spline milling machine 方栓槽铣床...spline broach 方栓槽拉刀...spline n.曲线尺,齿条,塞缝片,花键...involute spline broach 渐开线栓槽拉刀...spline function 样条函数样条函数...spline shaft 花键轴...multiple spline 花键...
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