JPKIC 结构设计原理 S 7.2.2 Size limits of eccentricity jhepniiplestncturedesgn Limit damage:Tensile reinforcement reached yield strain,the pressure has just reached the limit of concrete compressive strain and crushed. cu a” a 5≤56 When the hehmethehdedeataictioofof As large eccentric compression, Geometric Xb 当5>56时， axis__ ho 为小偏心受压破坏。 As e Es>Ey ec=0.002 Figure 7-5 eccentric compression strain distribution of the cross section§7.2.2 Size limits of eccentricity Limit damage: Tensile reinforcement reached yield strain, the pressure has just reached the limit of concrete compressive strain and crushed. Figure 7-5 eccentric compression strain distribution of the cross section As As ’ a Geometric axis b r c d e f εcu εy εc = 0.002 εs＞εy h0 xb a’’ a’ 为小偏心受压破坏。 b    b 当    时， When the @ when the destruction of large eccentric compression, 为小偏心受压破坏。 b    b 当    时， When the when the destruction of large eccentric compression