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| 快〔高〕速继电器 | |||
| 高速继电器; 快速继电器 | |||
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fast relay : 18 phrases in 7 subjects |
| Communications | 1 |
| Electric machinery | 1 |
| Electronics | 6 |
| Hydroelectric power stations | 2 |
| Metallurgy | 1 |
| Sports | 1 |
| Technology | 6 |
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