(来学网)螺旋CT螺距为1,床速为10mm/s,层厚为
  • A.
    (来学网)2.5mm
  • B.
    (来学网)5mm
  • C.
    (来学网)10mm
  • D.
    (来学网)15mm
  • E.
    (来学网)20mm