fire extinguishing apparatusfire extinguishing plantfire extinguisting appliancefire unitfire-extinguishing plant灭火: outfire; put out a fire; ext ...装置: installation; device; appara ...灭火装置室: fire-smothering unit room水灭火装置: water extinguishing installation干粉灭火装置: dry powder extinguishing installation下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:灭火装置,即可在微信中查询翻译