Through a rectangle frame in horizontal direction,the paper states the theory,method and skill of how to resolve the statically indeterminate frames in space force.

• 以承受竖向载荷的水平面矩形刚架为例,论述了解决静不定刚架空间受力问题的理论、方法和技巧,并且分别采用能量法、电测法以及实验分析计算测定了该刚架的内力。