circuit purlin围檩
rear purlin下平榑
common purlin普通檩条
clerestory purlin纵向天窗
truss purlin桁架檩条
zed purlinZ形檩条
continuous purlin连续檩
purlin hanger檩托
In the end by example,this system has much accuracy,rationality and continues purlin advantages.
通过一个实际工程作为实例验证了本程序的正确性和连续檩条设计的优点。
参考来源 - 冷弯薄壁连续檩条CAD系统的研究与开发N（名词） a horizontal beam that provides intermediate support for the common rafters of a roof construction 檩条