(来学网)腮腺CT扫描时,扫描层厚为
  • A.
    (来学网)1~2mm
  • B.
    (来学网)2~3mm
  • C.
    (来学网)3~4mm
  • D.
    (来学网)4~5mm
  • E.
    (来学网)5~6mm