一、引言飞机,无论是军用机还是民用机,无疑都是计算机大显身手的用武之地。自从数字式电子计算机向世以来,它的确也不负人们对它的厚望,在机载电子设备的控制以及数据信息的处理方面,在提高飞机的各种性能方面发挥了极为重要的作用。反过来,机载环境对于计算机在实时性、高可靠性,体积、重 First, the introduction of aircraft, whether it is military aircraft or civilian aircraft, are undoubtedly the best use of computers come into force. Since the advent of digital computers, the digital computer has not lost its promise. It has played an extremely important role in enhancing the performance of aircraft in the control of airborne electronic equipment and in the processing of data and information. In turn, the airborne environment for the computer in real time, high reliability, volume, weight