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一、前言数字式航空电子信息系统(DAIs)是美国空军在总结过去航空电子系统经验和教训的基础上,于1973年7月制订的一项预先发展计划,计划项目为PE63243F,这个计划从系统工程角度把航空电子系统作为一
I. INTRODUCTION Digital avionics (DAIs) is a pre-development plan formulated by the U.S. Air Force in July 1973 on the basis of summing up past experiences and lessons learned from the avionics system. The planned project is PE63243F, Engineering perspective to avionics system as one