direction finder
柯林斯词典
1. N a highly directional aerial system that can be used to determine the direction of incoming radio signals, used esp as a navigation aid (尤用于导航设备中的)无线电测向仪 (Abbreviation D/F, DF)
返回 direction finder
1. N a highly directional aerial system that can be used to determine the direction of incoming radio signals, used esp as a navigation aid (尤用于导航设备中的)无线电测向仪 (Abbreviation D/F, DF)