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In the reaction of substituted arylamine and sulfuric acid, and utilizes the feature of that said inert organic solvent is easy to form azeotrope with water to continuously deliver the water produced in the couse of reaction from the reactor.

本发明在取代芳胺与硫酸的反应中加入了一种惰性的有机溶剂，如：氯苯，二氯苯，三氯苯，硝基苯等，利用其易与水形成共沸物的特点，将反应生成的水不断地导出反应器。

This work mainly studies on the photochemical reaction of benzylideneaniline and azobenzene derivatives, we also studies on the pharmaceutical chemistry of the product from our new reaction.

本篇论文主要是在研究苯亚甲基苯胺与对位烃基偶氮苯衍生物的光化学反应，以及所得到之产物在药性上之应用。

In order to realize the solvent-free preparation and to reduce the reaction time,the preparation of barium carbonate by solid state reaction at low heating temperatures under supersonic airstream was studied.

为了实现无溶剂制备及缩短反应时间，研究了在超音速气流下低热固相反应制备碳酸钡。

The results show that the castor oil with barium hydroxide as catalyst in the transesterification reaction in the appropriate conditions: methanol to oil molar ratio of 6:1, 10:1, catalyst amount, reaction time 90 min

结果表明，蓖麻油在以氢氧化钡为催化剂的酯交换反应中适宜条件为：醇油摩尔比6：1，催化剂量10：1，反应时间90 min 不要翻译软件的！追加50！

The results show that the appropriate conditions of castor oil with barium hydroxide as catalyst in transesterification reaction are: the molar ratio of methanol to oil is 6:1, castor oil to catalyst is 10:1, reaction time 90 min, the yield is 98.20%, the castor oil conversion rate is 75.13%.

结果表明，蓖麻油在以氢氧化钡为催化剂的酯交换反应中适宜条件为：醇油摩尔比6：1，蓖麻油与催化剂摩尔比10：1，反应时间90 min，生物柴油收率98.20%，蓖麻油转化率为75.13%。

Such a method can replace traditional reaction with phosgene as the carbonylation reagent, involving the toxic reagent and drastic reaction conditions, the new herein studied method is environmentally benignancy and has atom economical selectivity.

它可代替以往的利用光气来给化合物引进一个羰基的方法，具有原子经济反应的高选择性和对环境的友好性，从而越来越受到人们的关注，已成为C〓化学中羰基合成领域的一个重要的研究热点。

Benzoin condensation reaction of benzaldehyde using simple imidazolium based ionic liquids as catalyst has been successfully achieved. The reaction factors such as solvent, base and ionic liquids have been studied in detail.

成功地实现了简单咪唑基离子液体对苯甲醛自缩合成苯偶姻的催化反应，以及详细探讨了溶剂、碱、离子液体种类及用量等各种影响因素。

The reaction of benzophenone's excitation and active hydrogen-abstraction is a typical photo-reduction reaction; it has been widely applied to surface photo-grafting and photo-polymerization.

二苯甲酮在紫外光照下激发并夺取活泼氢的反应是一个典型的光还原反应，被广泛应用于表面光接枝及光聚合领域。

Effects of reaction temperature, oxygen concentration, catalyst dosage and reaction time on oxidation of benzyl alcohol were investigated.

考察了反应温度、氧浓度、催化剂用量以及反应时间对苯甲醇氧化的影响。

Influence of the reaction condition for the yield of benzyl propionate was investigated. The traditional process was improved,and the reaction condition was optimized.

讨论了各种反应条件对合成丙酸苄酯的产率的影响，并对传统合成方法进行了改进。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新