Low-altitude airspace management test-fly in Haikou
(Xinhua) Updated: 2011-01-28 21:00|
 Two pilots are seen in a helicopter cockpit in Haikou, capital of South 皇冠体育app's Hainan province, Jan 28, 2011. [Photo/Xinhua] |
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 Photo taken on Jan 28, 2011 from a helicopter shows the overlook of Haikou, capital of South 皇冠体育app's Hainan province. [Photo/Xinhua] |
