A.+2.00DS B.+1.00DS C.+1.50DS D.不確定
A.0.3△BO B.3△BO C.30△BO D.30△BI
A.+2.50+1.00*170 B.+2.50-1.00*80 C.+4.50+1.00*80 D.+4.50-1.00*80