To compensate for system leaks, usually make up a small flow pump and tank.
为补偿系统中的泄漏，通常需要一个小流量的补油泵和油箱。
An experimental research on the performance of a small flow vortex tube is introduced.
本文用实验方法研究了小流量涡流管制冷的特性。
An experimental research on the performance of a small flow vortex tube is introduced.
本文用实验方法研究了小流量涡流管制冷的特性。
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