flue ash造句

• Abstract : beginning from the characteristics of lead - bearing flue ash , thearticle systematically introduces the process flow and technology requirements of making use of lead - bearing flue ash to prepare lead monoxide
  文摘:从含铅烟道灰的特点出发，系统地介绍了处理含铅烟道灰，制备一氧化铅的工艺流程及技术条件。