The observing relations between tests and faults are emphasized and described clearly with DIFM.
模型反映了试验及试验与故障之间的观察关系。
Instantaneous frequency measurement (DIFM) receiver is one of important component part of EW system.
瞬时测频接收机是电子战系统的重要组成部分之一。
The design of an X band broadband microwave correlator used in digital instantaneous frequency measurement (DIFM) is introduced in the paper.
本文介绍了应用于数字瞬时测频接收机(DIFM)中的X波段宽带微波相关器的设计。
This paper analyses temperature compensations for DIFM receiver, and gives the methods to realize constant temperature, temperature measurement and error correction.
分析了瞬时测频接收机的温度补偿，并给出了实现恒温、测量温度和误差校正的方法。
This paper analyses temperature compensations for DIFM receiver, and gives the methods to realize constant temperature, temperature measurement and error correction.
分析了瞬时测频接收机的温度补偿，并给出了实现恒温、测量温度和误差校正的方法。
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