coal oiln.煤油；煤馏油coaln.煤；木炭vt.烧成炭；供应煤vi.加煤；装煤coal transportation quantity煤炭运输量coal excavation working face采煤工作面coal hydrocarbon source rock煤系烃源岩coal consumption for heating采暖耗煤量coal-gathering regulations聚煤规律coal accumulation depression聚煤坳陷coal - burning power plant火电厂coal slurry vibrating screen振动筛coal mining under water body水体下采煤coal-gas occurrence boiler煤气发生炉