众所周知,航空飞行及其管理对信息工作要求很高。伴随着国内各家航空公司航线和航班数量的不断增加,原有的手工操作和小范围计算机应用模式已不再适应航班生产和经营管理的需要。航班生产特有的安全性、实时性以及对所涉及数据要求的及时性、准确性,都 As is known to all, aviation flight and its management have high requirements for information work. With the continuous increase in the number of airlines and flights in China, the original manual operation and small-scale computer application mode no longer meet the needs of flight production and operation and management. Flight-specific security, real-time and the data involved in the timeliness, accuracy, all