straight cylindrical involute spline gauge
圆柱直齿渐开线花键量规 straight cylindrical involute spline gauge 圆柱直齿渐开线花键塞规 straight cylindrical involute spline internal gauge ..
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straight cylindrical involute spline gauge
直圆柱渐开线花键规
以上为机器翻译结果，长、整句建议使用 人工翻译 。