catalysts催化剂catalystn.催化剂；刺激因素catalysts for water-gas shift reaction水煤气变换Catalysts using metal honeycomb substrate金属载体催化剂catalyst for stereospecific polymerization[化] 定向聚合催化剂Catalyst for Dehydrogenation of Cyclohexanol环己醇脱氢新型催化剂的研究catalyst-enhanced chemical vapor deposition催化剂增强化学气相沉积catalysts/additives for reducing sulfur content降硫催化剂／助剂

1. Increasing the Nafion content in the catalyst layer improves proton migration, however, it reduces void space, thus worsening gaseous oxygen transport.
   增加了全氟磺酸含量的催化剂层提高质子移民，但是，它减少了无效空间，从而恶化气态氧运输。