[".化工泵의 성능이 저하되어 있습니다
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제 회사가 생산한 1.化工泵性能偏低，理论上应该有4米的扬程，但关闭时只有35米；已经排除了排出管道堵塞等因素，怀疑是水力本身有问题，但不知道如何验证；附图为叶轮水力，请大神解答，谢谢
벨트 드라이讀取中
유량 1方，35米，叶轮 161，实际上以前测试的时候都达不到35米，关闭时都才35米
그림 없으면 진실을 알 수 없다 刚好看到凯泉的型谱图， 1米的样子哦 大兄弟
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