难变形材料环件双向辗轧过程轧制曲线设计方法

郭良刚;邸伟佳;杨合;李永堂

Design Method of Rolling Curve During Radial-axial Ring Rolling Process for Difficult-to-deform Materials

GUO Lianggang;DI Weijia;YANG He;LI Yongtang

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