磨擦的英文怎么说
磨擦的英文: kinetic friction vitreous electricity The object of using ball - bearings is to reduce the friction . To scrape harshly; grate. Jewelers' putty Constant rubbing had frayed his shirt cuffs. Because of this, some friction will exist between the shuttle and the warp yarns near the selvages. Precise design and good technics avoid damage due to attrition. These form a protective coating over the yarns and keep them from chafing or breaking during weaving. The meteor,rushing through the air,becomes intensely heated by friction and is usually completely vaporized. n. 摩擦;摩擦力;不和,争执 family friction These two countries have political friction. The rougher the surface, the greater the friction. We must distinguish sliding friction from rolling friction political friction between two countries |