(来学网)X(y)线全身照射,治疗平面实测剂量率一般是用小于多少较为安全
  • A.
    (来学网)<5cGy/min
  • B.
    (来学网)<10cGy/min
  • C.
    (来学网)<20cGy/min
  • D.
    (来学网)<30cGy/min
  • E.
    (来学网)<50cGy/min