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| 裂隙糙率; 裂隙粗糙度系数 | |||
| 节理粗糙系数; 裂隙粗糙系数 | |||
| 节理糙度系数 | |||
| 节理面粗糙度系数 | |||
| joint roughness coefficient: 1 phrase in 1 subject |
| Explosives and Explosive Ordnance Disposal | 1 |
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