采用扩散泵和机械泵作高真空抽气系统组成模拟系统，以达到地外紫外线辐照条件。
To reach the qualification of outer space ultraviolet irradiation, we adopted the diffuse pump and mechanic pump as the high vacuumizing unit.
它由真空主抽气系统、抽气偏滤器、直流辉光放电清洗系统组成。
It consists of the main pumping system, pumping divertor and glow discharge cleaning (GDC) system.
本实用新型提供的真空冷却系统，可以提高冷却抽气处理设备的运行效率，从而降低成本。
A vacuum cooling system provided by the utility model can improve the operation efficiency of cooling and air exhaust processing equipment, thereby lowering the cost.
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