纤​维​模​型​使​梁​、​柱​单​元​非​线​性​全​过​程​分​析​能​有​更​加​精​确​和​完​整​地​把​握​，​是​目​前​结​构​非​线​性​分​析​模​型​的​研​究​热​点​。​文​中​首​先​简​单​地​介​绍​了​纤​维​模​型​，​然​后​详​细​叙​述​了​目​前​提​出​的​纤​维​模​型​的​在​各​种​结​构​分​析​问​题​中​的​应​用​以​及​模​型​本​身​的​研​究​进​展​，​最​后​对​目​前​纤​维​模​型​存​在​的​问​题​进​行​了​探​讨​，​提​出​了​今​后​的​研​究​方​向​。