And therefore constructing the Baise reservoir makes the flood prevention standard of Nanning city rise to 50_years from 20_year through reservoir combining with dikes.

 
  • 在右江上游建百色水库,库堤结合可使南宁防洪标准由20年一遇提高到50年一遇。
今日热词
目录 附录 查词历史