The high strain rate is conducive to obtaining the fine grain structure.

提高应变速率有利于获得细晶组织.

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Pre - deformation prior to overaging remarkably refine and spheroidize the grain structure of AA 2195 Al - Li alloy.

过时效前的轧制预变形明显细化并等轴化AA2195铝锂合金的晶粒.

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Isothermal normalization can improve or eliminate the banded structure and duplex grain structure in forging blanks.

结果表明,零件毛坯等温正火可以获得比普通正火更细的晶粒、更均匀的金相组织、更小的硬度散差.

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Chromium also tends to refine the grain structure of steel, thereby increasing its toughness.

铬也可以细化钢结构的晶粒, 因此也可以提高硬度.

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Dynamic reliability of grain structure was analyzed by using response surface method and Monte - Carlo simulation method.

结合响应面法与数值模拟方法,分析了药柱的结构动态可靠度.

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