driving ball的意思|示意

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driving ball相关短语

1、 driving ball problem 摸球问题

2、 circumferential driving ball mill 门周边传动式球磨机

3、 gear driving of ball mill 球磨机齿轮传动

4、 ball screw driving 滚珠丝杆传动

5、 Screw driving by ball bearing 滚珠螺旋传动

6、 twin ball screw driving 双滚珠丝杠驱动

7、 ball-driving contact-type air plug gauge 钢球传动型接触式气动塞规