无码中文字幕一Av王,91亚洲精品无码,日韩人妻有码精品专区,911亚洲精选国产青草衣衣衣

US EUROPE AFRICA ASIA 中文
China / China

Three Gorges Dam getting cleaner, safer

(chinadaily.com.cn) Updated: 2011-04-15 17:31

Three Gorges Dam getting cleaner, safer

Workers clean the body of the Three Gorges Dam in Yichang, Central China's Hubei province, April 14, 2011. More than 50 people began cleaning, polishing and painting about 80 square meters of the dam surface, to be completed by the end of June. The cleaning will also enhance the durability of the concrete to better protect the dam. [Photo/Xinhua]

Previous Page 1 2 3 4 Next Page

Highlights
Hot Topics

...