台湾打真军未删电影完整版|久久99国产精品久久99大师|欧洲精品色|男人先锋资源,国产在线观看xxx,活着电视剧在线观看免费观看完整版 ,日本视频精品

Artificial floating island set for water purification in east, southwest China

Source: Xinhua| 2018-07-26 07:30:55|Editor: Liangyu
Video PlayerClose

#CHINA-ARTIFICIAL FLOATING ISLAND-WATER PURIFICATION (CN)

A staff worker cleans up trash beside an artificial floating island set in a reservoir for water purification in Beibei District of Chongqing Municipality, southwest China, July 25, 2018. (Xinhua/Qin Tingfu)

   Prev 1 2 3 4  

KEY WORDS: water purification
EXPLORE XINHUANET
010020070750000000000000011100001373484801