例句 /

Progress of Modified ZSM-5 Type Zeolite for Preparing Paraxylene from Toluene and Methanol;

Progress of Modified ZSM-5 Type Zeolite for Preparing Paraxylene from Toluene and Methanol;

改性ZSM-5催化剂在甲苯、甲醇烷基化制备对二甲苯技术的研究进展