| 单词 | rolling friction |
| 释义 | > as lemmasrolling friction rolling friction n. = rolling resistance n. ΚΠ 1839 Observ. Imperfections Present Syst. constructing Railways 9 Friction is of two kinds, rolling friction, or that produced by the resistance of the rail to the rolling of the periphery of the wheel upon its surface... The other sort of friction is called rubbing friction. 1905 H. T. Bovey Theory of Structures (ed. 4) vi. 385 The harder and smoother the surfaces, the less is the rolling friction. 1998 Skydiving July 6/2 (caption) The creeper's unique four-wheel design makes it lighter and produces less rolling friction. < as lemmas |
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