由化学反应方程序推导出混合煤气的组分计算，其计算热值与实测值接近。

From chemical reaction equation, content of the mixture of gas is put out. and the calorie value calculated is close to the actual value.

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在某些《有机化学》教科书中，卤代烷与氨反应制备胺的反应方程序有误。

Of some textbooks of organic chemistry, There is a error in equation for preparing amines from alkyl halides and ammonia.

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在农药的环境行为研究中，常用一级动力学反应方程来模拟农药的降解或残留。

In researches on the environmental behavior of pesticides, first order chemical reaction Equation is frequently used for simulation of pesticide degradation and residue.

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So, anything on the left side of the equation is called a reactant, and anything on the right side of the equation is called a product.

在方程的左边的,都称为反应物，在方程右边的,都称为产物。

麻省理工公开课 - 固态化学导论课程节选