支撑桁架 meaning in English

jacket leg
sub truss

Frame - bracing structure is a kind of dual - system , among which the bracing system may be shear wall , reinforced concrete core , vertical truss , etc . in current design codes for steel structures , multi - story steel frames are divided into two types , sway and non - sway frames
支撑体系可以是剪力墙、筒体或支撑桁架体系。国家现行的钢结构设计标准在计算框架结构的稳定性时将框架结构分为有侧移和无侧移两类，分别确定其计算长度。