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防 跳 : 32 phrases in 11 subjects |
| Automobiles | 4 |
| Basketball | 3 |
| Drilling | 1 |
| Electronics | 6 |
| General | 1 |
| Hydroelectric power stations | 2 |
| Information technology | 1 |
| Oil / petroleum | 2 |
| Rail transport | 6 |
| Shooting sport | 1 |
| Technology | 5 |
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