(来学网)距受检眼50cm处检影验光,当用-3D测得中和点时,此眼屈光度为
  • A.
    (来学网)-2D
  • B.
    (来学网)-1D
  • C.
    (来学网)-5D
  • D.
    (来学网)-3D
  • E.
    (来学网)-4D