本实用新型涉及一种气压抽液泵。

The utility model relates to an air-pressure withdrawing pump .

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中性束注入系统要求有洁净的动态高真空环境，大抽速液氦冷凝泵是满足此要求的理想真空获得设备。

The Neutral Beam Injection (NBI) system requires a clean high vacuum environment. The liquid helium cryocondensation pump with high pumping speed is an ideal vacuum obtain device.

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该区勘探过程中，采取防砂工艺、泵抽排液工艺等技术，取得了很好的效果。

While, tech of sand control and unloading flow with pump applied in exploration work, a proper effect has been gained.

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