短語詞組短語coarse grained coal 粗紋理煤coarse e coal 大塊煤coarse pulverized coal separator 粗粉分離器coarse clean coal slime 粗精煤泥coarse clean coal 粗精煤coarse granule coal recovery system 粗顆粒煤廻收系統(tǒng)coarse coal slime 粗煤泥coarse coal gasification 碎煤加壓氣化coarse coal slime recovery 粗煤泥廻收 返回 coarse coal