Because of mining, the subsidence area, water area and quarry remains can be found everywhere in Huainan and Hauibei mining area.

 
  • 摘要由于采煤、采石活动影响,两淮矿区内分布着大面积的沉陷区、积水域和采石场遗迹地。
今日热词
目录 附录 查词历史