资讯

This bird is an enduring symbol of Soviet resistance—and perseverance—during the darkest days of what Russians refer to as ...
While the B-17 helped win World War II and could defend itself with its 13 machine gun placements, they weren't nearly as agile as smaller fighter planes and were vulnerable without escort planes.
Sukhoi Su-57 is the Russian military's attempt to keep up with the fifth-generation fighters, but its manufacturing ... the tolerances required for stealth aircraft. They were built by hand ...