| |||
| 炸药爆炸系数; 单位炸药消耗量爆破单位体积原岩〈煤〉消耗的炸药质量 | |||
| 炸药消耗率; 炸药爆破系数; 单位炸药消耗量 | |||
|
explosive factor : 4 phrases in 2 subjects |
| Explosives and Explosive Ordnance Disposal | 3 |
| Technology | 1 |
| |||
| 炸药爆炸系数; 单位炸药消耗量爆破单位体积原岩〈煤〉消耗的炸药质量 | |||
| 炸药消耗率; 炸药爆破系数; 单位炸药消耗量 | |||
|
explosive factor : 4 phrases in 2 subjects |
| Explosives and Explosive Ordnance Disposal | 3 |
| Technology | 1 |