矩形钢管混凝土桁架设计*
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（1长安大学 西安710064； 2湖南大学 长沙 410082； 3长沙理工大学410076）
［提要］ 根据国内外矩形钢管和矩形钢管混凝土结构规范、规程和有关研究成果，提出了矩形钢管混凝土桁架设计的构造要求、桁架杆件和节点设计与计算方法，可供工程技术人员设计时参考，并为我国《矩形钢管混凝土结构技术规程》的编制提供了参考依据。［关键词］ 矩形钢管混凝土结构; 矩形钢管结构; 桁架; 节点Abstract: Based on the codes or specifications for structures with rectangular steel tube or concrete filled rectangular steel tube and the corresponding achievements in the research，the construction requirements for the design of trusses with concrete filled rectangular steel tube members and the design method of its members and joints are presented，which are helpful to the engineers and the compilation of Technical Specification for Structures with Concrete-filled Rectangular Steel 7ube Members of China．Keywords：truss structures; concrete-filled rectangular steel tube members; rectangular steel tube members; joints
