片语
quadrilateral plane element平面四边形单元
quadrilateral mesh element四边形单元
node quadrilateral isoparametric element八节点四边形等参元
quadrilateral finite element mesh四边形网格
quadrilateral isoperimetric element四边形等参单元
refined quadrilateral plane element平面四边形单元
hybrid quadrilateral membrane element四边形杂交膜元