We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利用一种反剂使体系内的任意学反应“冻结”。

The heat brings about a chemical reaction, and oxygen is liberated.

热量引起学反应, 释放出氧。

A catalyst is a substance which speeds up a chemical reaction.

剂是一种能加速学反应的物质。

What are the chemical reaction characteristics of tropane alkaloids?

氢溴酸东菪碱的鉴别原是什么？

The ageing depeion of nitrate-poetherthased Polyurethans were studied by means of swellingtheory of polymere and chemical reaction kinetics.

运用聚合物的溶胀学反应动力学，研究了硝酸酯基聚醚聚氨酯的老降解过程。

Chemical laser is characteristically energized by an exoergic chemical reaction which produces the nece ssary population inversion of lasing species.

学激光器是以释能学反应提供能源, 并且以学反应产生粒子数反转为基础的。

The gas-solid reaction mechanism was studied in the tank reactor.It was found that the reaction rate was controlled by the interdiffusion and intrinsic chemical reaction.

在釜式反应器内研究了氯磺反应的固相反应机，发现体的内扩散本征学反应是氯磺反应的控制步骤。