(来学网)上睑板外眦5mm的宽度正常为
  • A.
    (来学网)2~3mm
  • B.
    (来学网)4~5mm
  • C.
    (来学网)5mm
  • D.
    (来学网)3~4mm
  • E.
    (来学网)5~6mm