单项选择题
A.27% B.26% C.30% D.36% E.21%
A.10% B.20% C.3% D.25% E.15%
A.热力烧伤 B.物理烧伤 C.化学烧伤 D.电烧伤 E.放射烧伤
A.10% B.年龄数% C.(12+年龄)% D.(12-年龄)% E.1/2
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