forceball

常见例句

The thrust forceball bearing must axial perform in the work to give tightly.
推力球轴承在工作中必须加以轴向予紧。
The thrust force ball bearing is the separation bearing acts accordingto its structural style to divide into the unidirectional thrust forceball and the bidirectional thrust force ball bearing.
推力球轴承是分离型轴承根据其结构形式分为单向推力球和双向推力球轴承。