美女18禁黄无遮挡网站,久久国产乱子精品免费女,日本高清视频网站WWW,岛国av无码免费无禁网站麦芽,久久久一本精品99久久精品66直播

Water quality of Dianchi Lake improved in SW China's Yunnan

Source: Xinhua| 2019-01-22 07:39:39|Editor: zh
Video PlayerClose

CHINA-KUNMING-DIANCHI LAKE-WATER QUALITY (CN)

Aerial photo taken on Jan. 20, 2019 shows the Dianchi Lake, the largest fresh water lake on the Yunnan-Guizhou Plateau, in Kunming, capital of southwest China's Yunnan Province. Water quality in the Dianchi Lake rose to grade IV in 2018, the best in the recent 30 years, after a series of restoration measures. (Xinhua/Hu Chao)

|<<   Prev 11 12 13 14 15 Next  

KEY WORDS:
EXPLORE XINHUANET