结果表明，液体聚硫聚脲齐聚物的用量、齐聚物中聚脲含量对固化后的环氧树脂玻璃化温度、模量及形态有较大影响。
The results show that the level of polysulfide polyurea and the content of hard segment in polysulfide polyurea influence the morphology, T_g and modulus of cured epoxy resin.
以液体聚硫聚脲齐聚物来增韧环氧-聚酰胺体系，用DMTA和SEM研究了固化后环氧树脂的形态结构、相分离程度和增韧效果。
The measurement of DMTA and SEM was used to study the morphology and structure of the cured epoxy, identifying the degree of phase segregation and the effect of toughening in the cured epoxy.
本法使用硫代氨基脲-抗坏血酸作为还原剂，将砷还原同时将铜沉淀分离。
Using a mixed solution of thiosemicarbazide and ascorbic acid as reducing agent, arsenic is reduced and separated from precipitated copper.
缺（低）硫处理器官酰脲与硝态氮增加。
S deficiency can increase the content of ureides and nitrate nitrogen of organs.
本发明提供一种包含着色剂、EDTA、1，1，3，3-四甲基脲、二硫代氨基甲酸钠、异丙醇和硼砂的喷墨打印机墨水。
The present invention provides a kind ink for ink jet printer and containing coloring agent, EDTA, 1, 1, 3, 3-tetramethyl urea, sodium dithiaamino formate, isopropanol and borax.
以液态聚硫橡胶、异氟尔酮二异氰酸酯和扩链剂3，6 -二甲硫基-2 ，5 -二甲苯胺为原料，合成了不同硬段质量分数的聚硫硫代聚脲。
A series of polysulfide based thio-polyurea was synthesized, which were based on isophorone diisocyanate, liquid polysulfide and 2,5-diamino-3,6-dimethylmercapto toluene.
采用分子力学和量子化学方法对某些作用于脑啡肽酶的硫乙内酰脲衍生物 （YL -2、YL -12、YL -3和YL -11）的化学结构进行了分子模拟和量化计算。
The chemical structure of YL-2, YL-12, YL-3 and YL-11, some of the Thiohydantion Derivatives, antibody of Enkephalinase, were simulated by the calculation of molecular mechanics and quantum chemistry.
采用分子力学和量子化学方法对某些作用于脑啡肽酶的硫乙内酰脲衍生物 （YL -2、YL -12、YL -3和YL -11）的化学结构进行了分子模拟和量化计算。
The chemical structure of YL-2, YL-12, YL-3 and YL-11, some of the Thiohydantion Derivatives, antibody of Enkephalinase, were simulated by the calculation of molecular mechanics and quantum chemistry.
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