含铀、锗煤主要为煤化程度低的褐煤,属于半暗-半亮、暗-亮煤及亮-暗煤。
Uranium, germanium-bearing coals are mainly lignites of low grade incoalation and belong to semidurain, semiclarain.
含铀、锗煤主要为煤化程度低的褐煤,属于半暗-半亮、暗-亮煤及亮-暗煤。
Uranium, germanium-bearing coals are mainly lignites of low grade incoalation and belong to semidurain, semiclarain.
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