用FEM进行人颅颌面生长发育研究，其结果是恒定的，与坐标系的选择和参照平面无关。

The results achieved by FEM were stable, and irrelevant to coordinate system and reference plane.

youdao

用FEM进行人颅颌面生长发育研究，其结果是恒定的，与坐标系的选择和参照平面无关。

The results achieved by FEM were stable, and irrelevant to coordinate system and reference plane.

youdao