blanketing gas

例句：

1. 1.The blanketing gas is a powerful tool for controlling fires.
   毯子气体是一种控制火灾的强大工具。
2. 2.The blanketing gas was used to mask the smell of smoke.
   毯子气体被用来掩盖烟味。
3. 3. The blanketing gas helped to extinguish the fire quickly.
   毯子气体帮助迅速扑灭了火。