class a foam造句
例句与造句
- Guide for the use of class a foams in manual structural fire fighting
在人工建筑救火中a级泡沫的使用指南 - Water has its downsides as an extinguishing agent . luckily , those can be overcome by the use of class a foam
水作为灭火剂有其缺点，幸好，这可以通过a级泡沫解决。 - It's difficult to find class a foam in a sentence. 用class a foam造句挺难的