反应时间

The influences of fiber diameter, reaction time and temperature on the reaction were studied.

研究了纤维的纤度、反应时间、反应温度等因素对功能化反应的影响。

At the same time,the influences of various factors,such as the dosage of reducing agent,the.

对制备氯化亚铜过程中还原剂用量、沉淀剂用量、反应时间、反应温度、pH对氯化亚铜收率的影响进行了研究。

It is showed that the properties of CMK-3 mesoporous carbon molecular sieve synthesized by hard template method have great influence on Ru dispersion. Higher specific surface area and appropriate pore size distribution is advantageous for sufficient dispersion of Ru on the supports.

采用固相热分解方法成功的合成了介孔氧化铬材料，考察了反应的温度、反应时间、前驱体和表面活性剂配比以及表面活性剂的种类等制备条件对纳米介孔氧化铬材料结构性能的影响。

Catalytic activities and regioselectivities of sodium dihydrogen phosphate for nitrations of toluene were investigated by gas chromatography.

研究了磷酸二氢钠催化甲苯硝化反应的催化活性，通过气相色谱考察了催化剂用量、反应时间、硝化反应温度及催化剂的重复使用等因素对甲苯转化率和产物区域选择性的影响。

The products were analyzed by means of IR spectroscopy.

探讨了催化剂用量、酸醇物质的量比、反应时间、反应温度对反应的影响。

In the experiment, first the synthesis process of Sulfaquinoxaline is modified. Then, aimed at three single factors of temperature, rate of aeration and time, a series of experiments have been carried out Through the experiments, the values of the factors are optimized respectively and the feasible oxidation is obtained, which solve the problems of high cost, difficulty and low rate of retrieval.

研究工作对磺胺喹噁啉的合成工艺进行了改进，针对反应温度、反应时间、通气速度三个单因素，进行了一系列的单因素实验，优化出各个因素的最佳值，提出了稳定的氧化条件，解决了工艺中的高成本、高难度、收率低的问题。

The optimum sulfonation conditions were determined based on the study of the amount of sulfonating agent, temperature and reaction time.

探讨了磺化剂用量、反应温度、反应时间、反应介质等因素对产物磺化度的影响，确定了磺化反应的最佳工艺条件。

The thermolysis electrocyclic reaction was affected significantly by the structuresof substrates, reaction temperature and time as well as Lewis acids and organic acids.

通过对反应物的结构、反应温度、反应时间、Lewis酸和质子酸的催化效果等诸多因素对该反应的影响进行探讨发现，在反应中使用1.1当量的三氟乙酸时，不仅反应时间可以缩短8-21小时，产率也可以提高20-30％。

The amount of the reporter molecule, the reaction time between thiophenol and gold and the combination of thiophenol labeled gold with goat anti-rat IgG are discussed.

主要探讨了制备过程中SERS标记分子苯硫酚合适的加入量，反应时间；抗体羊抗小鼠IgG与SERS标记溶胶的结合条件等。

CuSO4 and thiourea were used as the starting materials without assistance of any surfactant or template.

考查了溶剂组成、反应时间、实验温度的变化对所制备样品的形貌和物相结构的影响。

Some questions asked by the adjudicators in one English Speaking Contest still run upon me very often.

我参加了一场以"我心中的奥运会"为主题的英语演讲竞赛，其间评判提的几个问题时时萦绕我的心头。

He called InTERActive our most profitable release of the year.

他呼吁互动的我们的最有利可图的释放一年。