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运行多年的水泵是否需要更新(包括部件的更换和整体更换)换代,应根据设备的使用期限结合设备特性和测试结果而定,本文仅从节能观点提出了两种计算更新期的方法。
Replacement of the pump running many years (including the replacement of parts and overall replacement) should be based on the device life and device characteristics and test results, this article only from the energy point of view of two methods to calculate the update period.