陆赐麟
    (北京工业大学土木系  100022)

[提要]  预应力空间钢结构是20世纪建筑结构学科中的重大成就。作者介绍了这类结构的发展过程及特点，对近些年来在我国建造的一批预应力空间钢结构工程的结构类型、预应力特征和经济指标作了简介，并对其在我国工程实践中的成绩、问题和前景作了阐述。
[关键词]  空间钢结构  预应力  网架  网壳  吊挂结构  整体张拉体系 桁架 悬索结构

Prestressed special steel structure is important achievement in the discipline of building structures in 20th century. This paper introduces the course of development and their characteristics of these structures. For a number of these structures built recently in China, the types of structure, prestressing features and economical analyses have been presented. Facing the successes, problems and futures of the structures, the author expresses his opinions and suggestions.
Keywords: prestressed space steel structure; single prestressing; multiple prestressing; space grid; latticed shell; cable-supported structure; tensegrity; truss; cable-suspended structure