反应物

Results show that if the reaction is carried out in chloroform no asymmetric synthesis was observed.

结果表明，以相当于反应物量3％的TBAB作相转移催化剂，60℃反应5h，产物收率可达78％。

The Thiobarbituric acid-reactive substances assay is a sensitivity HPLC assay that measures a chromogen that is produced by the reaction of thiobarbituric acid with malondialdehyde, which is an endproduct of lipid peroxidation.

硫巴比妥酸反应物分析，利用HPLC的灵敏特性分析硫巴比妥酸与丙二醛反应所产生的发色体，其为内生性脂质过氧化物。

At the same time, the effect on the product and internal cross sections of the reaction due to the variation and rotation states of the reagent are major analyzed.

同时重点分析了反应物的振转态对于反应的生成物以及积分截面的影响。

The effects of reaction time, concentration,temperature and the characters of the liquid crystal system have...

控制液晶体系中反应物的浓度、含量以及反应时间可得到不同大小的 Ag纳米颗粒。所形成的 Ag纳米颗粒的平均粒径一般小于 10 nm。

In the process of producing soft urethane polyester foamed plasics,CFCs as forming agent are replaced by cyclopentane whose value of ozone depletion is zero to decrease the destruction of environment,and the modified poly-ether-alcohol is used as reactants through one-step reaction.

为了解决软质聚氨酯泡沫塑料生产过程中的环保问题，采用臭氧消耗值为零的环戊烷为物理发泡剂替代严重破坏臭氧层的氯氟烃，以改性聚醚多元醇与甲苯二异氰酸酯等为主要反应物，一步法反应研制试产了软质聚氨酯泡沫塑料。

A catalytic cycle is postulated, in which the oxidative decarboxylation of diphenylacetic acid involves the interaction of a high-valent Mn-oxo species with the substrate.

二苯基乙酸的氧化脱羧可能涉及高价的含氧锰物种与反应物间的相互作用，提出了可能的反应机理。

The main contents of precursors reaction in Si23H24- Zircon 4 surface of the atomic layer deposition dechlorination reaction mechanism.

研究的主要内容有前体反应物ZrCl4在Si23H24-4 表面的原子层淀积的反应过程中脱氯机理。

Thc influence of desorption of reactant and induced surface phase transition on the reaction was investigated.

考察了反应物的脱附和重构表面的诱导相变两个因素对反应的影响。

Using the combination of the model with corresponding experimental observation, the important kinetic parameters, the diffusion coefficient and the rate constant could be obtained.

这个模型与相应的动力学实验相结合可以测出反应物在明胶层中的扩散系数和反应速率常数。

Under the conditions that the molar ratio of dimethyl carbonate to N,N′-diphenyl urea was 10∶1,the amount of catalyst Bu2SnO was 2%,reaction temperature was 160℃,and reaction time was 2 h,the yiel...

在反应物碳酸二甲酯和二苯基脲的摩尔比为10∶1，催化剂Bu2SnO的用量为2%，160℃时，反应2h，MPC的收率达到98%，远高于文献结果(77%)。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。