 |
| |||
| acoustic analytical instrument | |||
| sound analyzer | |||
| 声分析 仪: 24 phrases in 10 subjects |
| Air defense | 1 |
| Automobiles | 1 |
| Drilling | 1 |
| Earth sciences | 1 |
| Electronics | 7 |
| Geophysics | 1 |
| Nautical | 1 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 9 |
|
| |||
| acoustic analytical instrument | |||
| sound analyzer | |||
| 声分析 仪: 24 phrases in 10 subjects |
| Air defense | 1 |
| Automobiles | 1 |
| Drilling | 1 |
| Earth sciences | 1 |
| Electronics | 7 |
| Geophysics | 1 |
| Nautical | 1 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 9 |