替代哈龍的清潔滅火劑clean: adj. 1.清潔的，干凈的；未染污的；(核武器等)無(wú)放 ...agent: provocateur (pl. agents prov ...direct halon replacement agent: 直接替代哈龍的滅火劑halon replacement: 鹵代烷滅火劑替代品halon extinguishing agent: 鹵代烷滅火劑下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
