堵灰 meaning in Chinese

ash fouling

This paper applied a new method to measure real - time carbon content of fly ash of boiler on line , and developed a microwave test system of flue type to determine the carbon content of fly ash . the system of flue type can avoid the deficiencies such as stopping up ash caused by the conventional system
本文提出了一种在线实时测量燃煤锅炉中飞灰含碳量的方法,开发研制了烟道式飞灰含碳量微波测试系统,克服了以前测碳仪存在的诸如堵灰问题。