英语翻译
ChemicalcompositionofthesamplesshowedinTable1.The
majorcomponentsofallflyasheswereoxidesofSiandAl,andvar-
iousotheroxides.Theuntreatedflyash(FA),NaOH-treatedflyash
(TFA-NaOH)andHCl-treatedflyash(TFA-HCl)hadsimilarcompo-
sitions.But,aportionofcalciumoxide(CaO)intheTFA-HClde-
creasedfrom9.7%intheFAto4.4%causinganincreasedportion
ofallotheroxides,especiallySiO2.ThedecreasedCaOcontentin
theTFA-HClwasduetotheneutralizationbetweenHClandCaO
causingdissolutionofCaO.