已知矩形截面构件,b×h=250mm×500mm,承受扭矩设计值T=12.5kN·m,弯矩设计值M=90kN·m,均布荷载产生的剪力设计值V=99kN,采用C25级混凝土(f c =11.9N/mm 2 ,f t =1.27N/mm 2 ),钢筋采用HPB300(f y =270N/mm 2 )。混凝土保护层厚为25mm(二a类环境)试计算其配筋。
【简答题】改错 Are your table manners much better when you are eating at a friend's home or in a restaurant than they are at your own home? Probably so. Because you are aware of people judge you by your tab...