亚洲91视频,国产91网,久久久久久久久久久久久久久国产,亚洲一区二区三区日本久久九,亚洲日本久久,国产精品久久久99,亚洲欧美一区二

US EUROPE AFRICA ASIA 中文
China / China

Water from liquid manure a splash in Chongqing

(chinadaily.com.cn) Updated: 2011-12-18 20:03
Water from liquid manure a splash in Chongqing

A local government official tastes a bottle of drinking water that was once liquid manure at a sewage treatment plant in Chongqing, Southwest China's Chongqing municipality, Dec 16, 2011. The plant is the first of its kind in the nation to be capable of treating liquid manure and producing clean drinking water from it. [Photo/CFP]

Previous Page 1 2 3 4 Next Page

Highlights
Hot Topics

...