A.1:1.61:3.42;W/C=0.46 B.1:0.46:1.61:3.42 C.1:1.6:3.4;W/C=0.46 D.1:0.5:1.6:3.4
A.70.7×70.7×70.7 B.100×100×100 C.150×150×150 D.40×40×160
A.20 B.21 C.25 D.27