rotary plunger vacuum pump的意思|示意

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旋转柱塞真空泵


rotary plunger vacuum pump的网络常见释义

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滑阀式真空泵 ... rotary plunger vacuum pump 滑阀真空泵 ; 滑阀真空泵 ; 滑阀式真空泵 hand plunger grease pump 手动杠杆式上油泵 plunger metering pump coupling 柱塞计量泵联轴器 ...