常用的脱氢催化剂主要有另一类是以氧化锌为主体的催化剂，如ZnO-Al2O3-CaO-KOH-Cr2O3，其中氧化铝是（）。A 主催化剂B 助催化剂C 稀释剂D 稳定剂 - 查题网

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国家开放大学 / 化工产品生产技术

常用的脱氢催化剂主要有另一类是以氧化锌为主体的催化剂，如ZnO-Al2O3-CaO-KOH-Cr2O3，其中氧化铝是（）。
A 主催化剂
B 助催化剂
C 稀释剂
D 稳定剂

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化工产品生产技术

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