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

词汇	vacuum valve
释义	vacuum valve ˈvækjuəmvælv 基本例句 n.真空管用作名词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。
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