参考答案:
1.21011 100 2.11061000 3.03079920 4.16025090 5.38089391
6.40169990 7.39233000 8.3701 1000 9.51012100 10.55161400
11.62101030 12.56050000 13.84831090 14.85235110 15.87084050
16.84151021 17.95064090 18.48239090 19.71 141 100 20.73251090
责任编辑:张瑶