These amplifiers are key components in a complex Identification friend or foe (IFF) system used to interrogate aircraft to determine their friend or foe status.
这些放大器是一种复杂敌我识别系统(iff)的重要组成部分，专门用来问讯飞机，以确定他们是敌是友。
The technology of expert system was presented in detail. The status and foreground of the application of expert system in parasites identification was also generally expatiated.
同时，对专家系统技术作了较详细的介绍，就专家系统在寄生虫分类鉴定中的应用现状和发展前景作了概述。
Present status of the distribution system state estimation, and methods of bad data detection and identification are surveyed here.
并对配电网状态估计的研究现状和常用不良数据的检测与辨识方法进行了描述。
Present status of the distribution system state estimation, and methods of bad data detection and identification are surveyed here.
并对配电网状态估计的研究现状和常用不良数据的检测与辨识方法进行了描述。
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