止塞，读音是zhǐ sāi，汉语词语，是指阻止，堵塞。
在塞体中的隔膜破裂，以便使水泥浆能在底塞到达止塞箍以后通过。
A diaphragm in the plug body ruptures to allow the cement slurry to pass through after the plug reaches the landing collar.
顶塞具有一个实心的塞体，根据泵压的增加它能可靠地显示与止塞箍和底塞的接触。
The top plug has a solid body that provides positive indication of contact with the landing collar and bottom plug through an increase in pump pressure.
如果该杯状固定塞脱落，驻车止动爪定位销可能在特定情况下滑移出正常位置。
If the cup plug is missing, the park pawl anchor shaft can move out of position under certain conditions.
应用推荐