引言航班延误是当今世界航空运输界一大难题,其造成的经济损失和社会影响是巨大的,欧美航空发达国家和地区都为此付出了高昂的代价。随着我国国民经济的快速、健康发展,飞行流量急剧增加,北 Introduction Flight delays are a major problem for air transport in the world today. The economic loss and social impact they cause are enormous. The developed countries and regions in Europe and the United States have paid a high price for this. With the rapid and healthy development of our national economy, the flight flow has dramatically increased