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| 镜质体反射 | |||
| 镜质体反射率; 镜质组反射率 | |||
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| 镜煤反射率 | |||
| vitrinite reflectance: 8 phrases in 3 subjects |
| Geology | 2 |
| Oil / petroleum | 2 |
| Technology | 4 |
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