operational grounding操作: operate; manipulate; handle接地: landing; body; ground connec ...工作接地: service ground; working earthing; working grounding操作接口: operation interface工作接地参比: reference grounding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:操作接地,即可在微信中查询翻译