(来学网)单层螺旋CT球管的热容量一般是
  • A.
    (来学网)1MHU
  • B.
    (来学网)2MHU
  • C.
    (来学网)2-3MHU
  • D.
    (来学网)6-7MHU
  • E.
    (来学网)7-1OMHU