短语词组短语pulverized d fuel system 燃料粉化系统pulverized -fuel-ash aggregate 粉煤灰轻骨料pulverized coal fuel 涵义煤粉燃料pulverized fuel ash 粉煤灰;飞灰;磨细粉煤灰;粉媒灰pulverized fuel fired furnace 烧粉状燃料炉pulverized fuel ash cement 粉煤灰水泥 返回 pulverized fuel