From 5 June 2001, the daily report and forecast of the air quality have been released in the new media such as CCTV.

 
  • 于2001年6月5日起,在中央电视台等新闻媒体上发布47个环保重点城市的空气质量日报和预报。
今日热词
目录 附录 查词历史