单词 | rolling resistance |
释义 | rolling resistance in Mechanical Engineering (roʊlɪŋ rɪzɪstəns) noun (Mechanical engineering: General) The rolling resistance of a wheel or ball is its resistance to movement caused by friction between it and the surface it is rolling on. The rolling resistance of the tires is a major opposing force on a moving vehicle. The extremely narrow front wheels of a drag-race car are used to reduce rolling resistance. The rolling resistance of a wheel or ball is its resistance to movement caused by friction between it andthe surface it is rolling on. |
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