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| 搭铁接地线 | |||
| 接地线; 地线; 接地线 | |||
| earth wire: 33 phrases in 6 subjects |
| Communications | 5 |
| Electronics | 1 |
| Hydroelectric power stations | 2 |
| Metallurgy | 2 |
| Rail transport | 8 |
| Technology | 15 |
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