plunger-rod的意思|示意

The pump valve has a structure of semi-spheric plunger with guide rod, and its seat and ball are aligned by means of a spring, and it is opened and closed in time.

泵阀件采用带导向杆的半球形柱塞结构，弹簧制动，精确控制阀球与阀座对中，启闭动作及时。

In one example, a plunger moves within the central bore in the rod between a first position where less damping is provided and a second position where increased damping is achieved.

举一个例子，在中央负有之间的第一个位置上，不阻尼杆柱塞提供移动和第二个位置上，增加了阻尼的实现。

JBP250-HP radical plunger pump is a high pressure as well as a large displacement plunger pump developed by our country. Connecting rod is one of the key spares.

HP型径向柱塞泵是我国开发的高压大排量柱塞泵，连杆是其中的关键零件之一。

When Wells run at one or some of the above states, and the practical down stroke axial load of the plunger is greater than the critical axial load, the wear of rod string and tubing will take place.

当抽油杆柱在上述一个或几个条件共同作用下达到偏磨临界条件时。杆管将产生偏磨。