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| 岩石质量评定 | |||
| 岩体评级 | |||
| 岩体评分系统 | |||
| English thesaurus | |||
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| RMR (характеристика породной толщи soa.iya) | |||
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rock mass rating : 3 phrases in 2 subjects |
| Explosives and Explosive Ordnance Disposal | 1 |
| Hydroelectric power stations | 2 |
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