1.
Study on Phenomenon of Friction of the Shearer During Work;
对采煤机工作过程中摩擦现象的研究
2.
A Preliminary Study on Pupils Comprehension of the Phenomenon and Conception of Friction;
学生理解摩擦现象和摩擦力概念的一项初步研究
3.
Experimental Investigation of Electrochemical Mechanism of Voltage-Controlled Friction Phenomenon;
电控摩擦现象的电化学机理和实验研究
4.
Study on the Mechanisms of Different Discharge Phenomena in the Process of Friction and Wear with Electric Current
载流摩擦磨损中不同放电现象的机理研究
5.
Simultaneous Spheroidization and Refinement of Si Phase in Al-Si Alloy Surface by Friction at Elevated Temperature
铝硅合金高温摩擦表层Si相细化和球化现象
6.
Dry friction occurs when one solid body slides on another.
一个固体在另一个固体上滑动时出现的现象，称为干摩擦。
7.
Analysis and Measurement of AFM/FFM Image
原子力/摩擦力显微图象的分析与测量
8.
"There are three classes offriction: dry, greasy, and viscous. "
有三种摩擦状态:干摩擦、滑动摩擦和粘性摩擦。
9.
pertaining to or worked or produced by friction.
关于摩擦或摩擦力，由摩擦或摩擦力产生。
10.
China s Trade Friction Status--Also on the Enlightenment from Forest Products Trade Friction;
我国贸易摩擦研究现状——兼论对林产品贸易摩擦研究的启示
11.
To warm by rubbing, as with the hands.
摩擦生热摩擦以生热，尤指用手摩擦
12.
Why heat can be produce by friction is clear now.
为什么摩擦能生热现在已清楚了。
13.
Friction always manifests itself a force that opposes motion.
摩擦总是表现为一种对抗运动的力。
14.
Why heat can be produced by friction is clear now.
为什么摩擦能产生热现在清楚了。
15.
Why I at can be produced by friction is clear now.
摩擦能产生热的原因现在清楚了。
16.
Mechanical motion disappears in friction and reappears as heat.
机械运动会因摩擦而消失，并再现为热。
17.
At any rate, friction always manifests itself as a force that opposes motion.
总之，摩擦力总是表现为抗拒运动的力。
18.
As soon as sliding begins, it is found that the friction force decreases.
人们发现，滑动一开始，摩擦力就减