Under the selected condition, the degradation process follows the rule of quasi-first-grade dynamics, and the rate constant of reaction is 0. 0108.
在选定条件下降解过程遵循准一级动力学规律，表观反应速率常数为0.0108。
The values of apparent activation energy and reaction rate constant were calculated.
计算了初始阶段的反应速度常数和表观活化能；
The reaction rate constant and activation energy of soybean oil thermal polymerization reaction were determined by analysis of the change of viscosity.
以大豆油为原料，根据热聚合反应过程中黏度的变化确定反应的速率常数及热聚合反应的活化能。
Reaction rate constant, effective diffusivity, apparent activation energy, effective diffusion activation energy and resistance in various steps of the reaction process were analyzed in this paper.
并对反应速率常数和有效扩散系数、表观反应活化能和有效扩散活化能及反应过程中各步骤阻力进行了分析。
The kinetics of mesophase transformation of Shengli residue oil was discussed and the reaction order, reaction rate constant and apparent activation energy were calculated.
同时还研究了胜利渣油的中间相转化动力学，并求得了反应级数、反应速度常数和反应活化能。
The apparent rate of transition reaction from amorphous carbon to graphite is a constant and the reaction order is quasi-zero.
由无定形碳向石墨转变的反应为准零级，其表观速度为常数。
The rate constant and the order of reaction are determined through the establishment of kinetic equation in delignification reaction.
本文通过建立反应动力学方程获得了麦草甲酸法制浆化学反应速率常数以及反应级数。
The increase of AP specific surface area lead to decrease of initial decomposition temperature, decomposition peak temperature and decomposition activation energy, but reaction rate constant rise.
AP比表面积的增大会导致推进剂初始分解温度、高低温热分解峰温和高低温下分解反应活化能的降低，但分解反应速度常数随AP比表面积的增大而增大。
The results show that nitriding rate and nitridation reaction rate constant are improved with the increase of nitridation temperature and time.
实验结果表明：随氮化温度升高、时间延长，各试样的氮化率及氮化反应速率常数提高。
The rate constant for the chem. reaction of benzoquinone with reduced GOD was measured, and the advantage of benzoquinone over oxygen as a mediator in bioelectrocatalysis was discussed.
测定了苯醌同还原态GOD的化学反应速度常数，并讨论用苯醌代替氧作为生物电催化中的电子传递体的优点。
In view of dynamics and thermodynamics, it is between 200-300k that the reaction will have not only the larger spontaneous tendency and equilibrium constant but also higher reaction rate.
从热力学和动力学的综合角度考虑，该反应在200- 300k温度下进行为宜，如此，反应既有较大的自发趋势和平衡常数，又具有较快的反应速率。
Kinetics of wet flue gas desulfurization by urea is studied here, based on which reaction series and reaction rate constant are defined.
通过对尿素湿法烟气脱硫过程动力学的研究，确定其反应级数及反应速率常数。
Based on the chromatographic detector theory, whether a chemical reaction is a fast reaction or not it can be judged according to the product of peak area and carrier flow rate is a constant or not.
本文运用色谱检测器理论，由峰面积与载流流速的乘积是否为一常数可判断某一化学反应是否为快速反应。
The Boudouard reaction of carbon at low temperature was investigated by means of thermogravimetric method at constant heating rate.
利用恒速升温热重法对低温下碳的气化反应进行了研究。
The reaction rate increases when increasing the initial concentration of toluene, maintained constant eventually, increases when increasing oxygen content, and then decreases after higher than 25%.
结果发现，甲苯的初始反应速率随其初始浓度的增加而增大，并最终趋于稳定；
Nonlinear fitting method is applied to calculate the rate constant of the acetic ether saponification reaction.
导法测定乙酸乙酯皂化反应速率常数的实验数据处理。
The results show that there are obvious effects of the sizes on the rate constant, the reaction order and the activation energy;
结果表明：反应物的粒度对反应的速率常数、 反应级数、 表观活化能和指前因子均有较大的影响；
The results show that there are obvious effects of the sizes on the rate constant, the reaction order and the activation energy;
结果表明：反应物的粒度对反应的速率常数、 反应级数、 表观活化能和指前因子均有较大的影响；
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