They also investigate the effects of dosage of chiral reagent, reaction time, reaction temperature, polarity of solvent on conversion ratio and relative optical activity.
研究手性试剂用量、反应时间、反应温度、溶剂极性等各种因素对转化率，以及相对旋光度的影响。
The terminal allylation reaction was studied which was influenced by reaction time, reaction temperature, category and dosage of allylation reagent and molecular weight of polyether.
其次对双羟基聚醚的端烯丙基化反应进行研究，讨论了反应时间、反应温度、聚醚分子量、烯丙基化试剂的种类和用量对反应的影响。
The extraction efficiency of pesticide residues was significantly increased by subcritical water extraction. By temperature correction and dosage adjusting of the reagent, the operation is…
进一步优化了检测条件，通过温度校正公式的使用和试剂用量的调整使农药残留检测的操作更简单、费用更低廉。
The factors of molecular weight such as the degree of neutralization, the dosage of initiator, the concentration of reagent and the reaction temperature, have been discussed.
通过对影响共聚物分子量的因素的研究，得出初始中和度、引发剂用量、反应物浓度及反应温度与共聚物分子量之间的关系。
With this method, the dosage of reagent is lessened, the reaction time is reduced and environment pollution is alleviated. and more over it trains the operation skill for experimenter.
减少了药品用量，缩短了反应时间，降低了环境污染，严格训练了实验者的综合操作能力。
By adopting the self-designed diazomethane generating device, the dosage of reaction reagent of diazald was effectively controlled and the harmful gas release was reduced.
采用自行设计制造的重氮甲烷发生装置，有效控制了二甲基亚硝基苯磺酰胺的反应用量，减少了有害气体的排放。
Cefixime is characterized by broad spectrum, long half life period, less cross resistance to chemical reagent, small use dosage and wide scope of application.
头孢克肟抗菌谱广、半衰期长、交叉耐药性小、用药剂量小、适应症广泛。
The dosage of reagent in experiments is studied for vegetable insulating oil refinement.
植物绝缘油是一种闪点高、环保型的液体电介质，是矿物绝缘油优良的替代品。
The dosage of reagent in experiments is studied for vegetable insulating oil refinement.
植物绝缘油是一种闪点高、环保型的液体电介质，是矿物绝缘油优良的替代品。
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