8 下列何者為順散光(with-the-rule astigmatism)?
(A)-2.00DS/-1.00DC×090
(B)-2.00DS/+1.00DC×090
(C)-2.00DS/+1.00DC×180
(D)-2.00DS/-1.00DC×135

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統計: A(13), B(178), C(24), D(0), E(0) #2761790