(1) Babies are weak and vulnerable in the presence of huge shapes that they can only dimly perceive.

(2) He made the accusation in the presence of witnesses.

(3) Litmus paper turns red in the presence of an acid.

(4) The children showed a little constraint in the presence of the new teacher.

(5) He signed the treaty in the presence of two witnesses.

(6) He was determined not to complain in the presence of the nurse.

(7) The document was signed in the presence of two witnesses.

(8) You cannot be excused for such rude behaviour in the presence of a lady.

(9) Don't get gay in the presence of so many people.

(10) He cleared up the question of his absence in the presence of all his classmates.

(11) Dick was socially inept and uncomfortable in the presence of women.

(12) The talks took place in the presence of a diplomatic observer.

(13) In the presence of elderly visitors our son was a model of decorum.

(14) The boy was ill at ease in the presence of the headmaster.

(15) She behaved as if she were in the presence of royalty.

(16) You must sign the document in the presence of an independent third party .

(17) An old woman ridiculous in the presence of desire.

(18) It can't be organised in the presence of invaders.

(19) In the presence of my inability to keep still he should have felt only terror.

(20) If sulphur hexafluoride is subjected to electrical sparking in the presence of oxygen, it degrades(), releasing toxic breakdown products.

(21) Therefore the platelet-aggregate ratio would be low in the presence of circulating platelet aggregates.

(22) We were overawed to be in the presence of such a great film maker.

(23) All this paled in the presence of a man like Carmine Latta.

(24) In the presence of each they received an infusion of a sucrose solution.

(25) Results of three sets of experiments in the presence of calmodulin are shown with standard deviations marked by errors bars.

(26) Mike tends to be more animated in the presence of women.

(27) We agreed that the only thing I could do would be to call Brooks in the presence of witnesses and button this thing down.

(28) Another model allows for partisan effects to occur even in the presence of rational expectations.

(29) When this measure is larger than one, which happens in the presence of monopoly power, average revenue declines with output.

(30) Third, the results clearly show the non-equivalence between tariffs and quotas in the presence of oligopoly.

(1) Babies are weak and vulnerable in the presence of huge shapes that they can only dimly perceive.

(2) The boy was ill at ease in the presence of the headmaster.

(31) The examination was conducted in the presence of a female nurse and a female member of the Royal Military Police.

(32) It was a gala performance of Le Bourgeois Gentilhomme in the presence of the king.

(33) In the presence of a few hundred Masai, the young warrior hurled his spear right through the district officer's heart.

(34) The guarantee and the charge were executed at the bank in the presence of the bank manager.

(35) He had expected to be put under pressure, in the presence of the dying Mahatma(), to recede from his position.

(36) The deep is present throughout his Gospel in the presence of the cosmic darkness.

(37) Nothing, above all, to betray the cosmic anger which invariably surged through his being in the presence of violent death.

(38) Conversely, the absence of hypoxaemia predicts a low risk of death, even in the presence of radiographic pneumonia.

(39) In the presence of a large crowd in a public square the messengers shouted vulgar abuse at Vuk.

(40) However, such activation was dramatically reduced in the presence of the Oct-1 expression vector.

(41) The sound puzzled him: it was wrong for boys in the presence of Mrs Crumwallis.

(42) Similar processes often occur in the presence of a pressure gradient.

(43) The less compatible a pair the greater the probability that their relationship will regress in the presence of another animal.

(44) Lysosomes incubated in the presence of buffer alone were used as controls.

(45) He never spoke with a woman except in the presence of a third party or outside the parlour.

(46) A study in rats showed reduced survival of glucose-6-phosphate dehydrogenase deficient erythrocytes in the presence of ascorbic acid.

(47) The laboratory tests lack specificity and can be normal in the presence of clinically active disease.

(47) try its best to collect and create good sentences.

(48) Acinar suspensions were incubated in the presence of various concentrations of caerulein.

(49) It was quite clear to them that they were at this moment standing in the presence of a master.

(50) As men, we are all equal in the presence of death. Publilius Syrus 

(51) In the presence of great beauty I am often left speechless.

(52) It was all very well to make brave plans but here in the presence of this brooding giant, courage ebbed away.

(53) His wife felt stifled in the presence of her overbearing mother-in-law.

(54) He then proceeded to stomp on it, in the presence of the emperor.

(55) But in the presence of a strong ego identity such manoeuvres would not be necessary.

(56) Co-star Jeff Bridges is a hapless Columbia math professor who turns to jelly in the presence of beautiful women.

(57) A marvelous thing it would be to stand with confidence, unafraid, unashamed, and unembarrassed in the presence of God. Gordon B. Hinckley 

(58) Fresh soil samples, taken recently in the presence of journalists, are currently being investigated for gamma rays and alpha particles.

(59) In the presence of fibrin, tissue type plasminogen activator converts plasminogen to plasmin, which subsequently cleaves the chromogenic substrate.

(60) Yet it is clear that transport costs can have important consequences in the presence of economies of scale.

(61) Those who joined were forced to fornicate in the presence of others.

(62) A new bride is expected to cover her head in the presence of her parents-in-law and older brothers-in-law.

(63) Smokers, stop as quickly as possible and do not smoke in the presence of others.

(64) She was normally so cool and in command in the presence of men, but he made her feel gauche.

(65) In the presence of malignancy it is known that different tissues can respond in different ways.

(66) My interrogation must have taken place in the presence of the King himself.

(67) It was a long lunch in the presence of our new-found friend, the Rugby World Cup.

(68) It may be secondary to the recent findings of reduced somatostatin concentrations in the presence of H pylori infection.

(69) May this shine out in him now in the presence of the Lord.

(70) Sad and profound chants are intoned in the wind and I am in the presence of a numberless and devout congregation.

(71) Williams said, still recalling his awe at being in the presence of star dancers like Truitte.

(72) They were watching it with interest; normally they'd be frantic in the presence of fire.

(73) But the men pulled a white flag and later surrendered in the presence of a priest.

(74) Activation can then be achieved electrically as required, in the presence of calcium.

(75) For some reason, in the presence of death they stayed insulated and immersed in the exercise of their own particular expertise.

(76) I feel strange in the presence of strangers.

(77) Bromododecane was synthesized from n- dodecyl alcohol using byproduct hydrobromic acid from 1-bromoadamantan process as raw material in the presence of the concentrated sulfuric acid.

(78) The ketol reaction is catalyzed by ammonium ferric sulfate in the presence of PEG - 400 as a PTC under ultrasound and microwave irradiation.

(79) Dimethyl carbonate is synthesized directly from carbon dioxide and methanol in the presence of magnesium methoxide.

(80) Conviction of sin fastened upon him; he saw himself, without an intercessor,(http:///in the presence of.html) in the presence of a holy and just Judge .

(81) Some birds blackbirds and nightingales, among others - sing at unnatural hours in the presence of artificial light.

(82) A new deactivator with lower pour point was obtained by the reaction of coconut amine and ethylene oxide in the presence of 5% catalyst.

(83) Nitrophenyl ferulate was synthesized in one step without the protection of the hydroxyl of ferulic acid in the presence of 1,3 dicyclohexylcarbodiimide(DCC) as the catalyst.

(84) Methods: In the presence of hydrochloric acid or nitric acid, geranyl sulfone was prepared from geraniol in isopropyl alcohol or THF under reflux conditions for 18 h or 28 h, respectively.

(85) In the presence of this sign, the physician should proceed with a more aggressive physical therapy program and further assess patella malalignment.

(86) The kinetic equations of Be'nard problem are solved in the presence of gravity disturbance.

(87) New allyl lithium THF complex was prepared conveniently by the reaction of propene with n-butyl lithium in the presence of tetrahydrofuran.

(88) Nipagin esters were synthesized by the esterification of dodecyl and octadecyl alcohol with p -hydroxybenzoic acid in the presence of vitamin C.

(89) 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.

(90) In the presence of ethanonitrile and polyethylene glycol, anisole reacts with ammonium ceric nitrate to form o-nitroanisole.

(91) The results showed, in the presence of sodium hydroxide, 4-aminoazobenzene could react with fresh sodium dithionite solution, and broke the carbon - carbon double bond of 4-aminoazobenzene.

(92) In the presence of external sources, a superconducting weak link can be represented by a simplified model, consisting of a resistively shunted Josephson junction driven by a current source.

(93) The boron compound and iodine source are combined with reactants of a fluoroalcohol and an alkylene oxide in the presence of a base.

(94) Determination of high assay phosphorus in ores is studied in the presence of tartaric acid with the volumetry of ammonium molybdophosphate.

(95) The regioselective nitration of toluene and chlorobenzene with nitrates and supported nitrates on solid acid catalysts and supports in the presence of acetic anhydride is studied.

(96) Isopentyl lactate was synthesis from acid and isopentyl alcohol in the presence of ferric chloride hexahydrate.

(97) The process comprises the following steps: dehydrofluorinating 3-chloro-1,1,1,3-tetrafluoropropane under conditions sufficient to effect dehydrofluorination in the presence of a catalyst.

(98) A number of diseases can result in the presence of opacities that appear predominantly centrilobular on HRCT.

(99) The activity could be restored by incubation of depleted SCR with phospholipid in the presence of ubiquinone Q2.

(100) Studied a unified methodology for real-time speed control of a brushless direct-current motor drive system in the presence of measurement noise and load torque disturbance.

(101) Ascorbic acid could function as a prooxidant, rather than an antioxidant, in the presence of hemin.

(102) Using single genes as phylogenetic markers, it is difficult to trace organismal phylogeny in the presence of HGT .

(103) The reactions of thiazole ethiodide with aromatic aldehydes in the presence of pipcridine as catalyst were investigated. It is found that the reaction is of second order.

(104) Starch yields a blue color in the presence of iodine.

(105) Then, under microwave irradiation, the hydrazide was refluxed with carbon disulfide in the presence of potassium hydroxide to yield target compound 5-dehydroabietyl-1,3,4-oxadiazole-2-thiol.

(106) Polyethylene glycol monomethyl ether(PGME) fatty arid esters were Preped fain methyl fatty acid ester and PGME in the presence of sodium methoxide as catalyst.

(107) Lawrence of Arabia on the Wadi Rum desert: "Our little caravan grew self-conscious, and fell dead quiet(Sentencedict), afraid and ashamed to flaunt its smallness in the presence of the stupendous hills."

(108) Organisms possessing this enzyme, in the presence of atmospheric oxygen and the substrate contained in the oxidase discs give a red-fuchsia color.

(109) The safflower oil unsaturated monoglycerid ester was synthesized with glycerin and xinjiang local safflower oil in the presence of the sodium catalyst.

(110) Using glycerine and acetic acid as raw materials and in the presence of catalyst, glycerin triacetate was synthesized through esterification, dehydration and underpressrue distillation.

(111) Dr Graziella Magherini, author of The Stendhal Syndrome, has studied more than 100 tourists in Florence, Italy, who became ill in the presence of great works of art.

(112) Extract Leach resin can effectively adsorb gold in the presence of acidic medium and can easily desorb gold with thiourea. Such kind resin can be regenerated for reuse.

(113) Dibenzyl phosphite was synthesized by benzyl alcohol and trichlorophosphorous in the presence of pyridine.

(114) The reaction of fluoroalkyl iodides with ethyl vinyl ether and amines in the presence of sodium dithionite was studied.

(115) In the presence of cellobiose, CDH could reduce many oxidized products catalyzed by soybean hull peroxidase (SHP).

(116) Ddaps deoxypentose and protein amino acid in the presence of similar, asas acid - base and alkalescence base.

(117) The invention also envisages a method for the preparation of a coloured polymer, the method comprising performing a polymerisation reaction in the presence of such a catalyst.

(118) In the presence of Dragon's Blood, the action potential amplitude of the bullfrog sciatic nerve was decreased, the conduction velocity was slowered and the refractory period was delayed.

(119) The results show that reflection from rough sea surface is an important factor in calculating propagation loss over rough sea and a knife-edge in the presence of rough sea surface.

(120) Some chemicals are flammable - ie . they burn in the presence of air.

(121) The synchronous spectroscopy of BSA and brodifacoum-BSA revealed that the BSA conformation had changed in the presence of brodifacoum.

(122) Bud regeneration is obtained from in vitro leaf culture of Actinidia deliciosa on MS medium with 6-BA, Zeatin(ZT) and Thidiazuron (TDZ), in the presence of IBA, respectively.

(123) The grafting of triethylene glycol dimethacrylate onto silk in alcohol aqueous systems using potassium persulfate in the presence of air was investigated.

(124) A novel received beam forming method based on stretch processing and phase compensation in the presence of wideband signal and large scanning angle is presented, and the realization chart is given.

(125) This thesis is devoted to study the quantum dynamics of coupled quantum dot system in the presence of external fields.

(126) This insufflator must be used in the presence of flammable anesthetics.

(127) By means of TEM and the torsion test, the microstructure and the mechanical properties of the friction welding joint of LY12CZ alloy in the presence of the electrical field were studied.

(128) The nub of the problem is that you cannot have a consistent "arrow of time" in the presence of closed timelike curves.

(129) Real silk can increase its dye adsorption in its dyeing with acid dyes in the presence of Bola diquaternary ammonium salt electrolyte.

(130) Ethyl cinnamate was synthesized by esterification of cinnamic acid with ethanol in the presence of stannic chloride pentahydrate catalyst.

(131) In exposure therapy, the phobic person puts him or herself in the presence of whatever they fear--heights, spiders, etc.--until, through habituation, they lose their fear of that situation or object.

(132) The AFM micrographs showed that the morphology of rhombohedral crystals changed dramatically in the presence of HEDP and it gave appearances like polycrystals.

(133) The main source of benzene in the presence of a catalyst oxidation to form maleic acid, and then derived by isomerization.

(134) Camus thinks of illogicality as discomfort aroused in the presence of inhumanity and degeneration in front of the substance human beings encounter.

(135) NASB:"Now it shall come about when he sits on the throne of his kingdom, he shall write for himself a copy of this law on a scroll in the presence of the Levitical priests."

(136) The new route of preparing 1.3,4-oxadiazoles from aromatic acids and semicarbazide hydrochloride in the presence of PPA was described.

(137) All - E long chain part was synthesized from solanesol, then condensed with the reductive product of 2,3 - dimethoxy - 5 - methyl -1,(http:///in the presence of.html)4- benzoquinone in the presence of dry ZnCl2.

(138) Bronopol was synthesized from nitromethane and formaldehyde by hydroxyalkylation and bromination in the presence of alkali.

(139) Peroxyacetic acid was prepared from hydrogen peroxide and acetic acid in the presence of sulfuric acid at room temperature.

(140) Monodispersed NiO precursor particles were prepared by homogeneous precipitation from nickel nitrate solution in the presence of urea.

(141) AK4114 (AKM) - selected for its ability to accurately recover data in the presence of high-jitter, high-noise, and when signal levels are very low.

(142) In the presence of acetic acid and polyethylene glycols, acenaphthene reacts with ammonium ceric nitrate to form 5 nitroacenaphtene under mild conditions with high yields.

(143) To measure phase accurately in the presence of harmonics for both noisy input signals, a technique based adaptive bandpass filter (ABF) and the method of interchanging signal channel is presented.

(144) On August 3, 1998, two weeks before the President's grand jury testimony, a White House physician drew blood from the President in the presence of a senior OIC attorney and a FBI special agent.

(145) The surgeon should not expect that the rotational alignment or geometric constraint of the trochlear component will ensure patellar component engagement in the presence of patellofemoral malalignment.

(146) In the presence of nitrogen or air, the thermal stability of PVDC/MEE nanocomposites was eliminated due to ammonium salt catalyzed reaction.

(147) In this paper, the condition of zircon decomposition in the presence of sodium fluosilicate is studied by DTA.

(148) The results show that in the presence of small amount of sulphite, the structure of developed grain changes from compact to filamentary and etch pit can be found.

(149) Dodecyl acrylate is prepared from acrylic acid and dodecanol in the presence of catalyst.

(150) Xanthone was efficiently synthesized from o-chlorobenzoic acid first by etherization and then by Friedel-Crafts reaction in the presence of aluminium trichloride.

(151) Benzoyl chloride and ethyl acetoacetate react and hydrolyze in the presence of a catalyst to synthesize ethyl benzoylacltete, yielding 60%, with a purity of more than 98%.

(152) A method to prepare chemical manganese dioxide by directly oxidizing manganese hydroxide with air in the presence of catalyzer was investigated.

(153) It has been shown that proteins and enzymes can be bound covalently to freshly prepared magnetite in the presence of carbodiimide.

(154) From a DBA perspective, the roll-out operation progresses in the presence of a long-running reporting workload.

(155) The reaction takes place only in the presence of a catalyst.

(156) In the presence of the same source of DOM, a stronger chlorotoluron toxicity to YM-158 than to NM-9 was observed.

(157) Pinellin dissociated into subunits in the presence of sodium dodecyl sulfate or guanidine hydrochloride.

(158) However, in the presence of amplitude variation with offset (AVO), and particularly at large offsets, reflection coefficients and polarities may differ significantly from those at normal incidence.

(159) Congenital hyperinsulinism (CH) is a genetic disorder characterized by inadequate suppression of insulin secretion in the presence of recurrent hypoglycemia.

(160) Isobornyl ethyl ether was prepared by ethoxylation of camphene with absolute ethanol in the presence of DCP heat-resistant ion exchange resin.

(161) He repaired, however, the public scandal he had given by a sincere retractation made in the presence of Pope Gregory VII at a synod held in Rome in 1079, and died reconciled to the Church.

(162) In the presence of radiation trapping effect, the effective radiative rate is equel to the spontaneous radiation rate multiplying the transmission factor.

(163) In the presence of rhamnolipid, the degradation site changed from the granule surface to the medium aqueous phase and it led to a different degradation manner.

(164) Furthermore, the multi-functional trimer of N-(11-carboxyundecyl) maleimide was prepared via trimerization of the precursor in the presence of triphenylphosphine and phenol.

(165) Nipagin esters was synthesized by the esterification of n - butyl and iso- butyl alcohol with p - hydroxybenzoic acid in the presence of vitamin C.

(166) To effectively enhance the contraposition selectivity of chlorinating reaction the p-chlorotoluene was prepared by direct chlorination of toluene and chlorine gas in the presence of zeolite catalyst.

(167) These werecharacterized by cyclic voltammetry in the presence of ferrocenemonocarboxylate and hexamine ruthenium as probe molecules.

(168) The dispersion comprises the product of polymerization of a vinyl monomer in the presence of a free radical initiator in a reactive organic dispersion medium.

(169) Nickel coating is deposited through redox reaction in the presence of catalytic centers.

(170) In the presence of ethanonitrile and polyethylene glycol(Sentencedict), anthrone reacts with ammonium ceric nitrate to form 1 nitroanthraquinone.

(171) Based on the theory of the probability interpretation algorithm, a statistical model of RLC interconnect delay in the presence of process variations was put forward.

(172) Synergistic chromogenic reaction of niobium with bromopyrogallol red and butyl rhodamine B in the presence of hexadecylpyridinium bromide was studied.

(173) In this paper, robustness of model reference adaptive control systems in the presence of high freqency parasitics, external disturbances and high freqency reference input is analysed.

(174) This paper presents a differential modulation diversity used in the presence of unknown multi-path.

(175) At high temperature and in the presence of phosphoric acid, the alkyl group is fractured into the corresponding olefine , according to which the alkyl of long-chain aliphatic amine can be identified.

(176) The reaction of benzotrichloride and chloroacetic acid to form chloroacetyl chloride and benzoyl chloride in the presence of catalyst was studied.

(177) In the presence of closed timelike curves, though, we generally will not be able to slice space-time that way.

(178) Peroxide crosslinking of syndiotactic polypropylene (sPP) in the presence of trimethylolpropane trimethacrylate (TMPTMA) was studied by using DSC method.

(179) The reaction of aryloxy acetic acid with thiosemicarbazide in the presence of dehydrating agent, POCl_3, affords a series of 2amino5aryloxymethyl1,3,4thiadiazoles under microwave irradiation (MWI).

(180) In the presence of noise, the performance of the peak search method can be further improved by using a maximum likelihood (ML) technique in the evaluation of wide band ambiguity function.

(181) Jim is quite shy ; he will feel out of place in the presence of unknown people.

(182) The study of optimum conditions of the colour reaction of scandium with chrome azurol S in the presence of tetradecyl pyridinium chloride and emulgent OP is reported in this paper.

(183) The growth of CNTS( carbon nanotubes) by catalytically cracking ethylene in the presence of the supported catalyst doped with rare earth samaria is reported.

(184) Professor Symonds said: "Our research demonstrates a very strong seasonal variation in the presence of BAT."

(185) We are unhappy, mild, dog-eyed gentlemen, sufficiently well integrated to control our urge in the presence of adults, but ready to give years and years of life for one chance to touch a nymphet.

(186) Isobornyl ethyl ether was prepared by the catalytic ethoxylation of camphene with ethyl alcohol in the presence of cation exchange resin fixed bed.

(187) The properties of the hydrocracking products of Gudao residue in the presence of dispersed ammonium phosphomolybdate catalyst were studied.

(188) The relationships between impulse power and error bit of the traditional dispersion-compensated systems: pre: post-and hybrid-compensation in the presence of SPM, IXPM and IFWM were investigated.

(189) Carbon monoxide and nitrous acid ester are synthesized through coupling reaction into diester carbonate in the presence of catalyst and at relatively low pressure and temperature.

(190) Benzyl bromide was synthesized from potassium bromide, a by-product from synthesis of 2-hydroxy-4-n-octyloxybenzophenone(UV-531), and benzoic alcohol in the presence of concentrated sulfuric acid.

(191) Enantioselective hydrogenation of isophorone and kinetic resolution of 3,3,5-trimethylcyclohexanone over Pd catalysts in the presence of S-proline.

(192) This optical illusion, called the wagon wheel effect, also can occur in the presence of a strobe light.

(193) The Lord said, 'Go out and stand on the mountain in the presence of the Lord' "(I Kings 19:11).

(194) The synergistic chromogenic reaction of Nb(V) with both bromopyrogallol red(BPR) and diantipyrylmethane(DAM) in the presence of polyvinyl alcohol(PVA) is studied.

(195) Alkanes can be chlorinated or brominated by treatment with chlorine or bromine in the presence of visible or uv light .

(196) "After watching what happened in Naivasha and Nakuru, especially to their kids and kin who were being butchered in the presence of the police, they were very annoyed, " he said.

(197) The ability to introduce new storage where the system automatically self-configures to accommodate it and the ability to find and self-heal in the presence of errors are critical.

(198) In chapter 5( ), the cyclic statistics based radar imaging is discussed in the presence of additive and multiplicative stationary noise with any statistic distribution.

(199) The reductive stripping potentiometric analysis of lead in the presence of potassium ferrocyanide as reducing agent on platinum electrode has been investigated.

(200) Quinone can be reduced to quinol by NADH in the presence of NADH-dehydrogenase.

(201) The PMMA macromer was obtained by radical polymerization in the presence of 2-mercaptoethanol as a chain transfer agent, followed by termination with acryloyl chloride .

(202) This method increases the resilience of the identification process in the presence of noise and skywave and realizes the digital of cycle identification algorithm for LORAN-C.

(203) Mr. Gunn signed and acknowledged the will in the presence of his lawyer and two witnesses.

(204) Limited participation can arise endogenously in the presence of model uncertainty, and overconfident investors enter the market differently from the rational investors.

(205) But in the presence of closed timelike curves, some events are in our past and also in our future.

(206) The flotation behaviour of platinum from stannous chloride- malachite green-water system in the presence of ammonium sulphate was studied.

(207) Finally, the adaptive resource allocation problem for the MIMO systems in the presence of channel estimation error is analyzed.

(208) Increased rate of reaction , in the presence of catalyzer, is called of catalytic action.

(209) The unawakened one experiences freedom in the presence of choice and hope.

(210) Erythropoiesis is regulated by erythropoietin, which increases in the presence of hypoxia and regulates RBC production.

(211) With hydrogen sulfide and tetrapropylene as raw materials, TDM was synthetized by the one step process in the presence of acidic ion exchange resin.

(212) Such inspection shall be conducted in the presence of the consular officer concerned or of his authorized representative.

(213) Fires have been reported when sevoflurane is used in the presence of desiccated soda lime.

(214) Strong fragrances are unadvisable in the presence of customers, along with garlic and cigarette breath , the code says. The solution: 'Avoid garlic and onion-based dishes. '

(215) In general, this reaction will be conducted in the presence of a suitable solvent such as a lower alkanol.

(216) A rayleigh assumption is made for the scattering channel, and the LOS propagation channel model in the presence of polarization diversity is derived.

(217) Inducible enzyme (adaptive enzyme) An enzyme that is produced by a cell only in the presence of high concentrations of its substrate or a structurally similar substance.

(218) In the presence of catalytic amounts of samarium trichloride, acetophenone diethyl ketals reacted with acetyl chloride to give 1,3(http://),5 - triarylbenzenes in high yields.

(219) Film condensation heat transfer characteristics are studied by numerical simulation for a single horizontal tube in the presence of a non condensable gas.

(220) This paper presents a new method for estimating two dimensional angle of arrival in the presence of coherent signal sources with two parallel linear array.

(221) Methyl cinnamate was synthesized in the presence of the catalyst of pentahydrate stannic chloride, and characterized by melt i ng point, elementary analysis and infrared spectrum.

(222) There are two disadvantages in adaptive beam forming in the presence of main lobe interference, one is heightening of side-lobe level, the other is distortion and peak offset of main beam.