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| 21. | MMAB (Minerals and Metals Advisory Board) |
| 矿产和咨询委员会 |
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| 22. | non-metallic mineral product |
| 非金属矿产制品 |
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| 23. | mineral industry company |
| 矿产工业公司 |
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| 24. | Bureau of mineral development supervision |
| 矿产开发管理局 |
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| 25. | China National Minerals Import & Export Corporation |
| 中国矿产进出口公司 |
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| 26. | NMDC (National Mineral Development Corporation) |
| 国营矿产开发公司 |
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| 27. | hall of metals and minerals |
| 五金矿产馆 |
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| 28. | industrial requirements of ores |
| 矿产工业指标 |
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| 29. | General Petroleum and Mineral Organizatio |
| 石油矿产组织 |
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| 30. | US Minerals Management Service |
| 美国矿产管理局 |
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