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【单选题】
(2008年)吸收法包括物理吸收与化学吸收,以下有关吸收的论述正确的是:
A.
常压或低压下用水吸收HCl气体,可以应用亨利定律
B.
吸收分离的原理是根据气态污染物与吸收剂中活性组分的选择性反应能力的不同
C.
湿法烟气脱硫同时进行物理吸收和化学吸收,且主要是物理吸收
D.
亨利系数随压力的变化较小,但随温度的变化较大
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