fire extinguishing bomb

冷激波灭火弹,the cold shock wave fire... ... ) fire extinguishing bomb 灭火弹 ) extinguishing by cooling 冷却灭火 ...

...灭火设备，对初期火灾的扑灭最具效果．灭火器由最早期之灭火弹(Fire Extinguishing Bomb)演变而来。