片语
flow control bypass orifice流量控制旁通孔
flow control orifice流量控制孔
orifice control量孔的控制
displacement control orifice排量控制阻尼孔
Flow Control Valve With Orifice节流孔
remote control orifice远程控制口
negative control orifice反向控制量孔
orifice control valve孔板节流阀
negative flow control orifice反向流操纵量孔