水泵流量的测定方法 methods for measurement of capacity of pump 钢铁制品上铝覆层重量的测试方法 standard test method for weight of coating on aluminum-coated iron or steel ar ..
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水泵流量的测定方法
The method for measuring the flow rate of water pumps
以上为机器翻译结果，长、整句建议使用 人工翻译 。
介绍了大型水泵几种流量测定方法的基本原理，从准确性、实用性和经济性三个方面进行比较。
The basic principles of several discharge measuring methods for large sized pumps are introduced, and the results are compared from three aspects accuracy, practicability and economy.
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