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一、引言系统集成是建成一个大型分布式信息系统的关键技术。航班运营信息系统使用了大中型机、小型机、UNIX工作站与大量的PC机。在这些设备中运行着不同的应用系统。系统集成的任务就是采用现代通信与网络技术
I. INTRODUCTION System integration is the key technology to build a large-scale distributed information system. Flight Operations Information System uses large and medium-sized machines, minicomputers, UNIX workstations and a large number of PC. In these devices run a different application system. The task of system integration is to adopt modern communication and network technology