In allusion to the specialty of function of wellhead platform in Chunxiao gas field, through comparing study between two structure type of the six-leg wellhead platform and four-leg wellhead platform, the optimum plan was selected by the analysis of the overall arrangement, construction plan and investment cost based on the feasibility of structure design.

According to the different heights of buildings, several improved cast in site shear wall structure types are proposed in order to overcome the existing shortcomings while maintaining the merits of the shear wall structures.

Analysis of structural forms of lightweight hole for heavy caliber mirror;

The structural form of the preludes of Huaben and its historical evolution;

The category and application of stop pin in punching die are discussed, and some typical structural forms are mainly introduced, as well as its advantage and applied situation are analyzed respectively.

Study on Calculation Method and Structure of Monolithic Track-bed in Metro Shield Tunnel;

The paper presents its structure of connecting.

Structure of coke oven bridge pipe and valve body are introduced,in which several structures are respectively reviewed.

Study on port wharf structural style in the Sanxia reservoir area

Through the study on the designer Toyo Ito s works,the author discusses the provisionality of buildings,points out that the method of Toyo Ito to express provisionality is using materials and structural style,and shows that the embodiment of buildings provisionality is along with the changes of times,the flow of history,the improvement of society and the development of economy.

From the structural style and characteristics of grid structure,reticulated shell,cable structure and shell structure the technical features of the large span spatial structure developed in China are analyzed in order to provide theoretical bases for the large span spatial structure design.