机械泵,即机械真空泵,是制造真空的一种机械,它可以把一个密闭的或半密闭的空间中空气排出或者吸收,达到局部空间的相对真空。常见的真空泵有往复式真空泵、水环泵、分子泵、旋片式真空泵、活塞式真空泵、摇摆活塞式真空泵、隔膜式真空泵、线性真空泵等种类非常多。
根据真空泵各自不同 的特点和适用范围,我们选择了机械泵(Mechanical Pump) 、涡轮分子泵 (Turbo-molecular Pump)、离子泵(Ion Pump)和钛升华泵(Titanium Sublimation Pump, TSP),并组合成四级泵系统。
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该机抽气系统由低温泵、扩散泵和机械泵组成。
The device is equipped with a cryogenic pump, an oil diffusion pump and a mechanical pump.
而经过超过五小时后,看来他们已经替换了机械泵。
After more than five hours, it appeared that they had by replacing a pump mechanism.
他的投保范围包括了心脏移植,但是没有涵盖机械泵。
His policy covered heart transplants, but not the cost of the mechanical pump.
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