A.0.3kN/m2 B.0.50kN/m2 C.1.10kN/m2 D.1.50kN/m2
A.6 B.8 C.10 D.12
A.4,7 B.5,10 C.3,8 D.5,5
A.楼板0.3kN,梁0.5kN B.楼板0.5kN,梁0.8kN C.楼板1.1kN,梁1.5kN D.楼板1.5kN,梁2.0kN
A.15 B.20 C.25 D.30