| |||
signal analysis | |||
signature analysis | |||
signals analysis |
信号 分析 : 53 phrases in 11 subjects |
Air defense | 2 |
Aviation | 5 |
Earth sciences | 2 |
Electric machinery | 1 |
Electronics | 17 |
General | 1 |
Geophysics | 4 |
Otorhinolaryngology | 1 |
Space | 8 |
Technology | 11 |
Telecommunications | 1 |