一、前言我们土建战线上的广大革命职工遵照伟大领袖毛主席关于“打破洋框框,走自己工业发展道路”的教导,正在大力开展结构改革的群众运动,以改变过去建筑结构上的“肥梁、胖柱”等落后面貌,清除建筑结构方面的修正主义流毒。薄壁双肢柱就是最近结构改革中出现的一种新结构。这里拟对这种结构的计算问题作一介绍,以供学习和推广新结构时的参考。钢筋混凝土双肢柱本身不是新结构,过去也已应用,问题是过去的双肢柱截面较大,例 I. INTRODUCTION The vast number of revolutionary workers on our civilized front follow the teachings of Chairman Mao on “breaking the framework of the world and taking our own road to industrial development.” We are vigorously carrying out the mass movement of structural reform to change the “fat beam , Fat column ”and other backward outlook, remove the revisionist flow of toxic substances in the building structure. Thin-walled limbs are a new structure that has emerged in recent structural reforms. It is intended to provide an introduction to the calculation of such a structure for reference when learning and promoting new structures. Reinforced concrete limb column itself is not a new structure, the past has also been applied, the problem is the past, the larger limbs column section, for example