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Electrosynthesis of α-alanine by reductive amination of pyruvic acid has been studied in this research. Technical parameters, separation method, and reaction mechanism have been investigated.

本论文研究了由丙酮酸的还原氨基化电合成丙氨酸的工艺参数、产物分离和反应机理。

A newly developed multivariate calibration method——hybrid linear analysis was applied to determine aminopyrine, antipyrine and barbitone in antongding injection without separation.

将一种新近发展的多元校正方法———混合线性分析法，用于安痛定注射液中氨基比林、安替比林、巴比妥含量的同时测定。

Amitosis began with a transversal constriction of nucleus to form dumb bell shaped nucleus which later split into two daughter nuclei, and completed with the separation of cytoplasm to form two new cells.

无丝分裂过程先是细胞核中部缢缩形成哑铃状细胞核，然后分裂成两个子细胞核，最后细胞一分为二、完成细胞分裂。

The frame and working process of biogas refining system for obtaining vehicle fuel were discussed. Among them, the main device-hollow fiber polyimide membranes separation module was devised by our special request. And the other devices for removing water vapour, sulfureted hydrogen, oxygen, ammoniate were designed by ourselves.

文中简介了沼气制取车用天然气级燃料系统的组成和工作过程，该系统以自行设计的中空纤维聚酰亚胺膜组件作为主纯化脱碳装置，并设计了脱水、脱硫、脱氧和脱氨装置。

Furthermore,the influence of ammonium sulfate on the separation of amino acids mixture was investigated.

还考察了在混合物中含有硫酸铵时的情况。

The applied level of operation technology in units like sulfonation, nitration, hydrogenation, polymerization, ammonolysis and separation etc.

十一五的发展战略是充分发挥自身优势，加大投入力度，合理构造产业链，重点发展基础化工、精细化工、农用化工。

The mesoporous sieve of the M41S family has framewoks with pore diameters withinthe mesoporous range(2～10nm), huge surfaces areas about 1000cm2/g and amorphism porouswall tent to incorporate hetero atom so that has been used abroad in big moleculer catalysisand separation, life science and environment protection fields and so on.

M41S系列介孔分子筛具有2～10nm左右的规整孔道、大约1000cm~2／g的高比表面积和容易引入杂原子的无定形孔壁等独特优点，被广泛应用在大分子催化、分离和生命科学、环境保护等热点领域。

It may be also applied in the separation and detection for other facultative anaerobe.

本法也可广泛应用于其他兼性厌氧菌的分离检测工作。

Synchronous and asynchronous chromosome separation was seen, and it was more common that the lagging chromosomes formed anaphase bridges.

有丝分裂过程中染色体的分离同步或不同步，不同步分离中的滞后染色体形成后期桥的现象更为普遍。

The axial velocity and stagnation point offset of two opposed jets coming from two asymmetric nozzles oppositely located with large separation distance were studied by using hot-wire anemometry.

采用热线风速仪对大喷嘴间距下两不对称喷嘴形成的对置撞击流的轴线速度分布和驻点偏移规律进行了实验研究。

She is a very considerate person, always patient and in fact is themerchant's confidante.

这位妻子是一个很善解人意的人而且很有耐心，她是商人的知己。

This paper is intended to provide an overall picture of beef cattle industry in China and give some suggestion about beef export .

笔者简要分析中国肉牛产业的总体发展状况，并从促进肉牛出口的角度给出几点建议。