是手动调整的吧?用命令NMODIF
或者GUI:
Main Menu>Preprocessor>Modeling>Create>Nodes>RotateNode>By Angles
Main Menu>Preprocessor>Modeling>Move / Modify>Nodes>Set of Nodes
Main Menu>Preprocessor>Modeling>Move / Modify>Nodes>Single Node
Main Menu>Preprocessor>Modeling>Move / Modify>RotateNode>By Angles