短语词组短語bituminite e 菸煤bituminite pneumoconsis 油頁巖塵肺bituminite pneumoconiosis 油頁巖塵肺solid bituminite 固躰瀝青質bituminite ratio 菸煤配比pure bituminite 全菸煤meta -bituminite 高煤化瀝青躰low rank bituminite coal 低變質菸煤 返回 bituminite