Preface Zhang Wenyou On some problems concerning fault block tectonics,tectonic plates and earth dynamics Zhang Wenyou,Li Yinhuai,Ma Fuchen,Zhong Jiayou Conditions of formation of superficial structures and discussions on some problems of structural geology(Analysis of main features of geological structures in the South West of China as a example) Zhong Dalai,Ma Fuchen,Zhong Jiayou Geohistorical and geomechanical analyses of composite folds in Yenshanian cycle,the Southern Sichuan province Zhong Dalai,Ma Fuchen,Zhong Jiayou Geohistorical and geomechanical analyses of geologic structures in the West of Hubei and Hunan provinces Sun Huanzhang,Zhong Jiayou The Mesozoic geologic structures in the Western parts of Sichuan and Yunnan and their Southern environs Yin Jigang,Chang Chengfa Characteriistic features of geologic structures in the Ngari region,Tibet Pan Yusheng Division of Precambrian tectonic cycles in the East of China Li Yinhuai The history and deformation mechanism of Cenozoic crustal movement in the North of China Ye hong,Zhang Wenyu Preliminary discussion on tilted fault block movement Yang Zhende Main regularity of the fault networks by Landsat imergery in the area from the Western Henan province to Huoqiu,Anhui province Sun Huanzhang A study of simulation experiments on tectonic structures Zhong Jiayou,Shan Jiazeng,Wang Zaizhong Formation and development of a shear zone Zhong Jiayou,Ye Hong,Wang Zaizhong,Shan Jiazeng