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【多选题】
选择CO作为加氢反应抑制剂是因为()。A.
CO不易被催化剂活性中心吸附
B.
CO较乙烯更易被催化剂活性中心吸附
C.
CO较乙炔更易被催化剂活性中心吸附
D.
催化剂活性中心吸附CO的难易程度介于乙炔和乙烯之间
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