| |||
surface velocity | |||
ground velocity | |||
ground speed | |||
| |||
ground speed |
地面 速 度 : 33 phrases in 11 subjects |
Aviation | 10 |
Bridge construction | 1 |
Desert science | 1 |
Electronics | 1 |
Explosives and Explosive Ordnance Disposal | 4 |
Geophysics | 3 |
Nuclear and fusion power | 1 |
Oil / petroleum | 3 |
Space | 1 |
Technology | 7 |
Wind Energy | 1 |