3.2 Symbols

The following symbols apply to this code.f Friction factorc Cohesive forceK Permeability coefficientE0 Deformation modulusμ Poisson’s ratioRb Uniaxial compression strength of saturated rockS Ratio of strength to stress of surrounding rockσm Maximum princi ......（本文共 360 字 ）     [阅读本文]>>