beacon course
短語詞組
- beacon n course 無線電導(dǎo)標的航線
- course beacon [航][水運]航向信標;指向標;航向浮標;[航][水運]航線標志
- two -course beacon 雙向信標
- microwave course beacon 微波導(dǎo)標
- ship microwave course beacon receiver 船舶微波航道指向標接收機
- course indicating beacon 航線指示信標
- course radio beacon 航向無線電指向標
- four -course radio beacon 四航向無線電信標 返回 beacon course