簡介
航空機關槍Aviation Machine Gun
Aviation machine gun is a kind of automatic weapon and the caliber is less than 20 millimeter. The principle, makeup and using ways of aviation machine gun isalmostthe same as aviation cannon. It has some advantages just like light weight, long use, little recoil and so on. It also has some disadvantages like small power, low execution, etc. Aviation machine gun is usually used in helicopter and low speed lightplane.
