A.視遠(yuǎn)不清 B.視近不清 C.視遠(yuǎn)、視近均不清 D.視近清楚,視遠(yuǎn)不清 E.視遠(yuǎn)清楚,視近不清
A.20cm B.50cm C.10cm D.5cm E.1m
A.+2.00DS/-2.00DC×90° B.+2.00DS/-4.00DC×180° C.+2.00DS/-4.00DC×90° D.-2.00DS/+2.00DC×90° E.-2.00DS/+4.00DC×180°