查询词典 Chain Reaction

The results showed that,two reaction mechanisms of enzyme-catalyzed reaction and thermal-hydrolyzed reaction were involved in the S-TE process,which began with depolymerization of sludge flocs by exoenzyme s including proteases and amylases,followed by cell-walls and organic matters disintegration and hydrolyz.

结果表明，S-TE污泥溶解存在2种反应和2个过程：嗜热菌胞外酶首先解聚污泥胶团，进而溶解细菌的细胞壁，水解胞内有机物质。

The reaction characteristics of flocculus formed in the reaction of cationic polymer to hydrolyzed polyacrylamide and the mass ratio of cationic polymer to HPAM in complete reaction were investigated experimentally. The flocculus has good ability to reduce the core permeability and the capability of washout resistance.

室内实验结果表明，阳离子聚合物与阴离子聚合物发生反应可产生稳定的絮状沉淀，完全反应时阳、阴离子聚合物的质量比为 30∶1；当絮状沉淀的浓度较高时，它具有很好的携砂能力，絮状沉淀可使岩心的渗透率降低 88%以上，且具有良好的抗冲刷能力。

The better reaction conditions are as follows: Reaction temperature is 40°C, Reaction time is 5 hour; the ratio of L - phenylalanine to acetic acid and N - formyl - L- aspartyl anhydrideis 1:10.2:1.1, Its yield is 95.4%.

在查阅文献的基础上，得到较优的α-L-天冬氨酰L-苯丙氨酸甲脂盐酸盐的合成方案，在甲醇一水体系中，N-甲酰-α-L-天冬氨酰-L-苯丙氨酸在浓盐酸的作用下60℃水解90分钟，后冷却到15℃加入浓盐酸在20～30℃保温反应96小时，进行甲脂化，形成甲脂盐酸盐，结晶析出。

Compound 5 is synthesized through Frieldel-Crafts reaction, Grignard reaction and substitution reaction from compound 1 which serves as starting materials.

以化合物1为起始原料通过付克反应、格氏反应和取代反应，得到最终产物化合物5。

By improving the chemical reaction between Potassium Iodide and Hydrogen Peroxide, using initial velocity and activation energy calculation, this paper proposes and discusses the reaction mechanism in the reaction.

通过改进碘化钾与过氧化氢的反应实验，用初速度的方法，通过活化能的计算，讨论提出的反应机理，确定反应级数和催化反应与非催化反应的速度常数。

By improving the chemical reaction between Potassium Iodide and Hydrogen Peroxide,using initial velocity and activation energy calculation,this paper proposes and discusses the reaction mechanism in the reaction.

李锦辉，用简单动力学实验证明催化剂在化学反应中的作用

The effects of reaction time, hydroxylamine hydrochloride concentration and reaction temperature on the reaction were investigated.

通过研究聚丙烯腈纤维与盐酸羟胺的反应制备偕胺肟基螯合纤维，考察了反应时间、盐酸羟胺浓度、反应温度对反应的影响规律。

Mainly caused by ultraviolet photochemical reaction and optical immunological reaction, and the infra-red radiation generated by the reaction is due to molecular vibration and temperature caused.

紫外线主要引起光化学反应和光免疫学反应，而红外线照射所产生的反应是由于分子振动和温度升高所引起的。

With the reaction time is variable speed integration of the equation fitting response curve Determine the apparent Michaelis constant (apparent MichaelisMenten constant, Kmapp) and the most apparent reaction rate (apparent maximal reaction rate, Vmapp).

用反应时间为自变量的积分速度方程拟合反应曲线确定表观米氏常数(apparent MichaelisMenten constant， Kmapp)和表观最大反应速度(apparent maximal reaction rate， Vmapp)。

The gas-solid reaction mechanism was studied in the tank reactor. It was found that the reaction rate was controlled by the interdiffusion and intrinsic chemical reaction.

在釜式反应器内研究了氯磺化反应的气固相反应机理，发现气体的内扩散和本征化学反应是氯磺化反应的控制步骤。

You'll be in trouble it you don't watch out .

如果你不注意，你会有麻烦的。

Shaped like a biconvex lens.Of, relating to, or having the form of a hyperbola.

双曲线的属于双曲线的，与之有关的，或有双曲线形状的