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  • Drilling Jumbo Commissioning in Underground Lead and Zinc Mine

    Drilling Jumbo Commissioning in Underground Lead and Zinc Mine

    Ing pertambangan lemah, rig pengeboran minangka alat penting kanggo ngekstrak mineral lan bijih sing larang.Pengeboran jumbo / rig pengeboran minangka piranti sing kuat sing digunakake kanggo ngebor bolongan ing permukaan hard rock kanggo karya pertambangan lan tunneling.Rig pengeboran hidrolik kami ...
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