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| 漂白土; 活性土; 活化漂土 | |||
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active earth : 23 phrases in 8 subjects |
| Bridge construction | 5 |
| Electronics | 1 |
| Engineering geology | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Hydroelectric power stations | 3 |
| Metallurgy | 1 |
| Soil science | 1 |
| Technology | 8 |
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