短語(yǔ)詞組短語(yǔ)pulverized -coal preparation 粉煤備制pulverized injection coal 高爐噴吹煤conventional pulverized -coal 常規(guī)煤粉pulverized d coal 粉煤pulverized d coal burner 粉煤燃燒器 返回 pulverized coal