查明了通辽地区第四纪地质实体各期岩相古地理、沉积构造特征、地层空间结构、沉积物粒度的空间变异，据此进行了地层分区。
Such as the sediment structure characteristic of paled geography and formation the spatial structure of formation, the spatial variation of sediment size.
在简要阐述国内典型高陡构造特征的基础上，介绍了我国自主研制的涡轮钻具的结构、能量转换方式以及特点。
This paper briefly introduces the typical high-steep structure of China and describes the structure and the energy converting method and characteristics of the turbodrill self developed.
通过对西非被动大陆边缘结构、构造特征，以及边缘发育演化简史的分析，探讨了西非被动大陆边缘形成演化的动力学背景。
Based on the analysis of the structure and the brief evolution history of the passive continental margin in West Africa, the dynamic background of formation and evolution of the margin is discussed.
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