He had gone hungry two days waiting for the reply, and it was then that he put his wheel back in pawn.
因为等回信他已经饿了两天肚子，只好把自行车也送进了当铺。
Turn the crown wheel back and read off the circumferential backlash.
将盆形齿轮往回转，然后读取圆周齿隙。
Numerical simulation was used to study the influence of profile shape, vehicle speed, wheel back distance and rail cant on the wear depth and wear distribution of wheel profile.
采用数值仿真方法研究了不同车轮踏面外形、轮对内侧距、轨底坡和车速对踏面磨耗深度和磨耗分布的影响。
Numerical simulation was used to study the influence of profile shape, vehicle speed, wheel back distance and rail cant on the wear depth and wear distribution of wheel profile.
采用数值仿真方法研究了不同车轮踏面外形、轮对内侧距、轨底坡和车速对踏面磨耗深度和磨耗分布的影响。
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