1939年,美籍俄国人西科斯基为美国陆军和海军研制成功第一架实用型VS-300直升机,从此直升机便成为军队作战装备。军用直升机经历了第二次世界大战的战火洗礼,在越南战争中大显身手,在近期的几场局部战争中更是冲锋陷阵、战功显赫。截至2004年,世界上已有173个国家和地区的军队装 In 1939, the U.S. Russian Sikorsky successfully developed the first practical VS-300 helicopter for the U.S. Army and Navy. From then on, the helicopter became an army combat equipment. Military helicopters experienced the war baptism of the Second World War, in the Vietnam War to show their talents, in several recent partial war is more assault stormed the exploits. As of 2004, there have been 173 armies in the world