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complex ore; grandidierite (2Na2O•4FeO•8 (Fe,Al, B)2O3•5SiO2); complex minerals; composite minerals | |||
complex ore (石) | |||
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grandidierite | |||
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complex ore |
复合 矿 : 33 phrases in 9 subjects |
Agriculture | 3 |
Desert science | 1 |
Earth sciences | 2 |
Ecology | 2 |
Explosives and Explosive Ordnance Disposal | 3 |
General | 1 |
Metallurgy | 11 |
Pharmacology | 1 |
Technology | 9 |