Road is the primary traffic means in this area and the expansion effects caused due to road construction are distinguishable from those of plain area.

 
  • 通过土地利用转移矩阵、土地利用程度综合指数和扩展强度指数,研究了公路沿线土地变化及公路的扩展效应。
今日热词
目录 附录 查词历史