/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: GavinCraythorne https://cdn.slidesharecdn.com/profile-photo-GavinCraythorne-48x48.jpg?cb=1704222541 Thirty years of experience in mining marine diamonds and building turnkey waterborne extraction systems. http://www.rapidmining.com