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1.Exchanger (heat exchanger): it is applicable to cool the treatment fluid used to feed pump, it has to be used in the duty-cycle operation of treatment fluid.
换热器（热交换器）：用于冷却供给泵的工作液，在工作液循环使用的过程中，必须具备。收藏指正
2.The Design,Application and Development of Light-duty High-speed BQ Type Fuel Injection Pump
轻型高速BQ型喷油泵的设计、应用和发展收藏指正
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