Additionally,increasing outer surface area of zeolites and making full use of interaction of matrix with zeolites are also two key factors in catalysts design for different RFCC units.

• 此外，针对不同装置催化剂的设计要求，提高沸石外表面、充分利用沸石与基质的相互作用等因素在大分子的催化裂解中也起着非常重要的作用。