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    Justification of Open Pit Mining Technology for Flat Coal Strata Processing in Relation to the Stratigraphic Positioning Rate

    Justification of Open Pit Mining Technology for Flat Coal Strata Processing in Relation to the Stratigraphic Positioning Rate

    Foilsithe / Cruthaithe 2017
    Faigh an téacs iomlán
    Leictreonach Caibidil leabhair

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