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Aeromodelling enthusiasts spend summer at school

(chinadaily.com.cn) Updated: 2014-07-22 07:49
Aeromodelling enthusiasts spend summer at school

This photo taken at the Science and Technology Innovation Base at Northwestern Polytechnical University, in Xi'an, Shaanxi, July 15, 2014, shows students who chose to stay on campus during their vacation, in order to prepare for the upcoming China Aeromodelling Design Challenge. [Photo/CFP]

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