extinguishing powder meaning in English

干粉灭火剂

Installations and equipment for liquefied natural gas . testing of foam concentrates designed for generation of medium and high expansion foam and of extinguishing powders used on liquefied natural gas fires
液化天然气装置和设备.液化天然气灭火用灭火粉和高和中膨胀泡沫的泡沫浓缩的试验
Installations and equipment for liquefied natural gas - testing of foam concentrates designed for generation of medium and high expansion foam and of extinguishing powders used on liquefied natural gas fires
液化天然气设备和安装.扑灭液化天然气火焰用生产中高膨胀泡沫和灭火粉末用泡末浓缩物的试验