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| belgite; hebetine | |||
| willemite (Zn2SiO4) | |||
| willemite | |||
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| willemite | |||
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硅 锌矿 : 20 phrases in 7 subjects |
| Desert science | 1 |
| Earth sciences | 1 |
| Electronics | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 5 |
| Metallurgy | 4 |
| Technology | 5 |
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