 |
| Subject | Chinese | English |
| mil., air.def. | 双向信标 | two course beacon |
| tech. | 双向信标 | two-course beacon |
| tech. | 双航向信标 | two-course range |
| mil., air.def. | 双航向无线电信标 | two course radio range (beacon) |
|
| Subject | Chinese | English |
| mil., air.def. | 双向信标 | two course beacon |
| tech. | 双向信标 | two-course beacon |
| tech. | 双航向信标 | two-course range |
| mil., air.def. | 双航向无线电信标 | two course radio range (beacon) |