Preparation process of p cymene with gas phase catalytic dehydrogenation of industrial dipentene was studied and the following results were obtained.
对工业双戊烯气相催
制备对伞花烃进行了研究并取得了理想结果。
Preparation process of p cymene with gas phase catalytic dehydrogenation of industrial dipentene was studied and the following results were obtained.
对工业双戊烯气相催制备对伞花烃进行了研究并取得了理想结果。
声明：
上例句、词性分类均由互联网资源自动生成，部分未
工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
