儿童青少年视力低下的诊断标准是A.裸眼视力低于4.8 B.裸眼视力低于5.5

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问题 儿童青少年视力低下的诊断标准是A.裸眼视力低于4.8B.裸眼视力低于5.5C.裸眼视力低于5.0D.裸眼视力低于4.5E.裸眼视力低于4.2

选项 A.裸眼视力低于4.8
B.裸眼视力低于5.5
C.裸眼视力低于5.0
D.裸眼视力低于4.5
E.裸眼视力低于4.2

答案 C

解析
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