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| 冲击钻机 | |||
| chuck drill: 37 phrases in 10 subjects |
| Automobiles | 5 |
| Compressors | 1 |
| Computer numerical control | 1 |
| Construction | 1 |
| Earth sciences | 2 |
| Electronics | 1 |
| General | 1 |
| Plastics | 1 |
| Shipbuilding | 3 |
| Technology | 21 |
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