Raceway for the ball portion of the surface.
滚道为球表面的一部分。
Large INSIDE DIAMETER: the large end of the cup raceway.
外圈小端内径：外圈滚道面较大一端。
The main factors which influence the raceway size were analyzed in detail.
并详细分析了影响回旋区大小的主要因素。
The main factors which influence the raceway size were analyzed in detail.
并详细分析了影响回旋区大小的主要因素。
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