摘要
本文通过对多种型式钢屋架的内力及用钢量进行分析比较，认为下弦呈折线形钢屋架是一种内力更合理，用钢量更经济的轻型钢屋架。
Through comparing and analysing internal force and steel expenditure of many forms of light steel rooftrusses, this paper suggests a kind of light steel rooftruss which the lower chord is broken,it s internal force is more reasonable and it's steel expenditure is more economic
出处
《福建建筑》
1999年第3期31-32,共2页
Fujian Architecture & Construction
