The dissertation sets up the data model of the precursor core of the pressure valve, analyzes its dynamic response performance under hydraulic impact, proves its good response characteristic.

文章对系统先导式压力调节阀的先导阀芯进行了建模与仿真，分析了在压力冲击下先导阀芯的动态响应特性，论证了系统压力调节过程中良好的压力跟随性能；

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