reversible adsorption 基本例句 可逆吸附 The adsorption heat of steam on the catalyst decreased and the amount of adsorbing centers did not change as the amount of cerium oxide in the samples was increased.实验结果表明,随着铈含量的增加,样品对水蒸汽的可逆吸附过程的吸附热降低,铈含量超过一定值后吸附热又略有升高。