(来学网)用对比法作视野检查,医生与患者的距离是:
  • A.
    (来学网)0.5m
  • B.
    (来学网)1m
  • C.
    (来学网)1.5m
  • D.
    (来学网)2m
  • E.
    (来学网)2.5m