| |||
piezoelectric converter | |||
piezoelectric transducer | |||
piezoelectric sender; piezoelectrical sender |
压电 变换 器 : 37 phrases in 10 subjects |
Air defense | 1 |
Aviation | 3 |
Electronics | 13 |
General | 2 |
Geophysics | 1 |
Metallurgy | 2 |
Oil / petroleum | 1 |
Solar power | 2 |
Space | 1 |
Technology | 11 |