1.
ball bearing core barrel
滚珠轴承内筒不转的岩心筒
2.
any of these balls
（滚珠轴承的）滚珠.
3.
The central unit is a rotary drum.
核心设备是一个旋转的滚筒。
4.
nonfilling slot type bearing
无滚珠槽的滚动轴承
5.
Study on Ball Spinning of Tubular Parts with Longitudinal Inner Rib
纵向内筋筒形件滚珠旋压成形的工艺研究
6.
housing for ball-, roller or needle roller bearings, not incorporating a bearing
未装轴承的滚珠、滚柱或滚针轴承座
7.
a cutting bit that has rotating hard-toothed rollers.
有旋转硬齿滚筒的切凿。
8.
Measures for improving the concentricity of the bearing s minor hole at the two ends;
提高套筒两端轴承档内孔同轴度的措施
9.
Copying turning method for inner ring raceway of self-aligning roller bearing
调心滚子轴承内圈滚道的仿形车削法
10.
shielded ball bearing
带防护垫圈的滚珠轴承
11.
The drum of a capstan.
滚筒绞盘的圆筒状物。
12.
Effects of rolling-ball diameter of ceramic bearing on rotor critical speeds
陶瓷轴承滚珠直径对转子临界转速的影响
13.
housing for ball-, roller or needle roller bearings, incorporating a bearing
装有一个轴承的滚珠、滚柱或滚针轴承座
14.
retractable ore barrel
可缩小取出的岩心筒
15.
AAA Bearing LTD offers Offers to Tapered roller bearings, thrust ball bearing and Self-aligning bearing.
公司提供大量的摆动轴承、自动调心轴承和夹紧套筒。
16.
APPLICATION OF BALL ROLLING TECHNIQUE TO THE PROCESS OF CYLINDER
滚珠滚压工艺在油(气)缸缸筒加工中的应用
17.
two cylinder opener with axial flow
轴向怜双滚筒开棉机
18.
A revolving cylindrical sieve used for screening or sizing rock and ore.
滚筒筛一种圆筒形的可旋转的筛，用于岩石和矿石的筛分或大小测量