潍坊学院本科毕业设计(论文)I目录目录··································································Ⅰ摘要及关键词···························································1AbstractandKeywords····················································2前言····································································31、结构设计基本资料························································41.1工程概况···························································41.2设计基本条件·······················································41.3本次毕业设计主要内容··············································62、结构选型与初步设计······················································72.1设计资料····························································72.2网架形式及几何尺寸·················································72.3网架结构上的作用··················································92.3.1静荷载························································92.3.2活荷载························································92.3.3地震作用······················································102.3.4荷载组合······················································103、结构设计与验算··························································113.1檩条设计···························································113.2网架内力计算与截面选择···········································183.3网架结构的杆件验算················································203.3.1上弦杆验算····················································203.3.2下弦杆验算····················································213.3.3腹杆验算······················································233.4焊接球节点设计·····················································243.5柱脚设计····························································273.6钢柱设计与验算·····················································293.7钢筋混凝土独立...