Three-roll planetary rolling is of complex severe deformation process and it is difficult to study the forming laws.

三辊行星旋轧变形复杂剧烈，对于其成形规律的研究具有很大的难度。

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Three-roll planetary rolling is of complex severe deformation process and it is difficult to study the forming laws.

三辊行星旋轧变形复杂剧烈，对于其成形规律的研究具有很大的难度。

youdao