surface acoustical wave : 80 phrases in 10 subjects |
Aviation | 1 |
Earth sciences | 1 |
Electronics | 21 |
Explosives and Explosive Ordnance Disposal | 1 |
Geophysics | 4 |
Information technology | 2 |
Piezoelectric crystals | 3 |
Space | 10 |
Technology | 34 |
Telecommunications | 3 |