短語詞組短語bituminite e 煙煤bituminite pneumoconsis 油頁巖塵肺bituminite pneumoconiosis 油頁巖塵肺solid bituminite 固體瀝青質bituminite ratio 煙煤配比pure bituminite 全煙煤meta -bituminite 高煤化瀝青體low rank bituminite coal 低變質煙煤 返回 bituminite