A.1.5% B.2% C.2.5% D.3%
A.15%~20%、25%~35% B.20%~30%、25%~35% C.8%~15%、15%~20% D.15%~20%、8%~15%
A.0.8~1.0 B.0.8~1.2 C.0.6~1.0 D.0.6~0.8