... 极高输出，极高产量 VHO; very high output 极高真空 XHV; extreme high vacuum 极化器电极 polarizer electrode ...
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A new extreme high vacuum molecular shield lab. On low-earth orbit is designed.
给出了一种新型的近地轨道极高真空分子屏实验室设计。
It is shown selecting suitable parameters of molecular shield on low-earth orbit, we can process super pure materials in extreme high vacuum.
计算结果指出：在近地轨道选择合适的分子屏参数，可以在极高真空环境下加工超纯材料。
KT-400 high vacuum oil diffusion pump, which is characterized by extreme high vacuum, pumping speed large, increase production efficiency while the vacuum pneumatic valves with automatic control.
KT - 400高真空油扩散泵，它的特点是真空极限高，抽速大，提高生产效率，同时真空气动阀门采用自动控制。
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