Optimal design on aerofoil parameter of impeller is made based on the second YQH-100 oil-gas pump.

基于第二代YQH-100油气混输泵叶轮的基本参数，对叶轮的翼型参数进行了优化设计。

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All in all, the type of pump, such as YQH-100, is a successful design, but there are still many things to do.

总的来看，虽然还有很多工作要做，但YQH- 100型油气混输泵的设计仍是成功的。

youdao

All in all, the type of pump, such as YQH-100, is a successful design, but there are still many things to do.

总的来看，虽然还有很多工作要做，但YQH- 100型油气混输泵的设计仍是成功的。

youdao