powdered coal
短语词组
- powdered d coal 粉煤
- powdered -coal fuel 涵义煤粉燃料
- sustained powdered -coal combustion 煤粉稳燃
- powdered coal burner 煤粉燃烧器;粉煤燃烧器;煤粉燃烧现象器
- fine powdered coal 细粉煤灰
- powdered coal gasification 粉煤气化
- utilization of powdered coal 煤气反窜
- large powdered coal gasifier 大型粉煤气化炉 返回 powdered coal