Once the screw turns a circle, the liquid inside the sealing chamber will be pushed forward by a pitch.

螺杆每转一周，密封腔中的液体向前推进一个螺距。

youdao

Once the screw turns a circle, the liquid inside the sealing chamber will be pushed forward by a pitch.

螺杆每转一周，密封腔中的液体向前推进一个螺距。

youdao