In jet oil hydraulic spool valves, the oil flows through a rush path because of the shape changing of the valve.

流体在通过直喷式柱型液压控制阀阀芯时，阀内形状的变化使流体的运动量发生变化。

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In jet oil hydraulic spool valves, the oil flows through a rush path because of the shape changing of the valve.

流体在通过直喷式柱型液压控制阀阀芯时，阀内形状的变化使流体的运动量发生变化。

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