● 5.1 Behavior 5.1.1 Behavior of singly reinforced beam 应变计 。位移计吊 f (a) (b) (c) (d) (e) (f) (g) M<Mcr Mcr >Mcr My >My Mu M<Mu• 5.1 Behavior 5.1.1 Behavior of singly reinforced beam M<Mcr Mcr >Mcr My >My Mu M<Mu