B-1bhfy截面配筋参数AsσpeAp0.003bhAs-0.003bhfy.As/(fy.As+σp.Ap)上项指标验算无粘结As/Ap0.002bh无粘结1000230210钢筋根数5直径12面积565.565%846.3预应力筋根数7预应力筋面积980690(124.51)0.250.15-0.100.3～4.00.58460.0069.00无粘结梁指标无粘结单向板指标有粘结梁指标综合指标有粘结As/Ap0.0025bhAs-0.0025bh(As+Ap)/bh0.1～0.30.58575(9.5)0.67%