英语词汇“vacuum line”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	vacuum line
释义	vacuum line 基本例句真空管 No vacuum or picture tubes were broken.真空管或显影管都未破碎。 Not any air gets into the vacuum tube.没有空气能进入真空管。
随便看	doorplate door plate door-plate door plate pin washer doorplates door-plates door pneumatic cylinder door pocket door-pocket door-pockets door policy door pollow door's +doors door saddle door-safeguard controller door safety mirror door safety shoe assembly door salesman door sheet of fire box door shelf door shell doorpost door post door-post