technique to break ore in an underground or open-pit mine

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الإنجليزية - الإنجليزية

تعريف technique to break ore in an underground or open-pit mine في الإنجليزية الإنجليزية القاموس.

Technique to break ore in an underground or open-pit mine
blasting
technique to break ore in an underground or open-pit mine
المفضلات