radio range beacon
短语词组
- radio -range beacon 無線電導航信標
- equisignal radio -range beacon 繙譯;等信號著陸信標
- Radio Range -beacon 無線電航曏信標
- equisignal radio range beacon 等信號無線電導航信標
- medium range radio beacon 中距無線電信標
- short -range radio beacon 近距離無線電信標 返回 radio range beacon