Without the effect of outer diffusion, the leaching process accorded with unreacted shrinking core model at the stoichiometric .
结果表明，在反应初期为化学反应动力学过程点后才过渡到扩散动力学过程，碳化反应符合缩核反应模型。
According to shrinking core model, the model equation to be controlled by chemical reaction is deduced and the conditions of its steps are determined.
按照收缩未反应芯模型导出了化学反应控制的模型方程，并确定了化学反应控制步骤的条件。
According to the shrinking core model, the model equation to be controlled by the chemical reaction is deduced and the conditions of the controlling steps of the reaction are determined.
按照收缩未反应芯模型导出了化学反应控制的模型方程，并确定了化学反应控制步骤的实验条件。
As for hydrate growth kinetics below ice point, the melting model of ice, shrinking ice-core model and delocalization model were discussed.
对冰点以下的增长动力学，讨论了冰熔融模型、冰核收缩反应模型和水合物原位偏离模型。
On the basis of analyzing the control step for ice conversing to hydrate and introducing the sign function, the unreacted core shrinking model for hydrate formation was proposed.
在对冰转化为水合物控制步骤分析的基础上，引入符号函数并提出一个改进的未反应核收缩模型来描述冰转化为水合物的动力学。
The test data were processed with a reactionless core-shrinking model to obtain the kinetic parameters of the gasification reaction.
采用未反应核收缩模型对试验数据进行处理，得到气化反应动力学参数。
The test data were processed with a reactionless core-shrinking model to obtain the kinetic parameters of the gasification reaction.
采用未反应核收缩模型对试验数据进行处理，得到气化反应动力学参数。
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