/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: DebashritMohanta https://cdn.slidesharecdn.com/profile-photo-DebashritMohanta-48x48.jpg?cb=1523169970 i 'm a student of mining engg.,a part of mining gems nitr 2014/15