单项选择题
A.1.0% B.0.8% C.0.6% D.0.4% E.0.2%
A.95.4% B.92.4% C.90.4% D.88.4% E.83.4%
A.≥0.28 B.≥0.30 C.≥0.33 D.≥0.35 E.≥0.38
A.85% B.90% C.95% D.98% E.99%
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