polygonn.多边形
polygon vertex多边形顶点
polygonal wear多边形磨损
polygon method多边形法,折线法
polygonal area龟裂区域
Polygon prisms多面体
polygon window多边形窗口
polygonal coil多角形线圈
polygon buffer多边形缓冲器
polygon mirror光学多面体,多角镜
polygonal soil多边形土壤