Center;
for;
Chemical;
Engineering,;
Beijing;
Key;
Laboratory,;
Beijing;
Institute;
of;
Fashion;
Technology,;
Beijing;
100029;
School;
of;
Chemical;
Engineering;
&;
Pharmacy,;
Wuhan;
Institute;
of;
Technology;
原位红外光谱; 烷基化反应; 反应机制; β沸石; 异丙苯; MCM; 分子筛; 丙烯;