gas-forming reaction

例句：

1. 1. This chemical reaction produces a gas that can be used for industrial purposes.
   这个化学反应产生一种气体，可用于工业用途。
2. 2.The process of this reaction is very complex and requires precise control.
   这种反应的过程非常复杂，需要精确控制。
3. 3. Gases are formed during the reaction and can be detected by their color and odor.
   在反应过程中会产生气体，可以通过颜色和气味来检测。