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| fire alarm system | |||
| 火警报警系 统: 29 phrases in 10 subjects |
| Communications | 1 |
| Electric machinery | 1 |
| Electronics | 1 |
| Hydroelectric power stations | 2 |
| Management | 1 |
| Nautical | 9 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| Technology | 11 |
| United Nations | 1 |
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