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| 电路块; 电路部件 | |||
| 回路中间油路板 | |||
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circuit block : 33 phrases in 7 subjects |
| Automobiles | 2 |
| Communications | 7 |
| Electronics | 4 |
| Metallurgy | 1 |
| Rail transport | 2 |
| Space | 1 |
| Technology | 16 |
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