...ss）从该研究所提供的2002年年度报告上看，近期开展的和热处理有关的研究课题有：? 畸变工程（Distortion Engineering）? 心部强度对真空渗碳高压气淬齿轮承载能力的影响?
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在工程实践中，设置横隔板被认为是减小畸变效应的有效方法。
In engineering practice, the way of install diaphragms is regard as the most effective method to reduce distortion effects.
结果：经太空诱变后的生物工程细胞染色体畸变率为：环状占10.5%，无着丝断片占36.75%，三射、四射体占13%。
Result: The abnormal chromosome rate of bio-engineering cells muted by outer space were: ring chromosome, 10.5%; acenericfragment, 36.75%; triceneric and fourcentric, 13%.
汽车覆盖件现有的面畸变评价指标均有一定的局限性，难以满足工程实践和理论研究多方面的要求。
There is previously no perfect evaluation criterion that can satisfy the needs of the engineering and research for the surface deflection of automobile outer panels.
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