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diffused sound | |||
diffuse sound |
散 射 声 : 36 phrases in 14 subjects |
Air defense | 1 |
Architecture | 1 |
Communications | 1 |
Earth sciences | 1 |
Electronics | 4 |
General | 1 |
Geophysics | 2 |
Information technology | 1 |
Metallurgy | 2 |
Nautical | 1 |
Oil / petroleum | 3 |
Otorhinolaryngology | 2 |
Space | 2 |
Technology | 14 |