短語詞組短語pulverizer coal to burner 至燃燒器的煤粉coal -burner guns 燃煤噴槍new coal powder burner 新型煤粉燃燒器pulverized coal fired burner 煤粉燃燒器pulverized coal swirl burner 鏇流煤粉燃燒器pulverized coal flat burner 煤粉直流燃燒器Coal gas burner 煤氣燃燒器coal powder burner 粉煤燃燒 返回 coal burner