短語詞組短語bounding g rectangle 邊框Use Bounding Rectangle 使用邊界矩形bounding rectangle algorithms 外接矩形算法minimum bounding rectangle mbr 最小限定矩形minimal bounding rectangle 最小包含矩形;最小邊界矩陣the smallest minimum bounding rectangle 最小MBRMBR -Minimum Bounding Rectangle 最小外包矩形 返回 bounding rectangle