B¨¢ a ?e ¨½ s? ¨¬m¨²l?? ohun t¨ª (material's properties) y¨ª¨° ?e ¨¤k¨²nya y¨¬¨ª ??°ù¨´ a ?e y¨¤t?? (crushing equipment)
?w?n ohun ¨¨l¨° f¨ªf¨¢-f¨¤ p??, ?¨´gb??n ¨¬l¨° w?n k¨° j?ra, ?¨´gb??n ¨¤w?n ¨¤n¨ªm?? ¨¤w?n ohun t¨ª a ti f¨¢-f¨¤ j?ra, ?¨´gb??n
?j?? 21 K¨ªnn¨ª, 2018



























