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| 继电器类型 | |||
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| 电器型 | |||
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relay types : 110 phrases in 13 subjects |
| Architecture | 1 |
| Business | 2 |
| Communications | 6 |
| Construction | 2 |
| Electric machinery | 2 |
| Electronics | 7 |
| Hydroelectric power stations | 4 |
| Metallurgy | 2 |
| Power electronics | 1 |
| Rail transport | 4 |
| Shipbuilding | 1 |
| Space | 2 |
| Technology | 76 |