flow collecting valve合流阀

proportional flow control valve比例流量阀;比例式流量阀;比例流量控制阀;比例调速阀

screed flow control valve样板流量控制阀

oil flow check valve油流单向阀

priority flow control valve流量控制顺序阀

flow check valve流量单向阀

priority flow divider valve优先控制流量分配器阀

rotor flow control valve转子流量控制阀

fuel flow control valve主燃油分流控制阀;燃油传感器流量控制活门