radar beacon
柯林斯词典
1. N a device for transmitting a coded radar signal in response to a signal from an aircraft or ship. The coded signal is then used by the navigator to determine his position 雷达信标机 (Also called racon)
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1. N a device for transmitting a coded radar signal in response to a signal from an aircraft or ship. The coded signal is then used by the navigator to determine his position 雷达信标机 (Also called racon)