2018年9月8日 星期六

中新网即时新闻: 北京今年PM2.5同比降13.1%

中新网即时新闻
 
北京今年PM2.5同比降13.1%
Sep 9th 2018, 03:31

  北京今年PM2.5同比降13.1%   前8个月达标天为133天 重污染同比减少10天

You are receiving this email because you subscribed to this feed at blogtrottr.com. By using Blogtrottr, you agree to our policies, terms and conditions.

If you no longer wish to receive these emails, you can unsubscribe from this feed, or manage all your subscriptions.

沒有留言:

張貼留言