by condensation of 2,6 -dichlorobenzonitrile with phenol in N - methyl pyrrolidone (NMP)in the presence of KOH and K2CO3.
109. Optimization of the condensation conditions reduced the impurity to a negligible quantity.
110. This paper proposes to reduce flue discharge temperature by using condensation technique on boiler to recover and utilize latent heat of vaporization in flue gas, thus improving heat efficiency.
111. The mechanism of the formation of initial condensate droplets for dropwise condensation is still not clear.
112. The calculation of condensation heat transfer outside horizontal tubes in refrigerators using mixed refrigerants is discussed.
113. The particles can be detected with a condensation nucleus counter.
114. In this paper, three kinds of catalysts are introduced and discussed according to the acid or base active site. The prospect of the catalysts for aldol condensation is also been put forward.
115. Although after cooler will water vapor condensation into a liquid make temperature decrease, but for the following two reasons from after cooler out air can still see the liquid water.
116. Highly purified ptrifluoromethylcinnamic acid with the total yield of 41.4% was synthesized from p-trifluoromethylaniline by diazotization acylation of formaldoxime and condensation.
117. Dimethyl 6,7 methylenedioxyquinoline was prepared from piperonal with good yield(74.6%). The synthetic route consists of nitration, reduction and condensation.
118. Applying with special experiment condensation, typical synthesis minification, experiment resource circulation and classroom educated criterion, we will create new pro...
119. During the course of exploitation in oil reservoir and gas reservoir condensation water, formation water, especially drilling mud, acidizing liquid and fracturing fluid can result in water blocking.
120. Poly(glycerol-sebacate)(PGS) was prepared from glycerol and sebacic acid by melt poly-(condensation, ) and the prepolymer(p-PGS) was blended with poly(L-lactide)(PLLA) for modification.
121. By using the orthogonal experimental design, the relative magnitude of process conditions on condensation effect is listed.
122. It could be found there were pyknosis of neuron, depolymerization of ribosome, accumulation of lipid droplets and lipofuscin, condensation of chromatin.
123. The term condensation is now firmly entrenched in the literature of polymer science.
124. Conclusion: Condensation to partial ciliary body and the whole retina plus second-stage trabeculectomy is one of so effective methods in the treatment of neoformative vascular glaucoma.
125. The side-reactions were studied primarily in this paper, and the process of cross-aldol condensation were analyzed initially in kinetics.
126. Present two main technologies of recovering steam condensation water , explain closed-type Condensed water recovery is a technology of high recovery rate and good energy utilization.
127. Synthetic aliphatic polyesters are synthesised from diols and dicarboxylic acids via condensation polymerisation, and are known to be completely biodegradable in soil and water.
128. Swollen nasal membranes or condensation can also cause a stuffed schnozzle.
129. The direct effects of large-scale condensation precipitation and cumulus convection condensation precipitation on the ambient pressure field and the geopotential height field are studied.
130. Coacervation paint : Can condensation polymerization quickly for the paint when construction not sediment, salvage easy.
131. For nonlinear discrete event dynamic systems (DEDS) described by maxmin function, a coloring condensation graph method is presented.
132. ACPS was conjugated to OMPC of serogroup B ( BOMPC ) by carbodiimide mediated condensation.
133. The forced condensation of PVC plant is a very important control process, which directly affects the safety of the polymerizer.
134. The result of experiment shows that the condensation and deamination of aniline on active sites of catalyst DH-1 are the controlling step to reaction rate.
135. The NIB - SEAL ? Insulated Extended Handle System stops condensation cold.
136. The advantages disadvantages and feasibility of condensation state operation in LLDPE unit are introduced.
137. Induced reflux is liquid formed within a fractionation tower by condensation of vapors by means of an internal cooling coil.
138. The mechanism of droplets formation during the dropwise condensation has been analysed from the basic viewpoint of adsorption theory.
139. The phenytoin sodium is prepared by means of condensation(), oxidation and ringclosure condensation from benzaldehyde.
140. There are three routes to synthesize sodium lauroyl sarcosinate, which are melting method, amide carbonylation and Schotten-Baumann condensation.
141. Thirteen new compounds of the alkyl styryl indoline spirobenzopyrans were synthesized from the condensation of 2-methylene indoline with the designed salicylaldehyde .
142. As the inclination angle of condensing surface increased, the condensation heat transfer coefficient increased due to the action of gravity on the departure and motion of droplet.
143. The results are as follows:(1) Cold induced apoptosis in yeast cells, moreover, yeast cells display representive features such as chromatin condensation, DNA fragmentation and chromatin margination.
144. Acrylate polyethylene glycol monoester was synthesized by condensation of PEG(200) and acrylic acid without water-carrying reaction.
145. Diisobutyl acetal was synthesized by the condensation of paraldehyde and iso-butyl alcohol.
146. With p-methylbenzonitrile as starting material, the fluorescent bleaching agent bisbenzoxazole diphenylethene (OB-1) was synthesized by chlorination, cyclization and condensation.
147. Also visible is a closer view of the condensation cloud or "pileus", formed by the rapidly rising plume.
148. Using condensation heat from centralized air-conditioning system for preparing domestic hot water has a remarkable economy, and can save energy and reduce thermal pollution to envir...
149. Microcapsules of Phthalocyanine Green G with urea-formaldehyde resin wall were prepared by in-situ condensation polymerization reaction with acid catalyzer.
150. From the tests, the reflux condensation heat transfer is very decay heat under small temperature difference.
151. METHODS:Clodronate was synthesized by steps of condensation, chloration, pyrolysis and salifying from dibromomethane and triisopropyl phosphite.
152. Studied is the enhanced condensation heat transfer of horizontal coil tube with longitudinal "V" type grooves.
153. Set humidistat to 30-35% or even lower if you notice a build up of condensation on the windows.
154. Boiler makeup water is assumed to be of satisfactory quality. So if there is no condensation, and if no dripping or spitting occurs in the ducts, the system will not disseminate bacteria.
155. Is not water-air separator or condensation of liquid water separation filter with compressed air dryer in leave before is heated to evaporation become gas.
156. We choose wax as coating material, use melting condensation method to synthesize plugging agent micro-capsule.
157. Low oil level will result in an increase of condensation on the surface of cooling coil, the mixture of condensation and liquid will deteriorate the liquid and decrease the cooling capacity.
158. It was deduced from FTIR that the condensation reaction was caused by a reaction of ketone group with anhydride.
159. A long condensation trail was filmed by a news helicopter arcing into the evening sky west of Los Angeles.
160. That which shows the " normal " condensation pattern is called euchromatin.
161. The following test takes it through wide temperature variations in a damp environment, to ensure the total absence of water condensation inside the watch glass.
162. Polyphosphate salt of 1,3,5-triazine compound with high degree of condensation and its use as flame retardent in polymer compositions.
163. After cooler out at the exit of compressed air temperature should be saturated steam, and air temperature should be pressure of compressed air condensation point.
164. The experiment data show that in Liaohe super dense oil the cracking reaction is mainly taken place and the condensation reaction is rare within our investigation conditions.
165. Methods pirenoxine-regel thermosensitive suspension was prepared by using chemical condensation method.
166. Neopentyl glycol is mainly used for making top-grade resin and powder coating, which is produced industrially by the condensation route using formaldehyde and isobutyraldehyde as raw materials.
167. Polystyrene supported polyethylene glycol was used as catalyst in the condensation reaction of citral and acetone, yield of pseudoionone was 77.4%.Sentence dictionary
168. With the condensation shock, the parameters and the structure of the flow field change dramatically.
169. The working process of the invention simplifies the processes of extraction, condensation and filter with low producing cost.
170. The resu lts showed that the condensation degree of the fractions decreased and the structure became simpler with the fractional number increase.
171. Because the condensation process is not related to the condensation order, 2 N-type high precision time integration algorithm is introduced to the computational process.
172. A group of polyamides formed by the condensation between an amino group of one molecule and a carboxylic acid group of another.
173. The advances in immobilized acetylase of penicillin and process of enzymatic condensation in cephalexin synthesis were reviewed.
174. Distillation Vaporization of a liquid and subsequent condensation of the resultant gas Back to liquid form.
175. It was formerly derived by fermentation of carbohydrates but is now made synthetically by aldol condensation of acetaldehyde or by oxidation of petroleum gases.
176. Not only the cross-linkage reaction of hydrolysis condensation, but also the adjustment of crystalline construction relate with the treatment time of warm water and water.
177. A375 S2 cells treated with diosgenin showed typical characteristics of apoptosis: loss of membrane microvilli, cytoplasmic hypervacuolization, condensation and margination of nuclear chromatin.
178. Also , this paper analyses the vertical distribution law of time for dew condensation, disappearance and duration.
179. A called "178" brightening agent for alkaline zincate bath was prepared by condensation, quaternization. The process conditions, properties of the bath and the deposit were also investigated.
180. An experimental investigation is made to study the enhanced condensation heat transfer of horizontal coil tube with longitudinal "V"type grooves.
181. It is necessary to include as a heat source in the thermodynamic energy equation a term which represents the time rate of release of the latent heat of condensation of water vapor.
182. The values obtained are higher heating values which include the heat of condensation from water formed in the combustion of fuel.
183. Microcapsules of pendimethalin with a urea - formaldehyde resin wall were prepared by anon - situ condensation polymerization aqueous medium.
184. A new imidazole-dicarboxylate ligand 2-methyl-1H-imidazole-4,5-dicarboxylic acid(L) was purposely synthesized by condensation and oxidation reactions based on o-phenylenediamine and malonic acid.
185. The condensation was carried out with an excess of glycol or of dicarboxylic acid.
186. Using sodium dicyandiamide and saccharin as raw materials, tribenuron-methyl is synthesized via ring-opening reaction, phosgenation and condensation with total yield of 57.
187. Developments in the bimodal polyethylene process, cyclopentadienyl metal catalysts and gas phase ethylene polymerization with the liquid condensation technology are reviewed.
188. This was a five -step process involving: diazo coupling reaction, chloridization, condensation, hydrolysis, condensation respectively.
189. The indirectly condensation water from monosodium glutamate crystallization processing was treated by hollow fiber microfiltration membrane dual-directional flow way.
190. Gentiooligosaccharide is made from liquid amylaceum through glycosyl transition reaction by special enzyme and condensation reaction.
191. Aciclovir was synthesized by three steps including acylation, condensation and aminolysis from guanosine in 52% overall yield.
192. A concise physical picture is furnished by chemical potential curve about the law of phase equilibrium, saturated vapour pressure of curved liquid surface, evaporation and condensation etc.
193. The results show that the condensation coefficient decreases with the increase of the temperature.
194. Results Typical apoptosis morphological features included cell shrinkage and condensation and margination of nuclear chromatin were showed by light and electron microscopy.
195. A hybrid GA-BP learning algorithm is applied to a real condensation process. The computer aided optimum design is realized.
196. Bromacil was synthesized using 2-bromobutane and urea as the starting materials in three steps including condensation, cyclization and bromination with total yield of 61%.
197. Adopt the direct or indirect condensation system,(http:///condensation.html) can economize the water.
198. There are two methods on the synthesis of isophorone: mesityl oxide method and acetone condensation method.
199. Jasminaldehyde was synthesized by the aldol condensation of benzaldehyde with heptaldehyde under the condition of PEG-400 as phase transfer catalyst, KOH as base catalyst.
200. By means of distillation - fractional condensation high purity antimony trichloride was made from antimony sulphide ore.
201. Methods: using N - methylephedrine, via condensation with the corresponding substituted cinnamyl chlorides.
202. METHODS Cilnidipine was synthesized from cinnamyl alcohol by esterification, feminization and condensation - cyclization.
203. Physical adsorption depends on van der Waals forces of attraction between molecules and condensation of liquids.
204. The steam pressure falls on account of condensation in the cylinder.
205. Absorbs the water from the defroster and evaporates the condensation naturally.
206. Poly ( anhydroaspartic acid ) was prepared by thermal condensation of L - aspartic acid, which can be hydrolyzed to poly ( aspartic acid ) .
207. A preparation method of a vapor dropwise condensation heat transfer surface comprises: pre-processing, self-assembling, loading ion liquid cation and post-processing.
208. Cardanolaldehyde condensation resin(CF) is susceptible to corrosion by alkali because of its slight acidity of phenolic hydroxyls.
209. Objective To study the synthetic method of pranoprofen. Methods Pranoprofen was synthesized from 2-chloronicotinic acid by condensation, reduction, substitution and acylation.
210. In order to improve the convergence rate of the dynamic condensation method, a new dynamic condensation method based on matrix power accelerated subspace iteration method is developed in this paper.
211. The mechanism of formation of initial condensate droplets for dropwise condensation is still in suspense.
212. The main synthetic methods of o-phenylphenol were reviewed. The method and research status of dehydrogenation too-phenylphenol after cyclohexane condensation reaction were discussed detailedly.
213. With the increase of inlet air temperature of the condenser, evaporation pressure, condensation pressure increase, but supercooling and superheat degree, refrigerating capacity and COP decrease.
214. Benzbromarone was synthesized from salicylaldehyde by condensation with chloroacetone, reduction, acylation, demethylation and bromination with 40.6%overall yield.
215. Baking hot in summer, the huts froze in the winter as condensation turned to ice.
216. In this study, with home-made 2-ethoxyphenol as raw material, decoquinate was synthesized by nitration, reduction and high-heat condensation reaction.
217. Through prevents the condensation, fundamentally solves the container problem that because of the moisture to affects the substance damage, the moisture to affects the leather products become mildewy.
218. In this paper, the stiffness matrix has been obtained by the direct stiffness method, and the mass matrix, by the condensation mass model.
219. The second polyimide polymer is prepared with aromatic tetracid dihydride and aromatic diisocyanate and through a one-step condensation reaction in organic solvent and under the action of catalyst.
220. Methods: Starting from diethanolamine, BP 897 was prepared via chlorination, cyclization, substitution aminolysis and condensation reaction.
221. Benzbromarone was synthesized from salicylaldehyde by condensation with chloroacetone, reduction, acylation, demethylation and bromination overall yield.
222. A simplified semigeostrophic frontogenesis model with inclusion of large-scale condensation latent heat is derived and the effects of latent heat release on frontogenesis of warm front are discussed.
223. The anion was formed via electron capture by the neutral SSO molecule during the condensation process.
224. Local condensation heat transfer of R 22 in a micro fin tube and are measured and compared.
225. When carvone begins to distill, the condensation can be seen inside the thermometer adapter, thus the progress of carvone distillation can be readily monitored.
226. Vinyl polysiloxane impression materials must not be combined with condensation type silicones or polyether impression materials.
227. A new type of phenolic resin adhesive for casting was prepared by condensation polymerization of furfuryl alcohol and the reaction product between phenol, phenylphenol,(http:///condensation.html) urea and formaldehyde.
228. By analyzing the fouling materials, it was found that coke formed by the condensation reactions of dienes and resin existed in the feed was the main component of the fouling materials.
229. All tanks are oversized to allow for leakage, temperature changes and condensation.
230. This paper introduced the preparation of a-amyl cinnamaldehyde via aldol condensation of n-heptanal and benzaldehyde.
231. Based on condensation of guaiacol and glyoxylic acid, 3-methoxy 4-hydroxyman-delic acid (MHMA) was synthesized.
232. A kind of sealant with the mixed toughener of the condensation polymer of polyether-diepoxy- furaldehyde -cyclohexanone was studied. The sealant obtained low viscosity and high property.
233. Methods Pranoprofen was synthesized from 2-chloronicotinic acid by condensation, reduction, substitution and acylation.
234. This was attributed to the loss of water of hydration as well as the condensation of structural hydroxyl groups with increasing temperature.
235. By two alkyl halide with alkali metal or alkaline earth metal polysulfides from condensation.
236. The combined addition - elimination sequence is referred to as a condensation reaction.
237. Method:Telmisartan was prepared form 2-n-propyl-4-methyl-6-(methoxycarbonyl) benzimidazole by a 3-step process of cyclization, condensation, and hydrolysis.
238. The preparation method utilizes the existing cyclopropyl-2- fluoro-benzylone which is treated with enol esterification, oxidization, sulfonylation, condensation and synthesis to obtain the Prasugrel.
239. We show that such a variational state is necessary for obtaining a superconducting condensation energy with reasonable magnitude and for the effective mass of the charge carriers not being too large.
240. This plan mainly uses the condensation recycling installment to recycle the afterheat which discharges by boilers.
241. Features: Prevent condensation: This material is closed cell structure, it is by the gas within the closed cell insulation material rather than polyethylene to achieve insulation.
242. Especially it introduces the parameter of the cross aldol condensation and side-reaction controlling, the midterm products separation, and catalyzed hydrogenation.
243. The surface can effectively reduce the copper surface free energy, thereby realizing vapor dropwise condensation.
244. The liquid-phase condensation reaction kinetics of isophorone synthesis was investigated by using acetone as raw materials.
245. The sash window in the room I stayed in would never close fully and condensation used to build up on my full length mirror.
246. Although Scheme B considers the condensation latent heat, the curvature of wet adiabat is not considered in the computational method. Scheme B is superior to Scheme A, but the errors are still large.
247. Based on Rose's theory and taking into the effect of contact angle and departure diameter consideration, A dropwise condensation heat transfer model is established.
248. RESULTS: PDT resulted in condensation of mitochondria, reduction of rough endoplasmic reticulum, dilation of smooth endoplasmic reticulum, breakup of nuclear membrane and pyknosis of nucleolus .
249. The condensation shorts the circuits to your brain, and you get all woozy.
250. Open the condensation water valve on the liquor heater and drain out the condensation water.
251. And he says the power generating part of the wind turbine can simply be increased to collect the wind power required for the condensation process.
252. A new catalyst for preparing diacetone alcohol by means of acetone condensation was studied.
253. Combining the matrix power accelerated subspace iteration method with the shift technique, this paper presents a novel structural dynamic condensation method.
254. Based on the inverse iteration method, an iterative technique for dynamic condensation of finite element models has been derived in this paper.
255. The research progresses of the condensation process of organophosphorus insecticide—diazinon, are reviewed.
256. Maltitol stearic acid ester was synthesized by condensation of maltitol with stearoyl chloride in the presence of the catalyst and with acetic acid as solvent.
257. Through analysis and calculation the condensation water capacity of terminal unit of air conditioning system and data of pipe diameter have been given.
257.
258. If the compressed air system problems, need liquid water by condensation water filter or the drainage device to emerge.
259. The high voltage variable frequency transformation of power plant's pump system of condensation water pump, condensation water booster pump is described briefly.
260. Celecoxib as a cyclooxygenase-2 inhibitor, was synthesized from p-methylacetophenone and ethyl trifluoroacetate by successively condensation and cyclization in 67% overall yield.
261. Condensation reaction of piperazine is a very important step in the process of synthesis of ciprofloxacin.
262. Two kinds of buff powder were obtained by extracting, column chromatography, condensation and drying.
263. There are two methods of steam condensation, that is, dropwise condensation and filmwisecondensation.
264. They base this on the previously unconsidered drop in pressure that occurs when water passes from gas to liquid state in condensation.
265. These observations suggest that DNA spermidine condensation could have multiple stages, which are very sensitive to the DNA and spermidine concentrations.
266. Acetone condensation method is widely used nowadays. Three molecules of acetone condense to form one molecule of isophorone in the method of acetone condensation.
267. A thermosetting resin made by a condensation reaction of a melamine derivative, trimethylolmelamine, C3N3(NHCH2OH)3, with formaldehyde.
268. Methods:3-decarboxylic quinolones were obtained via condensation of compound 5 with o-phenylenediamine. PPA was used as a dehydration agent.
269. This paper also deals with the relation of the average condensation coefficient and concentration.
270. Results: For the neuron, we can find pyknosis of neuron, depolymerization of ribosome, accumulation of lipid droplets and lipofuscin, condensation of chromatin.
271. The utility model relates to a condenser for a refrigerator, which is formed by the winding of a condensation tube and the condensation tube is provided with inner threads.
272. Condensation reaction of piperazine is a very important step in the process synthesis of ciprofloxacin.
273. The first polyimide polymer is prepared with aromatic fluoric diamine and aromatic tetracid dihydride and through a two-step condensation reaction in organic solvent and under the action of catalyst.
274. The type of traps can maximize the use of condensation water was hot or prevent product overheating.
275. It is a widespread difficulty to prevent the corrosion which happen in the condensation water pipes of a district steam heating system.
276. Tinoridine hydrochloride was synthesized from benzylamine by condensation, cyclization, decarboxylation(), cyclization and then salt formation in an overall yield of 55.2%.
277. METHODS Balsalazide disodium was synthesized by reactions of condensation , reduction, diazotization , coupling and salification from 4-nitrobenzoyl chloride.
278. Results show that the thermal comfort of combined system is the best, and the risk of condensation is lower than that when chilled ceiling panel operates individually.
279. METHODS The compound was synthesize by steps of reduction, condensation and cyclic condensation from 1,2-dicyanocyclobutane.
280. Amyl cinnamaldehyde was synthesized from benzaldehyde and n-heptanal by aldol condensation with catalyst potassium hydroxide in solvent ethylene glycol.
281. Methods: Suberic acid was selected as the start material, and the SAHA was obtained through condensation, activation and ammoniated.
282. Some problems about the intersection condensation of aldol in the present textbook of organic Chemical Experiment are pointed out. Mean while some improved are presented.
283. Mesocarbon microbeads ( MCMB ) were prepared from coal tar pitch containing original QI by thermal condensation.
284. The latent heat of condensation and the water vapor don't play decisive roles in formation of the vortex, but play key roles in vortex maintenance and structure characteristics evolvement.
285. Ingredient: Bolivian uric acid, white feather fan bean, condensation ultramicro granule,(/condensation.html) breast wooden fruit extraction.
286. The heat of condensation is equal to the heat of vaporization.
287. Many researches showed that, the coalescence is the main reason to speed up the movement of drops on the surface with gradient surface energy and separate from the surface in dropwise condensation.
288. The condensation of carbamates with aldehydes under the catalyzing of acids affords alkylene dicarbamate or monocarbamate in good yields.
289. The condensation source of the modern cryopump is a mini refrigerator.
290. The constraint equation of the dynamic condensation matrix, which relates the deformations of the master and slave degrees of freedom, is directly derived from the original eigen equation at first.
291. Methyl dihydrojasmonate was synthesized from 2 pentyl 2 cyclopentanone and methyl malonate by condensation and decarboxylation.
292. Vitreous changes were cardinal findings. Vitreous cells were noted in 27(77%) eyes, snowball in 15(43%) and retrolental condensation in 7(20%). Snowbank was found in only 1(3%) eye.
293. The characteristics of the condensation between cyclopentanone and n-valeraldehyde in different catalytic systems were studied.
294. Other polymers, such as those made by step growth polymerisation may be more easily depolymerised. by undoing the condensation or elimination reaction that caused the monomer units to join.
295. Film condensation heat transfer characteristics are studied by numerical simulation for a single horizontal tube in the presence of a non condensable gas.
296. METHOD The objective compound was synthesized by steps of ring-opening, condensation, hydrazinolysis and hydrolysis, starting from phthalic anhydride.
297. The results of the tests indicate that the layout scheme, steam condensation load and pressure are major influencing factors for maintaining a sustained dropwise condensation.
随便看

 

英语例句大全共收录104207条中英例句词条,基本覆盖所有常用英文单词的例句、长难句及中文翻译,是不可多得的英语学习材料。

 

Copyright © 2000-2024 Suppus.net All Rights Reserved
更新时间:2024/7/9 6:03:47