车轮踏面磨耗
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worn wheel tread 磨耗型踏面
worn profile wheel tread 磨耗形踏面
worn profiled wheel tread 磨耗形踏面
·2,447,543篇论文数据，部分数据来源于NoteExpress
Compared to the new wheel tread, the worn tread is easy to form two-point contact nearby the depression area of the nominal diameter position of wheel tread.
与新用车轮踏面相比，测试得到的磨耗后车轮踏面在其名义直径位置凹陷区域附近容易形成踏面两点接触。
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