常見例句雙語(yǔ)例句Carbon dioxide is nonflammable and is an extinguishing agent for Class B &C fires.二氧化碳是不可燃的,它是用於B類或C類火災(zāi)的滅火劑。gzvatech.cnAs one of substitutes for fire-extinguishing agent of halogenated hydrocarbon, fire-extinguishing agent of halogenated hydrocarbon produces lots of acid gases.作爲(wèi)哈龍滅火劑氣躰替代物之一的鹵代烴類滅火劑用於滅火時(shí)會(huì)産生大量的鹵化氫酸性氣躰。 返回 extinguishing agent