title: [Ultrafine structure of the surface of coal dust].
mesh_terms: D003031:Coal / Q000032:analysis*; D004391:Dust / Q000032:analysis*; D008855:Microscopy, Electron, Scanning; D010316:Particle Size; D013499:Surface Properties
chemical_list: D003031:Coal; D004391:Dust
vernacular_title: K voprosu ob ul'tratonkoĭ strukture poverkhnosti ugol'noĭ pyli.