A.11.88 B.6.80 C.14.00 D.8.92
A.33.5%±0.38 B.33.7%±0.38 C.33.5%±0.20 D.33.7%±0.20
A.43.33,舍去 B.43.33,保留 C.43.3,舍去 D.43.3,保留