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| coal industry Industry related with the technical and mechanical activity of removing coal from the earth and preparing it for market (与挖掘煤炭以及将其准备投入市场的技术、机械活动相关的工业。) | |||
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煤 炭工业 : 16 phrases in 6 subjects |
| Business | 1 |
| Earth sciences | 3 |
| Economy | 1 |
| Exhibitions | 1 |
| Management | 1 |
| Technology | 9 |
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