A.1.0~1.25 B.1.1~1.25 C.1.1~1.35 D.1.25~1.5
A.0.5 B.0.3 C.0.6 D.0.8
A.30,30 B.50,50 C.50,30 D.30,50
A.2 B.1 C.0.75 D.3
A.150mm立方體 B.70.6×70.6×70.6立方體 C.200mm立方體 D.300mm立方體 E.150×150×550mm小梁