| |||
Doppler location | |||
Doppler fixation; Doppler positioning |
多普勒定位 : 38 phrases in 11 subjects |
Aviation | 2 |
Earth sciences | 4 |
Electronics | 4 |
General | 1 |
Geophysics | 1 |
Navigation | 1 |
Oil / petroleum | 2 |
Shipbuilding | 1 |
Space | 11 |
Technology | 10 |
United Nations | 1 |