理解泵测试的原理并现场指导测试操作工按照WI和程序搭建测试回路，检查和确认泵在启动前没有任何潜在危险因素；

Understand pump test theory and guide test fitter to follow the WI and procedure to build the test loop. Check and make sure no any potential issue before pump start .

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本文结合实际介绍了离心泵四象限运行特性曲线自动化试验系统的测试回路，并给出了测试系统的硬件方案和软件设计方法。

The automatic four quadrant characteristic test system of centrifugal pump was introduced, and the implementation method of the hardware and software of the test system were given.

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