Operation, leaves the air by centrifugal force intermediate role to the brink of incompetence impeller movement into Bengti circular cavity at, and then returned to impeller, re-starting from the leaves of the cycle in the same way again.

• 运转时叶片中间的空气受到了离心力的作用，向叶轮的边缘无能运动，进入泵体的环形空腔，然后又返回叶轮，重新从叶片的起点以同样的方式再进行循环。