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| sonic transducer | |||
| acoustic sensor | |||
| 声传感器: 75 phrases in 14 subjects |
| Agriculture | 1 |
| Air defense | 1 |
| Automobiles | 7 |
| Aviation | 5 |
| Earth sciences | 4 |
| Ecology | 1 |
| Electronics | 13 |
| Fishery fishing industry | 1 |
| General | 1 |
| Geophysics | 3 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Space | 9 |
| Technology | 27 |
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