...文档资源库 关键词 ： 重合度，变位系数，齿侧间隙，中心距 [gap=5246]Key words ： contact ratio; modification coefficients; normal backlash; center distance ...
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In this thesis, the expression of stress modification coefficients will be given when the intermediate stiffeners are set on the ring-stiffened cylindrical shell.
本文推导了加设中间支骨的环肋圆柱壳应力修正系数公式。
The strategy of segment transform and the whole wavelet coefficients modification is adopted to improve the robustness of the digital watermark.
采纳分段变换及整体修改策略，增强了数字水印嵌入的稳定性；
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