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Which equipment is commonly used in mechanized mine development

This question belongs to Mining Engineering Mine Development And Mining Methods
Mine Development and Mining Methods
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Which equipment is commonly used in mechanized mine development?

Answer & Solution
Correct Answer: Option C
Jumbo drill is a mechanized drilling machine for tunnel and drift development.The correct answer is: Jumbo drillIt ensures precision drilling of blast holes in hard rock.Draglines are for surface mining; dredgers for marine mining.
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