A.7 B.10 C.17 D.20
A.4 B.10 C.15 D.20
A.4 B.6 C.8 D.10
A.10%~20% B.10%~30% C.15%~30% D.15%~40%
A.100~200mmB.100~300mmC.200~300mmD.300~400mm