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| подошва склона | |||
| подошва откоса | |||
| 坡底: 25 phrases in 8 subjects |
| Electronics | 3 |
| General | 5 |
| Geology | 4 |
| Mining | 2 |
| Navy | 1 |
| Oil and gas technology | 1 |
| Rail transport | 1 |
| Technology | 8 |
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