 |
| |||
| sound board | |||
| acoustic board; acoustical board | |||
| 声板: 453 phrases in 27 subjects |
| Agriculture | 1 |
| Architecture | 48 |
| Automobiles | 21 |
| Aviation | 12 |
| Construction | 1 |
| Ecology | 1 |
| Electronics | 1 |
| Fishery fishing industry | 1 |
| General | 8 |
| Geophysics | 1 |
| Industry | 1 |
| Mathematics | 1 |
| Metallurgy | 3 |
| Nautical | 4 |
| Nursing | 1 |
| Oil / petroleum | 2 |
| Otorhinolaryngology | 7 |
| Plastics | 4 |
| Polymers | 2 |
| Project management | 1 |
| Rail transport | 4 |
| Shipbuilding | 2 |
| Space | 5 |
| Technology | 313 |
| Telecommunications | 1 |
| Transport | 1 |
| Wind Energy | 6 |