The software provides the various possible linear and nonlinear models as well as verification for segment design specification, and is suitable for two segment assembling types with the straight joint and the staggered joint. 软件考虑了各种可能的线性和非线性模式以及规范验算方法,实现了计算的图形化输入,适用于管片通缝和错逢拼装计算。