介绍奇异函数在轴的强度计算中的应用 ,给出轴在一般受力状态下内力的通用方程 ,编写了用奇异函数计算轴的内力的C语言计算程序 ,并给出计算实例。 This paper introduces the application of singular function in the calculation of the shaft strength, gives the general equation of the internal force of the shaft under general stress state, and compiles the C program which calculates the internal force of the shaft by the singularity function and gives the calculation example.