The effect of molar ratio of reactants and reactive temperature on the yield of product is investigated.
考察了反应物投料摩尔比和反应温度对产物收率的影响。
Effects of the amount of the catalyst used, the reaction time and the ratio of reactants were investigated.
考察了催化剂用量、物料配比及反应时间的影响。
The effects of mole ratio of reactants, selectivity and quantity of catalyst and reaction time on the conversion rate have been studied.
并对原料配比、反应时间、催化剂的选择及用量对转化率的影响进行了讨论。
The main factors, including quantity of the catalyst, reaction temperature, molar ratio of reactants and reaction time, were investigated.
探讨了催化剂用量、反应温度、酸醇摩尔比和反应时间等因素对反应结果的影响。
The main factors affecting the reaction such as ratio of reactants, the catalyst (p toluenesulfonic acid), temperature and solvent were discussed.
探讨了硬脂酰氯和单宁酸的量比、催化剂对甲苯磺酸的用量、反应温度和溶剂等对合成的影响。
Effects of the amounts of the catalyst used, the ratio of reactants the reaction temperature and the condition of neutralization were investigated.
研究了反应物料配比、酯化反应温度、催化剂用量、中和条件对酯化反应的影响。
Effects of catalyst amount, ratio of reactants, reaction time, reaction temperature and reuse of catalyst on degree of esterification were investigated.
考察了催化剂的用量，反应物的配比、反应时间、反应温度、催化剂重复使用等因素对反应的影响。
Tubular vanadium oxide can be synthesized by adjusting the PH of reaction system, regulating the ratio of reactants and controlling the reaction temperature.
通过合理的调节反应物配比、调节体系的PH值、选择合适的反应温度，可以得到具有管状结构的钒酸盐晶体。
The effects of the ratio of reactants, reaction temperature and reaction time on the product yield have been investigated and the optimum reaction conditions have been found.
考察了原料配比、反应温度和反应时间对产物收率的影响，找到了最佳反应条件。
Some effects of several factors on the reaction were investigated such as the type of catalyzer and aldehyde, the ratio of reactants. The yield of 1,2-epoxycyclohexane reached 94%.
并且通过对影响此反应的催化剂种类、醛的种类以及反应物配比等主要因素的考察， 可使环氧化反应产物1 ， 2 - 环氧环己烷的收率最高可达94 ％ 。
The effects of the ratio of reactants to organic solvent, reaction temperature and concentration of aqueous sodium hydroxide on the yield of trim-tolyl phosphate were investigated.
以该反应收率为目标，研究了反应物料与有机溶剂的配比、反应温度和碱液浓度等因素的影响。
Such influential factors as the ratio of reactants and the type of catalyst, reaction time and temperature are investigated, and the proper technologic processing condition is chosen.
考察了物料配比、反应时间、反应温度和催化剂等因素对反应过程的影响，选择了适宜的工艺条件。
Some factors affection reaction such as temperature, moles ratio of reactants, flow rate and height of resin bed were studied. Under our optimum conditions the total yield was over 80%.
本文讨论了反应温度、醇酸摩尔比、反应物流速、树脂床高等因素对产率的影响，按选定的最佳条件，总产率可超过80%。
Factors affecting sulfonation reaction such as microwave power, heating time, reactants ratio, swelling agent and the position of reaction container in cavity of microwave oven were investigated.
研究了微波功率、加热时间、反应物配比、溶胀剂、反应器在微波炉内的位置等因素对磺化反应的影响。
The influence of the factors, such as the molar ratio of acetic acid ton-butanol, the feed rate of the reactants and packing density of the catalyst, was investigated.
考察了酸醇投料摩尔比、混合液的进料流量、催化剂的填充密度等因素对反应过程的影响。
The effect of addition manners of reactants, reactant ratio, catalyst types, and reaction temperature, etc on the viscosity of PUA was studied in detail.
详细研究了加料方式、反应物配比、催化剂、反应温度等因素对PUA黏度的影响。
The influence of hydrothermal treatment time, hydrothermal treatment temperature, the molar ratio and concentration of the reactants on the as-prepared samples was investigated via XRD and SEM.
研究了水热合成温度、时间、反应物配比和浓度等因素对水热过程的影响，并通过XRD、SEM等手段进行表征；
The optimum ratio of the reactants, reaction time and temperature were finalized, and the structure of the modified resin was characterized by use of IR.
确定了最佳的原料配比、反应温度和时间，并利用红外光谱对产物的结构进行了表征。
The influence of reaction temperature, dosage of catalyst, reaction time and ratio between reactants was investigated.
考察反应温度、催化剂用量、反应时间和反应物配比对缩酮化反应收率的影响。
The influence of reaction temperature, dosage of catalyst, reaction time and ratio between reactants was investigated.
考察反应温度、催化剂用量、反应时间和反应物配比对缩酮化反应收率的影响。
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