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radiofarol marcador | |||
radiobaliza | |||
"Marker Beacon" | |||
英语 词库 | |||
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MB | |||
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A transmitter in the aeronautical radionavigation service that radiates vertically a distinctive pattern to provide position information to aircraft |
Marker Beacon: 11 短语, 3 学科 |
一般 | 1 |
运输 | 6 |
通讯 | 4 |