brass whistle valve
活门工作齿轮
valve actuating gear【机】
暂无补充释义。
相关词条
by-pass check valve (free-wheeled check valve)
screw-down stop valve
AC solenoid for valve
solenoid directional valve
pedicle valve
rotary valve
electropneumatic valve【自】
valve actuating gear【机】
暂无补充释义。
brass whistle valve
by-pass check valve (free-wheeled check valve)
screw-down stop valve
AC solenoid for valve
solenoid directional valve
pedicle valve
rotary valve
electropneumatic valve【自】