The self - sucking performance and its calculation formula of self - sucking centrifugal pumps are discussed in the paper. Experiments are done to verify the reasonability of calculation results.
论述了自吸离心泵的自吸性能及其计算公式，并进行试验验证了计算结果的合理性。
Through comparison testing of the surface of reflowing holes of the external-mix self-sucking pump, the best design is determined.
对外混式自吸泵的回流孔面积进行对比试验，确定最佳设计方案。
If you have just finished a willpower sucking activity, give yourself a break before starting anything else that requires self-discipline.
如果刚完成了消耗巨大意志的任务，那么你就要让自己休息一阵再去实现下面的目标。
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