单词 | Reductive |
例句 | 1) But Lodge's Rummidge, that reductive simulacrum of Birmingham, was too obviously a conceit for his fictional games. 2) Their views of life were reductive and depreciatory. 3) Reductive lead sealing , model is sealed,(http:///reductive.html) due the written record that includes an user to sign. 4) The mechanism of reductive deoxygenation of pentose and the modified procedure were discussed in detail. 5) The application of carbonyl reductive coupling reaction induced by low valent titanium as the crucial macrocyclization in the total syntheses of cembrane- type diterpenoids are reviewed. 6) The main way for the reductive dechlorination of chloralkane is the direct transfer of electron. 7) Aqueous titanium trichloride promoted intermolecular reductive cyclization of 1,2 -diketone and o-nitroaniline in basic media provides a convenient method for the synthesis of quinoxaline derivatives. 8) This paper reports reductive reaction of the thiocarbamic esters with samarium diiodide to give disulfidesand carboxamides in good results. 9) The synthesis methods of hexamethyldisilane, such as reductive coupling reaction, Grignard reagent alkylation, electrochemical reduction et al, were recounted in details. 10) The reductive extraction method of bastnasite baked by sodium carbonate and low acidity HCI leaching for making rare earth chloride is reported. 11) Tetrachloroethylene (PCE) is biodegraded by reductive dechlorination in anaerobic condition. 12) The results showed:reductive agent, solvent P/V ratio, condition of drying and temperature of calcination had influence over the physical properties of VPO catalysts. 13) Zoology is retreated is farmland area reductive land advocate element. 14) In aprotic solvents magnesium effects pinacol reductive coupling of aldehydes and ketones. 15) The potential of reductive peak is linear with the logarithm values of scan rate. 16) How productive is the reductive ? Isn't it therefore very temporary? 17) Similarly, one involving transfer from ligand to metal is called a reductive charge-transfer transition. 18) This article has dealt with the replacement of Fe chips with Fe powder in the reductive reaction of titanyl sulfate solution. 19) Conclusion: RF system and DRFS were superior to Dick and Harrington in effect on reductive fixation. 20) It is proved that triple implication algorithm is P - reductive with respect to FMP and FMT models. 21) By using ortho-toluidine as a raw material, 3-fluoro-4-methylbenzonitrile is successfully synthesized by going through nitrification, diazotization, fluorination, reductive and oxidation reactions. 22) Extracting wine and skins from Ganimedes tanks is far more reductive. 23) Compared with ones with same rank but stronger and medium reductive degree from other geological ages, coals from Jurassic in Northwest China have lower H/C and higher O/C atomic ratio. 24) Choose more in recent years following medication: Aldose is reductive enzymatic depressor, inositol, methylic B12 ? 25) The films also can be annealed in air or reductive circumstance according to the requirement. 26) Nanometer copper powders were prepared from acidic waste etching solution containing copper using hydrazine hydrate as a reductive agent. 27) Therefore, fluids that are brought by the Xiangshan pluton from the mantle source region are rich in H2O and reductive volatiles CH4 etc. 28) All - E long chain part was synthesized from solanesol, then condensed with the reductive product of 2,3 - dimethoxy - 5 - methyl -1,4- benzoquinone in the presence of dry ZnCl2. 29) It is pointed out that preparation of 2,5 - TDAs starting from o - toluidine (OT) through diazo- coupling of OT and reductive hydrogenative cleavage of OT azo compound is the prior technology. 30) Excessive and reduce weight impertinently, the likelihood is in adipose reductive at the same time, harmonious sexual love and happiness of husband and wife also will are far from. 31) In anaerobic environments, chlorinated aromatic compounds were usually degraded by reductive dechlorination. 32) Based on this changes, the redox potential in the cancer tissues has only slightly reductive shift, which may suggest an apparent oxidative stress existed in the cancer tissues. 33) Ordinal dish of will other systems are reductive shut can. 34) Conclusion: RF system were superior to Dick and Luque in effect on reductive fixation. 35) The effects of orthophosphoric acid concentration in precursor preparation with n pentanol as reductive agent on vanadium catalyst behavior were studied. 36) Craftsmanship uses color carry, properly opportunely alone, agreed with master interest interest already, make household reductive again of the life colourful. 37) How utmost ground controls the network reductive against for the program, should be current urgent affairs. 38) Experiment shows that longeval agent treatment can increase reductive sugar and protein content , inhibit protein degradation , reduce total amino acid content of the cutHaixian flower. 39) EXE2 process, they belong to some disk to protect the process of the tool, be like nonexistent above two processes, release drive, try penetrable and other reductive system. 40) Chapter two describes a new strategy to form carbon-carbon double bonds via the reductive elimination reaction promoted by samarium diiodide. 41) Glucamine is a new material for synthesis of surfactants, which is prepared by reductive amination of glucose. 42) This paper reviews the reductive reactions and reductive coupling reactions induced by low - valent titanium reagents. 43) The experimental results of adsorption spectroelectrochemistry indicate that the electrochemical reductive product of VK3 is 2-methyl -1,4-naphthylenediol. 44) The capabilities of Fe0, Ni-Fe bimetal and Cu-Fe bimetal for reductive dechlorination of tetrachloroethylene(PCE)were studied. 45) The extracting iron from pyrite cinder by reductive roasting and sulfuric acid leaching was investigated. 46) The explosive images and conjunctions, often contradictory, are reductive and then romantic. 47) The reductive stripping potentiometric analysis of lead in the presence of potassium ferrocyanide as reducing agent on platinum electrode has been investigated. 48) Reductive inference in traditional logic is performed under certain condition. 49) And zirconium praseodymium fizzles out to be able to be used only at oxidizing flame, and cannot use at reductive blaze. 50) METHOD: 1 Deoxy D ribose was prepared from D ribose via methylation, silylation, reductive cleavage and hydrolysis by a sequence of four high yield reactions. 51) In our experiments, we detected TCE. It'shows that PCE was degraded by reductive dechlorination. 52) Phosphine (PH3) is a kind of extremely toxic, highly active, reductive gas, produced by the reduction of P biogeochemistry cycle, and has been proved to be trace gas existing stably in the atmosphere. 53) The reductive and vivid image is his main artistic language. 54) A new technology for preparation of basic chromium sulfate, using sugar as a reductive agent to sodium dichromate, was introduced. 55) Reductive treatments were effective against ligneous chromophores , but this was often not so for chemical dyestuffs. 56) The reductive degradation of 2,4-DNT by zero-valent iron was investigated. |
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