This pumping model is suitable for enhancing the effective stroke and efficiency of pumping system and reducing the consumption of energy.
该模式有利于提高泵的有效冲程及系统效率，降低能耗。
This pumping model is suitable for enhancing the effective stroke and efficiency of pumping system and reducing the consumption of energy.
该模式有利于提高泵的有效冲程及系统效率，降低能耗。
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