second order reaction

At the same time, the reaction rate constant, the reaction rate equation, the activation energy, and the arrhenius factor were given. The results show that the esterification is a kind of second-order reaction.

结果表明该酯化反应属于二级反应，同时求出了反应速率常数表达式、反应速率方程、活化能以及指前因子。

The above reaction is called second-order reaction.

上述反应称为二级反应.

The thermal decomposition of the precursor includes two steps, the first is R3: spherical symmetry there dimensional phase inter-surface reaction with the reaction order of 3. The second is the simply second-order reaction.

碱式碳酸锌的热分解为两步反应过程，第一步为R3，即球形对称三维相界面反应；第二步为F2，即为简单二级反应。

The experimental results show that when using hexamethylenetetramine as a catalyst, the phenol-formaldehyde condensation reaction is a second order, and the activation energy is 46.61kJ/mol.

实验结果表明：以六亚甲基四胺为催化剂时，酚醛缩聚反应为二级反应，反应活化能为46.61kJ/mol。

The results show that the reaction can be considered as a second-order irreversible reaction.

结果表明该反应为二级不可逆反应.

The activation energy and rate constant of the allylation reaction was calculated in virtue of kinetic study. The kinetics study indicated that the allylation reaction of polyether was second order and its reaction mechanism was SN2 nucleophilic substitution.

进行了动力学研究，获得了反应活化能和各反应温度下的反应速率常数，同时研究结果表明烯丙基化反应级数为2，反应机理为SN2亲核取代反应。

Concentration profile in Porous Catalyst for Second-order Reaction and Effectiveness Factor of the Catalyst

多孔催化剂内二级反应反应物浓度分布及催化剂效率因子

Second, in order to coordinate the flavor conservation in the weak interaction and the flavor violation in the neutrino propagation, the conventional time-dependent perturbation theory is limited in the calculation of the reaction probability where the neutrino is involved.

其次，为了协调弱作用中代轻子数守恒与中微子传播中代轻子数破坏，通行的含时微扰论在应用到涉及中微子反应的概率计算时会受到限制。

The denitrogen still happened as Ar was filled in low vacuum ( 9 300 Pa), in this case the denitrogen was second-order reaction with mass transfer rate coefficient 0.022 cm/ s.

在低真空（9300Pa）过程充Ar，仍会发生脱N行为，此时脱N为二级反应，传质速率常数为0022cm/s。

Clinical manifestations of dermoreaction and nervous system reaction were demonstrated, ranking the first and second respectively on the ADR order list.

原患疾病以心脑血管疾病及感染性疾病居多。②94例老年患者ADR的临床表现以皮肤反应和神经系统反应为主，列居第一、二位。