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- The affection of the reaction temperature and reactant ratio was described. 讨论了温度、物料配比等因素对反应的影响。
- Effect of Catalyst, reactant ratio, reaction temperation and reaction time on yield of the product was mainly stadied. 重点阐述了催化剂、配比、温度、时间对产品收率的影响。
- The effects of reactant ratio,temperature ,time,and solvents on the reaction were examined. 讨论了物料配比、温度、反应时间、溶剂用量等因素对反应的影响。
- Conclusion: The formation of baicalin complex with phospholipid was greatly influenced by the solvent, concentration and reactant ratio. 结论:黄芩苷磷脂复合物的形成受溶剂、反应物浓度和反应物投料比例的影响较大。
- It is found that microwave power,microwave radiation time,solvent consumption and reactant ratio all exert an influece on the reaction process. 实验结果表明,微波功率、微波辐射时间、溶剂的用量和反应物的摩尔比对该反应都有影响。
- The effects of reactant ratio, reaction time, catalyst amount,the species and amount of deaquation reagent on the yield of benzaldehyde 1,3-butanediol acetal were investigated. 对苯甲醛与1,3-丁二醇在钒磷氧催化剂作用下的缩醛化反应进行了研究,考察了醇醛比、反应时间、催化剂用量、带水剂种类和体积等因素对苯甲醛1,3-丁二醇缩醛收率的影响。
- The experiment results indicated that the carbon conversion from asphalt to gel was directly related to the reactant ratio, reaction temperature and time, and asphalt properties. 试验结果表明:制备炭质凝胶的转化率与反应物配比、反应温度、反应时间及沥青原料性质有关。
- The effect of scale inhibition performance of the polymer inhibitors on different synthetic conditions(reaction time,reaction temperature,reactant ratio etc.) were discussed. 对这三种防垢剂研究了反应条件(反应时间、反应温度、反应物配比等)对产品防垢性能的影响;
- Conclusion The formation of quercetin-phosphatidylcholine complex was greatly influenced by the solvent, concentration of reactant and reactant ratio, the new synthesized compound being gotten. 槲皮素-卵磷脂复合物的形成受溶剂、反应物的浓度和反应物投料比的影响较大,形成的是一种新的化合物。
- The effect of the nature and quantity of the stabilizing agents, the reaction temperature, the reactant ratio, the addition time of perhydrol and the water content on the quantity of active oxygen, the yield and the stability of the product was reported. 考察了反应温度、原料配比、双氧水加入时间及加水量对产品活性氧含量、收率和稳定性的影响等
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- Men outnumber women here in the ratio of three to one. 此地男子数量以三比一超过女子。
- The first or last term of a ratio or a series. 首项,末项比率或数列中第一个或最后一个项
- The influence of reacting temperature and ratio of reactant were studied. 研究反应温度、反应物配比的影响。
- Serum amyloid A (SAA) is a sensitive reactant in the acute phase. 血清淀粉样蛋白A(SAA)是一个非常敏感的急性相反应物。
- After-tax profit margin is the ratio of net income to net sales. 税後利润率指净收入与净销售之比。
- The ratio of men to women was two to one. 男女的比例是二比一。
- Oxygen is often used as reactant in chemical processes. 在化学过程中,氧气经常充当为反应物。
- The interval between any two frequencies having a ratio of2 to1. 倍频程频率比率为2比1的两个频率的间隔