Tapping provided in low pressure side of body to permit convenient, economical attachment of equalizer line.
Tapping provided in low pressure side of body to permit convenient, economical attachment of equalizer line.
在阀体的低压一侧，允许方便、经济地附加平衡管。
Tapping provided in low pressure side of body to permit convenient, economical attachment of equalizer line.
在阀体的低压一侧，允许方便、经济地附加平衡管。