With this foundation, the displacement and strain expression of any point in the space member are found, which consider coupled effects of multifactor, such as pull and press, bend, shear, torsion.

• 在此基础上,建立了考虑拉压、弯、剪、扭多因素耦合作用下空间杆件上任意一点的位移和应变表达式。