Install, test, maintain and repair water well pumps, piping systems and equipment and perform pumping tests to assess well performance.
安装，测试，维护和修复水井泵，管道系统和设备，并进行抽水试验，评估水井性能。
2
The multiple-function pump test-bed can not only test pump's inner and outer performance, but also carry out to testwater turbine and small type of water hole.
多功能水泵综合试验台不仅可以进行水泵的内外特性试验，而且还可以进行水轮机试验和小水洞试验。
3
The paper summarizes the development of household electrodialysis pure water device and introduces the technical parameters of main parts and the their performancetest results.