High-detailed, ultra-fine application of the computer: for the chemical industry, metallurgy, building materials, pharmaceuticals, food, decoration materials and other industries. Of kaolin, lithopone, carbon black, gypsum, talc, lime, feldspar, coal, red shell, shell, miscellaneous bone, natural rubber, Hongdan yellow, barium sulfate, zinc oxide, iron oxide, calcium carbonate, magnesium sulfate, TSP, graphite, titanium dioxide, in Stone Ridge, aluminum ore, coal gangue, diatomite, swelling rock, mineral, red sand, manganese dioxide, pyrophyllite, calcite, such as the number of species abundance Mohs hardness of 6.5 following a variety of minerals, plants, food, metal processing materials milling.