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- Many attempts are studied to improve the unlubricated friction and wear of SiC-Si.And some significant results are obtained. 研究了多种改善其干摩擦磨损性能的途经得到一些有意义的结果。
- Abstract unlubricated friction abrasion comparative experiment was made between samples with coupling non-smooth surface and smooth surface by the method of experimental optimum design. 摘要 本文采用试验优化设计方法，对光滑试样以及具有仿生耦合表面的非光滑试样进行了干摩擦磨损试验对比研究。
- Keywords alumina composite;self-lubricating;unlubricated friction and wear; 3基复合材料;自润滑;摩擦磨损;
- unlubricated friction 干摩擦,无润滑摩擦
- Friction causes a rolling ball to stop finally. 摩擦力使滚动的球最终停了下来。
- Constant friction wore out the heels of my shoes. 不断的摩擦磨损了我的鞋跟。
- Friction between two sticks can create a fire. 两个棍棒相互摩擦能起火。
- In the absence of friction belted machinery would not be used. 没有摩擦力，皮带传动的机器就无法使用。
- Matches are lighted by friction. 火柴由摩擦而生火。
- There is a great deal of friction between the management and the work force. 劳资双方之间存在大量矛盾。
- A friction match with a large head capable of burning in a wind. 耐风大头火柴一种能够在风中燃烧的通过磨擦点火的大头火柴
- Friction lowers the efficiency of a machine. 摩擦减低机器的效率。
- You could not walk if there were not some friction. 假若没有摩擦，你就不能行走。
- Adhesive friction, as of a wheel on a track or a tire on a road. 附着摩擦力粘附性摩擦，如车轮在轨道上或轮胎在路面上的
- Friction gradually caused the sliding box to slow down and stop. 摩擦力使向下滑的箱子渐渐慢下来后停住。
- There is some friction among the family members. 家庭成员间有些摩擦。
- A series of self-lubricating compocites AFG,containing Al_2O_3, CaF_2 and glass, were hiped, and unlubricated sliding friction and wear tests were carried out at room temperature. 采用热压烧结工艺研制了Al2O3＋CaF2＋Glas（AFG）系列陶瓷自润滑复合材料，并对其室温干摩擦下的摩擦磨损行为及自润滑机理进行了研究。
- Friction cannot be disposed of so easily. 摩擦是不能轻易消除的。
- If it were not for friction, you could not walk. 要不是由于摩擦，你就不能行走。
- To wear down or rub away by friction; erode. 磨蚀，磨损因摩擦而破损或擦伤；侵蚀
