例句 /

A comparison of the polypropylene decomposition results with the different catalysts showed that composite catalysts had better catalytic results for the pyrolysis of the polypropylene.

A comparison of the polypropylene decomposition results with the different catalysts showed that composite catalysts had better catalytic results for the pyrolysis of the polypropylene.

通过比较几种不同催化剂的催化结果发现,复合催化剂有更好的催化效果。