Since 1992 and initial publication by kresge on the synthesis of varies types of mesoporous silica mcm - 41 via the cooperation assembly periodic inorganic and surfactant - based structure 有序介孔材料mcm - 41作为新兴的纳米结构材料，自1992年首次合成以来一直成为国内外的研究热点。
2.
Rita : did fred kimble call ? i ' m already 20 minutes late . what did michelle kresge say ? was she defensive ? that ' s ridiculous . what happened with my car ? because it wasn ' t my fault 弗雷德?金伯打过电话吗？我们已经迟了20分钟。米歇尔?克瑞斯格怎么说的？她是自卫吗？简直太荒谬了。我的车怎么啦？这不是我的错。
