美国重型直升机发展分析

The Development Analysis of USA Heavy Helicopter

美国重型直升机在军用和民用领域的发展与应用呈现出两种不同格局,美国国家战略、新军事学说与战术以及技术成熟度是影响美国重型直升机发展的3个关键因素,美国陆军/陆军航空兵与美国海军/海军陆战队由于对需求的理解不同而采取了不同途径来发展重型直升机。目前,美国是世界上装备重型直升机数量最多的国家,为保持其在该领域的优势,制订并启动了未来重型直升机发展计划。

There are two different conditions for development and application of heavy helicopter on military and civil in USA. Three critical factors affect heavy helicopter development in USA, inclu- ding state strategy, new military doctrine and tactics, and technical maturity. The different develop- ment avenue have been taken by USA Army/Army Aviation and Navy/Marine Corps because differ- ent understanding of needs. Now, USA is the state having most heavy helicopter on the world, and draws up and starts up the development plan of future heavy helicopter.