Green energy, green world
( chinadaily.com.cn )
Updated: 2012-09-17
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 Visitors inspect a gas engine model at the Fourth China (Taiyuan) International Energy Industry Expo in Taiyuan, Shanxi province, Sept 16, 2012. [Photo/Xinhua] |
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 A visitor looks at a protective suit at the Fourth China (Taiyuan) International Energy Industry Expo in Taiyuan, Shanxi province, Sept 16, 2012. [Photo/Xinhua] |
