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41. | fire -detecting alarm |
| 火警探测报警 |
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42. | SWALM(Switch Alarm) |
| 转换报警信号 |
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43. | supervised alarm system |
| 监督报警系统 |
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44. | criticality alarm system |
| 临界报警系统 |
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45. | private alarm system |
| 专用报警系统 |
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46. | electronic alarm annunciator |
| 电子报警信号器 |
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47. | addressable alarm system |
| 可编程报警系统 |
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48. | auxiliary alarm system |
| 辅助报警系统 |
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49. | electromechanical alarm system |
| 电子机械报警系统 |
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50. | pocket alarm dosemeter |
| 袖珍报警剂量计 |
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