| |||
| 手动报警器 | |||
| 手摇警报器 | |||
|
Manual Alarm : 13 phrases in 5 subjects |
| Architecture | 1 |
| Hydroelectric power stations | 1 |
| Nautical | 1 |
| Rail transport | 1 |
| Technology | 9 |
| |||
| 手动报警器 | |||
| 手摇警报器 | |||
|
Manual Alarm : 13 phrases in 5 subjects |
| Architecture | 1 |
| Hydroelectric power stations | 1 |
| Nautical | 1 |
| Rail transport | 1 |
| Technology | 9 |