secondary pump system application
secondary pump system application
二次泵系统应用
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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From the viewpoint of energy saving, the application of variable frequency technology in the secondary pump system was expounded and the energy consumption of variable frequency pump was analyzed.
从节能的角度，阐述了变频技术在二次泵变水量系统中的应用，对变频水泵的能耗进行了分析。
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