“extinguishant”簡單造句，extinguishant造句子

3、A new type of dry powder extinguishant, mainly made of a kind of natural mineral (EF) powder, has been introduced in this paper.

4、Full time fire brigade and obligatory fire brigade shall be compensated for fuel, extinguishant and device and equipage used in taking part of fire fighting and rescue for other units.

2、It is prohibited to use complementary fire control parts, extinguishant, maintenance and fire control facilities and devices not conforming to the state standards or industrial standards.

1、Performance and characteristics of several widely used extinguishant are presented. Trend of gas extinguishment system is prospected by describing new clean gas extinguishant -NOVEC1230.