1) rate-determining step
速控步骤
1.
The rate-determining steps of isomeric ortho, meta and para nitrations of benzyl alcohol andbenzyl fluoride have been theoretically investigated at B3LYP/6-311G** level.
运用密度泛函理论(DFT),研究了吸电子氟基和供电子羟基在取代甲苯的α-H以后,其邻、间、对各位次进行硝化反应的速控步骤,在B3LYP/6-311G**水平上,计算了该速控步骤基元反应各反应驻点(反应物、过渡态和中间体)的优化几何、电子结构和能量性质,并首次给出了目标硝化反应速控步骤的IR谱学的动态特征及解析,从微观层面上验证了反应坐标C—N的形成和C—H的断裂是非协同的,从而无一级动力学同位素效应的实验事实。
4) limiting step
限速步骤
1.
The electron transferring in respiratory chain,as a key limiting step of oxidative phosphorylation was close associated with the un coupling of phosphorylation during the prolonged endurance exercise.
作为这一进程的重要限速步骤 ,呼吸链电子传递可能与运动过程中线粒体氧化磷酸化解偶联密切相关。
5) control step
控制步骤
1.
Analysis on pH value and control step in wet FGD(flue gas desulfurization);
湿法烟气脱硫系统的pH值及控制步骤分析
2.
The comparison of reaction rate, mass transfer rate and gas-liquid mixing rate indicated that the p-xylene oxidation process was controlled by the chemical reaction, and the control step was the oxidation of p-toluic acid to 4-carboxybenzaldehyde.
在典型的工业条件下,对二甲苯氧化过程为液相化学反应控制,控制步骤为对甲基苯甲酸生成对羧基苯甲醛的反应步骤。
3.
The transfer of sulphur in pig iron melt is the control step in the process,which is judged by theoretical analysis and verified then by experiment.
研究用CaO(w(CaO) =90 % ) +CaF2 (w(CaF2 ) =5 % ) +CaCl2 (w(CaCl2 ) =5 % )渣对铁水脱硫过程的动力学 理论分析判断和实验证实 ,该过程的速率控制步骤为硫在铁液中的传质 说明加强和改善搅拌 ,是提高脱硫效率的重要措
6) controlling step
控制步骤
1.
Analysis of controlling steps study on absorption dilute gases of sulfur dioxide by sodium sulfide solution;
Na_2S溶液吸收低浓度SO_2的控制步骤分析
2.
Operating area of each controlling step in the reaction process is determined.
文章研究了盐酸用量和浓度、搅拌强度、颗粒粒度、反应温度对Ａｌ２Ｏ３浸出率的影响，确定了反应过程中各控制步骤的操作区间。
3.
By analyzing the kinetics steps of the gs reaction and the relationship between the original radius of particles and their reaction time,controlling step of the reaction is believed to be chemical reaction.
通过分析气—固反应的动力学步骤 ,以及原始颗粒半径与反应时间的关系 ,得出化学反应为此分解过程的控制步骤。
补充资料：速控步
分子式：
分子量：
CAS号：
性质：见速度控制步骤。
分子量：
CAS号：
性质：见速度控制步骤。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条