The paper USES spool valve system drawing equivalent to cartridge valve system drawing to design a typical hydraulicclosed-circuitsystem consisting of two-way cartridge valve.
本文采用滑阀系统图等效成插装阀系统图的方法，设计出一种由二通插装阀组成的典型闭式系统。
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Therefore the research of pump-control-motor closed-circuit for mobile hydraulics driving system and key hydraulic components will have great significance.