Civilian jet breaks sound barrier during historic test flight over Mojave Desert
The test flight of the XB-1 aircraft is a step in manufacturer Boom Supersonic's goals of building a supersonic passenger jet.
来自MSN1 个月
S. Korea investigates barrier hit in Jeju Air crash
South Korean authorities said Tuesday they were investigating the role of a concrete barrier at the end of ... calling for a full overhaul of air safety systems. He urged officials to "thoroughly ...
The Punch Newspapers1 个月
South Korea investigates barrier’s role in air crash
South Korean authorities said, on Tuesday, they were investigating the role of a concrete barrier at the end ... calling for a complete overhaul of air safety systems. He urged officials to ...