f-22

Fighter aircraft are the main weapons of every nation, every military background. To maintain 1 or a fleet, the cost is often very large. So how much oil does a fighter plane

In order to overtake Russia in the arms race, the United States promoted the creation of fifth generation fighter aircraft. The first product was the F-22 fighter with many

After a long wait, the public finally saw the photos of the Chinese J-20 aircraft in the air.

But after the aura of the new Chengdu J-20 life fighter aircraft