China's first jumbo jet is expected to make its maiden flight in 2014 and get the Certificate of Airworthiness in 2016, said a senior executive from AVIC.

也许并不像这位美国总统所说的那样经过深思熟虑。 周二，唐纳德·特朗普宣称他的提议“不是一个轻易做出的决定”。 “每一个我接触过的人都 ...