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| 液氧炸药 | |||
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| 液氧炸药 | |||
| oxygen explosive: 16 phrases in 5 subjects |
| Chemistry | 1 |
| Earth sciences | 2 |
| Explosives and Explosive Ordnance Disposal | 8 |
| Geophysics | 1 |
| Technology | 4 |
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