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| 自由脱扣继电器; 旨疝断路继电器 | |||
| 切断继电器 | |||
| 脱扣继电器 | |||
| 跳闸继电器 | |||
| tripping relay: 7 phrases in 4 subjects |
| Electric machinery | 2 |
| Electronics | 2 |
| Metallurgy | 1 |
| Rail transport | 2 |
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