catalysts催化剂catalystn.催化剂；刺激因素catalyst-oil separation催化剂-油分离catalyst regeneration gas催化剂再生气体catalyst spraying process[化] 催化喷涂法catalyst-to-oil ratio催化剂对油料比catalyst-polymerization催化聚合catalyst skeletal density催化剂骨架密度catalyst of disintegration分裂的催化剂catalyst partial oxidation催化部分氧化Catalysts characterization催化剂表征catalyst to-charge ratio催化剂对进料比