... tread board 踏板 tread track 轮距 tread 踏;踏板 ...
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track tread 履带
tread track
轮距
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The influence of train running speed, wheel-rail friction coefficient, vehicle load, track geometric irregularity, partly load, gauge and the shape of wheel tread on derailment was emphasized.
论文重点分析了车辆运行速度、轮轨摩擦系数、车辆载重、轨道几何不平顺、偏载、轨距大小、车轮踏面形状等因素对脱轨的影响。
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