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| 1. | automatic fire alarm |
| 自动火警铃 |
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| 2. | Alarm bell |
| 警铃 |
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| 3. | sprinkler alarm valve water motor alarm |
| 报警阀水警铃 |
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| 4. | bell fire alarm |
| 火灾报警铃 |
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| 5. | emergency alarm bell |
| 报警铃 |
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| 6. | The alarm went off. |
| 警铃响了。 |
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| 7. | Fire Alarm Bell |
| 火警警铃 |
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| 8. | emergency alarm signal |
| 应急警铃信号 |
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| 9. | night alarm bell |
| 夜警铃 |
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| 10. | alarm bell control switch |
| 警铃控制电门 |
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