BEIJING, Jan. 11 (Xinhua) -- China's self-developed "Tianma-1000" unmanned transport aircraft successfully completed its maiden flight on Sunday.
On March 1, 1965, an Il-18 aircraft departed Beijing, stopped over in Chengdu, capital of the neighboring Sichuan Province, and landed at the airport of Damxung in Lhasa the next day, marking the ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果