短语词组短語pulverized d fuel system 燃料粉化系統pulverized -fuel-ash aggregate 粉煤灰輕骨料pulverized coal fuel 涵義煤粉燃料pulverized fuel ash 粉煤灰;飛灰;磨細粉煤灰;粉媒灰pulverized fuel fired furnace 燒粉狀燃料爐pulverized fuel ash cement 粉煤灰水泥 返回 pulverized fuel