The content of trace elements, such as Mn,Pb,Cr,Ni,Cu,Cd,Zn, etc. , in coal-water-slurry (CWS) sample, slag, and fly ash of CWS fired boiler have been measured.

• 测定了燃用水煤浆锅炉的水煤浆样、炉渣及飞灰中Mn、Pb、Cr、Ni、Cu、Cd、Zn等痕量元素的含量。