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Hydrolysate of epichlorohydrin in alkali aqueous solution was studied, mole ratio of epichlorohydrin to water, temperature and time were investigated in detail, the mechanism was discussed in this paper.

研究了环氧氯丙烷在碱性水溶液中的水解产物，考察了原料摩尔配比、反应温度和反应时间等对水解率的影响，讨论了其水解机理。

The proportion of the phase transfer catalyst and tertiary amine are usually in the range of about 1-5 and about 0.01-5.0 mole percent, respectively, based on total dihydroxyaromatic compound and dicarboxylic acid employed. In the second phosgenation step, the pH is raised to at least 10 and a stoichiometric phosgene excess of at least 5% is introduced.

相转移催化剂和叔胺的比例以二羟基芳族化合物和二羧酸的总量为基础计通常分别在约1―5和0.01―5.0摩尔百分数的范围内，在第二步光气化步骤中，pH值升高到至少约10，并导入超过化学计量约至少5wt％的光气。

Through the analysis of thermodynamics, relationship between equilibrium phase of thihydrate and boehmite with temperature and caustic mole ratio in the system of sodium aluminate solution was determined.

摘 要：通过热力学分析确定了铝酸钠溶液体系中三水铝石、一水软铝石平衡固相与温度和苛性比之间的关系。

Through the analysis of thermodynamics, relationship between equilibrium phase of thihydrate and boehmite with temperature and caustic mole ratio in the system of sodium aluminate solution was determined.

通过热力学分析确定了铝酸钠溶液体系中三水铝石、一水软铝石平衡固相与温度和苛性比之间的关系。

From this part, we should understand the course which people have realized the function of consumption in east and west economics, especially the long-time discuss on the relation of consumption and production. In the west economics, there are Adam Smith, David Ricardo, Boisguilbert, Quesnay, Turgot, Sismondi and so on in the classical economics; Say, Malthus in the philistine plutonomy; Marshall, Pigou, Veblen, Pareto and so on in imperialist period; Keynes, Rostov, Mole and so on in the modern west economics.

西方经济学中关于消费的思想从历史来看，主要包括：古典经济学中亚当·斯密、李嘉图、布阿贝尔吉尔、魁奈等人的消费思想和西斯蒙第的&消费居先论&；庸俗政治经济学中法国的萨伊、英国的马尔萨斯等人的消费思想；帝国主义历史时期马歇尔、凡勃伦等人的消费思想；现代西方经济学中凯恩斯、罗斯托、莫尔、加尔布雷茨等人的消费思想。

The optimum conditions for this reaction were confirmed: the mole ratios of the Lewis base and AlCl〓 with the electron-rich aromatic monomer are 1. 2 and 3. 4, respectively; 1, 2-dichloride ethane is the most suitable solvent in this reaction; The solution of the two reactants must be added slowly to a large amount of solvent containing catalyst under pseudo-high dilution conditions; The Lewis base, such as NMP, DMF are applicable in this reaction system.

在此理论的指导下，通过对单体结构的模拟，高选择性地合成了一种新型结构的芳香环状聚硫酯二聚体，对其结构进行了精确的表征，在不同溶剂中得到了该环状二聚体的单晶，单晶X-ray衍射表明该二聚体为环张力极小的大环化合物。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷