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自起源之日起,美国航空运输市场在政策上、市场上都经历了深刻的变迁,政府管理机构的及时作为、企业的优胜劣汰,最终将美国航空运输业推上了发展的巅峰。
Since the origin of the United States, the U.S. air transport market has undergone profound changes in its policies and markets. The timely implementation of government agencies and the survival of the fittest of the enterprises have finally pushed the U.S. air transport industry to the pinnacle of development.