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同步管 : 21 phrases in 11 subjects |
| Architecture | 1 |
| Automobiles | 1 |
| Aviation | 1 |
| Business | 1 |
| Computers | 1 |
| Drilling | 1 |
| Electric machinery | 1 |
| Electronics | 5 |
| General | 1 |
| Information technology | 2 |
| Technology | 6 |
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