大型建筑物在主体施工阶段,必不可少要进行施工分段,留设施工缝,以便进行流水作业或为大型安装作业创造必要的条件。一般仅仅靠设计上的自然分段是远远不够的,因为有的工程如体育馆通常在设计上没有自然分段。分段方法很多,如《砖石工程施工及验收规 In the main construction stage of a large-scale building, it is necessary to carry out the construction section and leave the workmen to sew in order to carry out the flow operation or create the necessary conditions for large-scale installation operations. Naturally, designing natural segments alone is not enough, because some projects, such as gymnasiums, usually have no natural segmentation in their design. There are many subsection methods, such as "masonry construction and acceptance rules