曾在地战中不可一世的坦克促使了反坦克武装直升机的出现。为了保持坦克昔日的威风,必须从空中进行掩护,于是又引出了歼击直升机和直升机的低空遭遇战,提出了一代新的武器系统的需要和新的空战模式。 Tanks, once victorious in earth war, prompted the emergence of anti-tank helicopter gunships. In order to maintain the old mightiness of the tank, it must be covered in the air. It then led to the low altitude encounters between fighter helicopters and helicopters, and proposed the needs of a new generation of weapon systems and the new air combat mode.