With the renovation and pollution control efforts,water quality in the urban waterways has reached national standards for their respective functions. In general,city-wide ecological conservation has been carried out steadily.

 
  • 经整治的城市中心区水系水质按功能基本达到国家标准,城市下游水体水质有所好转,全市生态状况也有一定程度的改善。
今日热词
目录 附录 查词历史