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干式真空泵
释义
干式真空泵
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工学
真空泵
释
dry vacuum pump
干式真空泵
能在105(大气压)~10-2帕的压力范围内工作,在泵腔内不使用任何液体,排气口与大气相通,能直接向大气排气的泵。又称无油真空泵。
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pencil in cup appearance
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