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| 单位炸药崩矿量吨/磅或码3/磅; 单位炸药消耗量磅/吨或磅/码3 | |||
| 单位炸药消耗量爆破单位体积原岩〈煤〉消耗的炸药质量 | |||
| 炸药系数 (单位被炸物的炸药耗量) | |||
| 炸药有效系数; 单位炸药消耗量 | |||
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powder factor : 8 phrases in 1 subject |
| Explosives and Explosive Ordnance Disposal | 8 |
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