梁跨度，主要是指梁的支座一端至另一端的距离，实际工程中计算梁的跨度应根据梁支座约束方式来确定。当支座约束方式为固定铰支座，滑移支座，和辊轴支座，那就算梁净跨即搭界的内边缘再加上一个数值。
跨度大的主梁，由于运输条件所限，是分段制造的。
Large span girder, due to the limited transport conditions, is the production of.
安装前要对起重机安装跨度，金属结构主梁的拱度、水平旁弯，小车轨道高低差、轨距偏差，桥架对角线等进行测量。
To install the crane span before installation, camber, level of metal structure of main girder bending, trolley rail height difference, gauge deviation, diagonal bridge survey.
本论文主要针对大跨度箱形截面梁结构剪力滞效应和结构非线性抗震性能进行了较深入的理论分析和一定的试验对比研究。
In this dissertation, the shear lag effect for large span box-section beam structure and the structural nonlinear anti-seismic capability have been theoretically and experimentally investigated.
应用推荐