双语例句
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The device is equipped with a cryogenic pump, an oil diffusion pump and a mechanical pump.
该机抽气系统由低温泵、扩散泵和机械泵组成。
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It can be used alone, can also be used as booster pumps, diffusion pumps, molecular pumps pump before use.
它可以单独使用，也可作为增压泵、扩散泵、分子泵的前级泵使用。
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Therefore, it applies to diffusion pump for the pre-pump, but also for supporting precision instruments and laboratory use.
所以，它适用于作扩散泵的前级泵，而且更适用于精密仪器配套和实验室使用。
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