Conveyor belts--Drum friction--Method of test
GB/T7986-1997输送带滚筒摩擦试验方法
Research on and Practice of the Scientific Repair of Cylinder Bearing of Large Shafttower Friction Winder
大型井塔式摩擦轮提升机滚筒轴承科学检修研究与实践
In the case of roller bearings, the rolling friction is substituted for sliding friction.
就滚柱轴承而论，滚动摩擦代替了滑动摩擦。
The cuff of his jacket maybe,brushing the receiver.
也许是他的上衣袖口摩擦话筒的声音。
Study on frictional effect between extrusion container and billet in forward extrusion forming
挤压筒摩擦对正挤压成形影响的研究
The Balls fill the space Between the two races and roll with negligible friction in the grooves.
球装在两套圈之间,且在滚道内滚动,摩擦力很
It is to reduce friction that roller bearings are used.
正是为了减少摩擦，才使用滚珠轴承。
Judgment of the Friction s Direction in an Object Rolling;
关于物体在滚动时摩擦力方向的判定
Study of the Rolling Frictions Between the Rubber Tire and Hard Road Surface
橡胶轮胎与硬质地面的滚动摩擦研究
Fuzzy prediction of rolling bearing friction torque using information poor system theory
滚动轴承摩擦力矩的乏信息模糊预报
Study on Complex Damage of Mechanical Fatigue Together with Rolling Friction and with Sliding Friction in Metallic Rubbing Pairs;
金属摩擦副的机械疲劳与滚动摩擦和滑动摩擦复合损伤的初步研究
FEA of JH125 Motorcycle s Sleeve Roller Chain;
JH125型摩托车用套筒滚子链的有限元分析
Application of Frication Reel-cage Prevented Fall in Malan Mine Viceshaft
摩擦卷筒式防坠罐装置在马兰矿副立井的应用
STATIC FRICTION FORCE ON PROBING ROD IN GRANULARPILE IN SMALL CONTAINER
小筒仓内颗粒中探测棒受到的最大静摩擦力
X axis and Y axis adopt ball spiral rods with excellent precisions and low friction factors.
X.Y轴采用滚珠螺杆传动精度佳，摩擦系数小。
The advantage of rolling bearings is that they cause less friction
滚动轴承的优点是它产生的摩擦力较小
The simple fact shows that the more of the force of friction is got rid of, the farther will the ball travel
这一简单事实表明，摩擦力越减少，球滚得越远。
Friction causes a rolling ball to stop finally.
摩擦力使得一只滚动的球最终停了下来。