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短语
automatic direction finder
运输, 航空 ADF f; radiokompas n
运输, 航空, 英语 automatic direction finder
通讯, 电子产品 automatische peiler; automatische richtingzoeker
 英语 词库
automatic direction finder
航空, 加拿大 An aircraft radio navigation system that senses and indicates the direction to a LF/MF non-directional beacon NDB ground transmitter. Direction is indicated to the pilot as a magnetic bearing or as a relative bearing to the longitudinal axis of the aircraft depending on the type of indicator installed in the aircraft. In certain applications, such as military, ADF operations may be based on airborne and ground transmitters in the VHF/UHF spectrum.
automatic direction finder: 8 短语, 2 学科
运输2
通讯6