Rare transmission system failure led to ALH crash, shows inquiry
I nvestigators have found that a rare failure of a critical part in the transmission system caused the crash of a coast guard ...
Found And Explained on MSN15 小时
The King Of All Helicopters - The MASSIVE Russian Mi-32
The Mi-32 was one of the craziest helicopter concepts ever designed. In the 1980s, Soviet engineers at the Mil Design Bureau proposed a 150-ton, triple-rotor behemoth capable of carrying ICBMs, ...