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An increase in the electron-donor properties of the substituent at different position made the reduction potential more negative and the apparent activity energy more bigger. 硝基苯的邻位、间位或对位被氯、甲基或羟基取代时,取代基的推电性越强,硝基的还原峰电位越负,反应所需的表观活化能越大。
And the apparent activation energy was calculated by the Arrhenius equation. 并利用 Arrhanius 方程测定了表观活化能。
The effect of flow rate on peak current and dispersion in FIA system was discussed. The method of measuring the apparent activity of the open tubular immobilized enzyme reactor was suggested. 讨论了流速对流动注射分析体系峰电流和分散度的影响，提出了测量开管柱固定化酶表观活力的方法。
The Air Kerma Rate of 125I sources is determined by the well-type ionization chamber.Thereafter the apparent activity of 125I sources is calculated and measured results are anylyzed. 采用井型电离室测定125I粒子源的空气比释动能率，进而估算出125I粒子源的表观活度（又称等效活度），并对结果进行了分析。
The apparent activation energy of each stage was calculated using the Doyle-Ozawa and Kissinger methods. 利用Doyle- Ozawa法和Kissinger法计算各反应阶段的表观活化能.
The apparent activation energy on the Ni-MoOx(6h) catalyst obtained through the Arrhenius equation is 35.3 kJ/mol. 相应Ni-MoO_x催化剂上正庚烷异构化的反应活化能为35.;3 kJ/mol。
The leaching ratio is controlled by chemical reaction.The apparent activation energy is about 40 kJ/mol. 微波作用可改变反应的频率因子，对反应活化能影响不明显；
The order, the velocity constants and the apparent activation energy were obtained. 求出了中间相生成反应的级数、速度常数和活化能。
The apparent activation energies for propagation were 54.4, 42.9 and 24.9 kJ/mol when DPE/n-BuLi were 1.0, 5.0 and 10.0, respectively. 当 DPE/n-BuLi分别为 1.;0、5
The apparent activation energy of NSMA thermal degradation with Kissinger method was 186.31kJ/mol and its reaction order was 0.90 with Crane theory. 用Flynn-Wall-Ozawa法求得的NSMA热降解表观活化能为186.;31kJ/mol;由Crane法求得热降解的反应级数n=1
ZRP-5 catalysts can reduce the hydrolysis HMF to LA apparent activation energy to increase the reaction rate and LA yield. ZRP-5催化剂催化与HY催化比较,ZRP-5催化剂虽然不能降低葡萄糖水解活化能,但能够降低从中间产物HMF生成LA的活化能,从而提高LA生成速度和收率。
The kinetics of polymerizationrevealed that R_p=k[AMPS]~(1.8)[K_2S_2O_8]~(0.8) and the apparent activation energy had the value of71.1kJ/mol. 本文以过硫酸钾为引发剂;研究了AMPS水溶液聚合动力学;确定R_p=k[AMPS]~(1.;8)[K_2S_2O_8]~(0
The major step of the reduction of MoO2 to Mo was controlled by inner diffusion. The apparent activation energy of this step was 30.1 kJ/mol. 控制MoO2还原为Mo的主要步骤为内扩散;该步骤的表观活化能为30.;1kJ/mol。
Different organic MMT and MMT contents had little influence on apparent activation energy and thermodynamics properties of WMC. 不同有机改性蒙脱土以及不同蒙脱土含量的WMC，其表观活化能及其热力学性能差异不明显。
Phosphorus does not appears to modify the stress exponent but influences the apparent activation energy for creep markedly. 磷对应力指数影响不大,但对表观蠕变激活能影响显著。
The apparent activation energy,the adsorption heat and the activation energy of surface reaction were 71.5kJ/mol,34.9kJ/mol and 106.4kJ/mol,respectively. 吸附热34.;9KJ/mol; 表面反应活化能为106
In chapter five, by analyzing the data of coal liquefaction ,the apparent active energy of two coal was gained . Eayangcuncoai=7.548KJ/mol, Eashengmucoai=13.391KJ/mol . 第五章主要对煤高温快速液化反应的数据进行动力学处理，获得快速液化反应的表观活化能Ea杨村扩7.;548kJ/mol，Ea神木煤=13
The office has been humming with activity. 办公室一直忙着搞活动。
The results showed that the major step of the reduction of MoO3 to MoO2 was controlled by interface-chemical reaction. The apparent activation energy of this step was 58.1 kJ/mol. 结果表明:控制MoO3还原为MoO2的主要步骤为界面化学反应;该步骤的表观活化能为58.;1kJ/mol;
The threat of war has depressed business activity. 战争的威胁使经济萧条。

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