我国民机C909(ARJ21)、C919和CR929机身筒体试验件，所用的复合材料均是由美国进口的。为什么要用进口材料？答案是，我国没有经过适航认证的碳纤维 ...

China's self-developed C919 narrow-body passenger jet has been deployed for regular flights between Shanghai and Hong Kong ...

11月2日，在2024中国航空产业大会暨南昌飞行大会开幕式上，一架ARJ21和一架C919飞机先后起飞，开展编队集合、协同齐飞、协同转弯、低空通场等飞行 ...

The narrowbody airliner is meant to compete with the Airbus A320 and Boeing 737. The maker of the C919 and ARJ21 could face divestment by U.S. partners due to a new Department of Defense ban.