coal-forming material

美 [koʊl ˈfɔːrmɪŋ məˈtɪriəl]英 [kəʊl ˈfɔːmɪŋ məˈtɪəriəl]
  • 成煤物质
coal-forming materialcoal-forming material
  1. The coal-forming material and genesis of light brown COAL-FRON Tertiary in Yunnan Province

    云南第三纪浅色褐煤成煤物质及成因