基本释义:

中位关闭阀[O型中位阀]

网络释义

1)closed center valve,中位关闭阀[O型中位阀]

2)closed center type valve,中位关闭型阀[O型中位阀]

3)closed center pilot valve,中位关闭先导阀

4)closed center solenoid valve,中位关闭电磁阀

5)closed center,中位关闭[O型中位]

6)closed centre valve,中位封闭阀