Chapter six analyzes phase equilibrium and phase rule of the polycomponent system using the principle of equilibrium stability.

第六章利用定性原理分析了多组分系统相，相律。

Comparison experiments of water mist with polycomponent water mist,and the test on polycomponent water mist's extinguishing efficiency against ethanol and ethanol motor spirit fire were done.

进行了多组分细细灭火性能比较,和用多组分细对汽油火、乙醇汽油火灭火性能试验。