以下为句子列表：
英文: Abstract: The therortical calculation of the bending stress of the root and experimental stress analysis on the modified profile and the standard involute tooth profile were made with the finite element method and the electric resistance strain film metho
中文: 文摘:分别用有限元和电阻应变片法对修形齿形和渐开线齿形进行齿根弯曲应力计算与实验应力分析.结果证明在弯曲强度方面修形齿形比标准渐开线齿形更优越.
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英文: By means of researching the meshing impact in the engagement of standard chain respectively with the spur toothed sprocket and the involute toothed sprocket, it has been discovered through analysis that by adopting the involute tooth for the sprocket coul
中文: 通过研究标准链条分别与直齿链轮和渐开线齿链轮啮合的啮合冲击，分析发现在链轮上采用渐开线齿能减小链条与链轮啮合瞬间的法向冲击速度，进而降低链条与链轮的啮入冲击。
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英文: For cutting the composite lock gear with unequal tooth thickness,a study is made on the design method of gear sharper cutter with nonstandard parameter involute tooth profile and noninvolute tooth profile.The cutter tooth arrangement,the choice of teeth n
中文: 研究加工不等齿厚的非标准参数渐开线齿形，与非渐开线齿形复合的锁闭齿轮插齿刀刀齿的排列、刀具齿数的选择以及刀具设计的基本方法，介绍用限制区域选择插齿刀变位系数的新方法，并给出刀具齿顶后角与侧螺旋角的关系曲线，为插齿刀参数的选择提供依据.结果表明，采用上述方法设计非标准复合齿轮插齿刀，可简化计算和提高设计效率.
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