介绍了电子设备保障体系的现状和PHM系统的基本内容,以及PHM系统作为保障体系的一支新生力量在今后的发展方向等.从介绍PHM系统的功能、流程开始,阐明了PHM系统的体系结构等,在应用PHM系统需要解决的关键技术中重点论述了故障预测技术、预测的难点及方法.%It introduces actuality of Electronic Equipments Guarantee System, basic content of PHM system and the developing directions of PHM system which is a new force of guarantee system. Begin with function and procedure of PHM system, it illustrates the framework of the PHM system. When talks about the pivotal technical needed to be solved in the application of PHM system, it mainly talks about the failure prognostics technique. From the difficult point of prognostics, it mainly talks about the methods of the prognostics.
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