coalyadj.煤的；煤状的；含煤的coaln.煤；木炭vt.烧成炭；供应煤vi.加煤；装煤coal crackern.碎煤机coal measure煤系coal furnace煤炉coalmeasuresn.煤系coal stratum煤层coaly facies煤相coal breccia煤角砾岩coal gangues煤矸石coal roaduay穿煤巷道coal slaking煤炭粉化