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正版机械设计手册单行本齿轮传动闻邦椿渐开线圆柱圆弧准双曲面蜗杆传动几何尺寸计算啮合固定弦齿厚接

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正版齿轮的功用及加工日本经典技能系列丛书渐开线曲线齿廓模数径节压力角啮合率旋转加速减速装置精

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渐开线圆柱齿轮传动智能设计及啮合仿真分析科学出版社

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