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China Beijing International High-Tech Expo opens

(chinadaily.com.cn) Updated: 2012-05-23 17:21

China Beijing International High-Tech Expo opens

Visitors watch a "Low temperature multiple-effect distillation seawater desalination device" model at the 15th China Beijing International High-Tech Expo (CHITEC), May 23, 2012, Beijing. [Photo/Xinhua] 

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