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【摘 要】
：
The hierarchically structured ZSM-5 monolith was prepared through transforming the skeletons of the macroporous silica gel into ZSM-5 by the steam-assisted conv
【机 构】
：
The Institute for Chemical Physics,Department of Applied Chemistry,Research Institute of Petroleum P
【出 处】
：
中国炼油与石油化工（英文版）
【发表日期】
：
2004年期
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