machine oxygen cutting机械: machine; mechanism weapon氧气: oxygen; oxygen gas切割: slicing; cutting; excision; ...机械化氧气切割: machine oxygen cutting氧气切割: oxy-cutting; oxyfuel gas cutting; oxygen cutting; oxygen lancing; oxygen machining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:机械氧气切割，即可在微信中查询翻译
