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中国民航客运销售代理业自二十世纪八十年代中期产生以来,随着民航业的发展而迅速发展,经历了管制期、成长期而进入成熟期。民航客运销售代理业拓展了航空运
Since the mid-1980s, China Civil Aviation Passenger Sales Agency has developed rapidly with the development of the civil aviation industry and has experienced a period of regulation and growth and entered a mature period. Civil aviation passenger transportation sales agency expanded air transport