在规定的灭火浓度下对人体完全无害，可以在有人停留的场所安全地使用；

It does no harm to human body under the prescribed concentration that is applicable in places where people would access or stay.

youdao

针对水面舰艇的轻水泡沫灭火系统，结合直升机平台泡沫灭火系统的设计，对轻水泡沫灭火系统浓度的选择及储罐容量的选择进行分析。

Referring to the design of the AFFF fire extinguishing system on the helicopter flight deck of surface naval ships, the foam concentration and the foam tank capacity are chosen.

youdao

针对水面舰艇的轻水泡沫灭火系统，结合直升机平台泡沫灭火系统的设计，对轻水泡沫灭火系统浓度的选择及储罐容量的选择进行分析。

Referring to the design of the AFFF fire extinguishing system on the helicopter flight deck of surface naval ships, the foam concentration and the foam tank capacity are chosen.

youdao