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- Oil is put in machinery to reduce the friction. 把油涂到机器上减少摩擦。
- Question: How about the friction in northern China? 问：华北的磨擦问题怎样?
- The ball bearings reduce the friction on the joint. 滚珠可以减小结合处的摩擦。
- Any hypothetical force postulated to either push or pull oceanic plates would be quickly dissipated overcoming the friction of sliding over a static fluid mantle beneath. 任何假设的能推动或拉动大洋板块的力，会很快因克服在其下静态的热体地幔上滑动的摩擦力而被消散。
- Fill lube to the frictional parts termly. 摩擦部分应定期加注润滑油。
- The purpose of lubrication bearings is to reduce the friction. 润滑轴承是为了减少摩擦。
- It shows that with the control over the friction factor, near-net-shape forming of hexagonal bolts can be achieved. 另外成形方案四模拟结果显示，有进行模仁表面粗糙度之控制，可达成六角螺栓近净形成形的目标。
- Clutch friction plate skid ablation, ablation is not very serious on the friction plate can be used over noodles. 离合器摩擦片烧蚀打滑，对烧蚀不太严重的摩擦片，可翻面使用。
- The object of using ball-bearings is to reduce the friction. 使用滚球轴承的目的在于减少磨擦。
- The friction factor has a little effect on bucking critical load. 摩擦系数的改变对临界失稳载荷的影响不大。
- He tried to varnish over the truth with a lie. 他试图用谎言来掩盖真相。
- I've got the hump over what he said to me. 我已经对他所说的很不耐烦了。
- The boat heeled over in a strong wind. 船在强风吹袭下倾侧了。
- The object of using ball bearings is to reduce the friction. 使用滚球轴承的目的在于减少磨擦。
- The friction of cotton increases with increasing regair. 棉纤维的摩擦力随回潮率的增加而增加。
- The friction of cotton increases with increasing regain. 棉纤维的摩擦力随回潮率的增加而增加。
- They all cooed over the new baby. 他们对着新生婴儿爱抚地轻声细语。
- The air flow is slowed down by the friction with adjacent objects. 空气流动的速度会因周围物件摩擦而减慢。
- The dog kept a vigilant guard over the house. 这只狗警惕地守护着这所房屋。
- The object of using ball - bearings is to reduce the friction . 使用滚球轴承的目的在于减少磨擦。
