单项选择题
A.20 B.30 C.15 D.40
A.眼距测量误差 B.双眼屈光相近,偏心注视 C.双眼屈光不同,偏心注视 D.双瞳高互差
A.-0.55cm.-0.62cm B.-0.55cm,0.62cm C.0.55cm.-0.62cm D.0.55cm,0.62cm
A.-0.58cm,0.48cm B.0.58cm,-0.48cm C.-0.58cm,-0.48cm D.0.58cm,0.48cm
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