It has put up high pump efficiency and high system effectiveness sufficiently, shown good working performance.
在现场应用中充分表现出了泵效高、系统效率高的特点，显示了良好的工作性能。
The invention has the advantages of reasonable structure, adopting dry mud and other substituted water to save a large number of water and good working performance.
本发明结构合理，采用干泥、其他替代水，节约大量的水资源，且工作性能好。
After a several-working-condition simulation of the water pump, the results showed the remodeled water pump has high efficiency and good performance.
计算结果表明，该改型后的循环水泵具有较好的性能。
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