| |||
| 噪声测试器; 噪声测试计 | |||
|
noise tester : 10 phrases in 8 subjects |
| Aviation | 1 |
| Communications | 1 |
| Electronics | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 1 |
| Geophysics | 1 |
| Shipbuilding | 2 |
| Technology | 2 |
| |||
| 噪声测试器; 噪声测试计 | |||
|
noise tester : 10 phrases in 8 subjects |
| Aviation | 1 |
| Communications | 1 |
| Electronics | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 1 |
| Geophysics | 1 |
| Shipbuilding | 2 |
| Technology | 2 |