A25%:25%:25%:25%
B12.5%:12.5%:12.5%:12.5%:12.5%:12.5%:12.5%:12.5%
C22.6%:25.8%:25.8%:25.8%
D23.3%:26.7%:23.3%:26.7%
答案: <查看本题扣1积分>
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