With this new concept, the electro-hydraulic proportional valve that can control only pressure or flow has multifunction to control both pressure and flow-Two appplication examples are also presented.

理论上，如果有实用的动态流量传感器，用一控制阀口开度的电液比例节流阀，再配以压力和流星传感器就可控制这两个县。因目前还没有实用的动?。

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