酸性水解 的英文怎麼說
中文拼音 [suānxìngshuǐjiě]
酸性水解
英文
acidic hydrolysis-
Abstract : in ureide - transporting legumes ， ureides ( allantoin and allantoic acid ) are major transportform of biological fixed nitrogen. the distribution ， properties ， structure and regulation of plant allantoinase were reviewed in detail. the advances in the recent studies on allantoate amidohydrolase and ureidoglycolate amidohydrolase were introduced. and the works desired to be done were pointed out
文摘:全面綜述植物酰脲降解代謝酶的研究現況，概述植物尿囊素酶的分佈、性質、結構，以及調節控制，並簡介植物尿囊酸酰胺水解酶和脲基乙醇酸酰胺水解酶的研究近況，同時指出待研究的方向。L - asparagine is a non - essential, neutrall, genetically coded amino acid. it is a crystalline amino acid, found in many plants, that is easily hydrolyzed to aspartic acid
天冬酰胺是一種非必需的中性晶體氨基酸，許多植物里都有，易於水解為天門冬氨酸。Hydrolysis of carboxylic acid esters catalyzed by cationic gemini surfactant micelle
雙子陽離子表面活性劑膠束催化羧酸酯水解In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased
同時採用有機硅單體延遲滴加及添加水解抑制劑等技術，有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應，提高了聚合物大分子鏈中有機硅鏈節的含量；利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵，並通過對共聚產物力學和吸水率的測試，證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能；從分子設計角度出發，利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體： ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷；利用核磁共振對新型硅烷單體結構進行了證實；研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液，且其聚合產物具有較高的力學及耐水性能。Hydrolysis properties of the cupric - ion crosslinking polyacrylic acid resin particles
聚丙烯酸銅樹脂顆粒水解性能的研究The hydrochloric acid in gastric juice is the main cause of the inactivation of pigg
相對而言，胃酸造成的變性要較胰蛋白酶的水解對pigg活性的影響更大。Hydrolysis and sorption of chlorpyrifos in humic acid from yellow soil
石灰性黃壤腐植酸對毒死蜱的水解影響及吸附特徵Determination of hydrolytic total acidity in forest soil
森林土壤水解性總酸度的測定The pertinent research work has been carried out as follows : the transparent nano - tio2 films on soda - lime glass substrates were obtained by sol - gel process. the precursor of nano - tio2 film was ti ( oc4h9 ) 4 and the menstruum was c2h5oh. the preparation conditions which were effecting the nano - tio2 quality were researched
本文主要就納米tio _ 2薄膜的制備、探索用ecr氮等離子納米tio _ 2的摻雜改性等開展了如下的工作：本文採用溶膠?凝膠法，以鈦酸丁醋做前驅體、無水乙醇做溶劑，水解制備溶膠，然後通過提拉法制備納米tio _ 2薄膜。It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol
在生產漂白漿的工藝條件是可以選擇的如堿法，中性蒸煮，而且利用酸法水解草類原料可以生產糠醛和發酵戊糖生產甲醇Now our main products include ; calcium propionate, sodium propionate, sodiumacetate, animal and vegetable hydrolyzed protein. yeast extracts. activated carbon for protein. etc
目前我所生產的產品有：丙酸鈣、丙酸鈉、乙酸鈉、動植物水解蛋白、酵母抽提物，蛋白專用活性炭等。Study on hydrolyzation of hyperfine fibers synthetic leather use vitriol
超細纖維合成革的硫酸水解改性The active agent was confirmed as oligosaccharide, mostly composed of glucose by pc, vc and acidhydrolysis. the active agent is stable between ph2 - 12 and below 90c
通過紙層析（ pc ）和柱層析（ vc ）分析，活性組分酸水解分析初步證實了其組分為葡萄糖為主要成分組成的寡糖類物質。Abstract : a novel enzymatic reaction ? ammonolysis was introduced in thenineties. this reaction not only provides a synthetically useful and mild alternative method for the synthesis of amides, but also can be used for the kinetic resolution of chiral alcohols or chiral carboxylic acids. in addition to enantioselective hydrolysis, esterification and transesterification, ammonolysis also shows high enantioselectivity in the resolution of racemates
文摘:酶促氨解反應是20世紀90年代中期發現的一種新型反應，在脂肪酸酰胺的合成、手性藥物（手性酸及手性醇等）的拆分中顯示出巨大的應用潛力，是除立體選擇性水解、酯化、轉酯反應之外的另一具有較大開發應用前景的酶促新型反應。Kinetic study of effects of surfactant ctab, las and tween80 on the alkaline hydrolysis of iso - amyl acetate
80對乙酸異戊酯堿性水解影響的動力學研究They dissolve readily in water, dilute acids, and alkalis but do not coagulate readily on heating
組蛋白在水中很容易溶解，其水溶液呈弱酸性和堿性，加熱時不立即凝結。The hydrolysis reaction of tetrabutyl titanate in adsorption was special because the reactor was nanophase, the mechanics of hydrolysis reaction had three characteristics : ( 1 ) the hydrolysis reaction rate of tetrabutyl titanate was small ; ( 2 ) the hydrolysis reaction in adsorption layer had three process, the influence of temperature on the last two process was small and different ; ( 3 ) the diffusion rate was the most insensitive to temperature
吸附相反應技術中使用的反應器是納米級的吸附層，因而吸附層中的鈦酸丁酯水解反應也與傳統的液相法有著不同的機理：水解反應的速率較小；吸附層的鈦酸丁酯水解反應分成三個階段，后兩個反應對溫度都不敏感且敏感性也不同；擴散速率對溫度的敏感性最小。Pig liver esterase ( ple ) is one of the best bio - catalysts used in chiral industry, which is extracted from pig liver previously, and full of strong capability of hydrolyzing esterases
豬肝酯酶（ pigliveresterase ，簡稱ple ）是手性催化工業中最常用的三種生物催化劑之一。它是從豬肝中提取出來的一種羧酸酯水解酶（ ec3Phytases catalyze the hydrolysis of phytic acid or phytate ( myo - inositol hexakisphosphate ) to inositol and inorganic phosphate. their roles in eliminating anti - nutritional effects of phytate in plant fodder or foods, in increasing the efficiencies of protein and various microelement utilizations in the animal body and the animal productivities, in reducing the amount of phosphorus in animal excretions and thus reducing environmental pollutions, etc, have been the research focuses domestically and internationally
植酸酶是一類能催化植酸及植酸鹽水解成肌醇和無機磷酸鹽的酶，它具有解除植物性飼料（或食品）中植酸的抗營養作用、提高機體對蛋白質及多種微量元素的利用率、促進生長發育、提高動物生產性能、減少糞便中磷的排放量、降低磷對環境的污染等多種功能，因而受到國內外的廣泛關注。Phytase is a kind of enzymes which can catalyze the hydrolysis of phytate into myo - inositol and phosphate. it can relieve anti - nutrition of phytate and improve the nutritional value of animal feed from plant, the study on phytase, especially acidic phytase produced by micro - organism, is paid much attention by scientists in our country and abroard
植酸酶是催化植酸及植酸鹽水解成肌醇和無機磷酸鹽的一類酶，它能夠解除動物植物性飼料中植酸的抗營養作用，提高植物性飼料的營養價值，因而受到國內外廣泛關注，尤其是微生物所產生的酸性植酸酶。分享友人