Tests on rectangular CFDST beam-columns Considering the influences of slenderness ratio and load eccentricity, twelvetests on CFDST beam-columns were carried out.

• 考虑长细比、偏心率等参数，进行了12根矩形中空夹层钢管混凝土构件、6根矩形实心钢管混凝土构件和6根双层空钢管构件的偏心受压试验。