c{onstitutive}-m{odel} < range >
pcdc e{lement} c{onstitutive}-m{odel}
**描述:**定义单元本构关系模型
子关键词:mech{anical}-iso-{e}lastic,mech{anical}-m{ohr}-c{oulomb},mech{anical}-bur{gers},therm{al}-iso-h{eat},hydr{aulic}-p{orous}-m{edium},hydr{aulic}-p{orous}-p{roppant}-m{edium},t{hermal}-f{luid},null,