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| 磨细材料; 粉屑状材料; 原始资料; 磨细的物料; 粉状物料 | |||
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ground material : 11 phrases in 6 subjects |
| Animal husbandry | 1 |
| Aviation | 1 |
| Ecology | 2 |
| Metallurgy | 1 |
| Plastics | 3 |
| Technology | 3 |
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