...
影片由 悬疑推理大师Patricia...
Animated training film depicting the fundamentals of electricity and how electrical signals can be used to keep an airplane on correct course and...
The first Brazilians who engaged in aviation, from Bartolomeu Lourenço de Gusmão with his hot air balloon to Alberto Santos Dumont,...
Thundering across the sky on elegant white wings, the Concorde was an instant legend. But behind the glamour of jet setting at Mach 2 were stunning...
A Documentary on the Rafale Aircraft
Britain's iconic and 'secretive' engineering companies reveal how they build the world's most amazing machines. The first part of the series "How to...
免费无限访问, 搜索没有广告, 每天都有数以百万计的标题和添加, 所有平台和全面优化, 随时随地