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| риппер; рыхлитель; продольная разрезная пила | |||
| проходчик | |||
| забойщик | |||
| 掘进工: 30 phrases in 5 subjects |
| Electronics | 7 |
| General | 6 |
| Geology | 2 |
| Mining | 5 |
| Technology | 10 |
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