(来学网)胃气钡双重造影时钡剂的浓度最好是
  • A.
    (来学网)50%~100%W/V
  • B.
    (来学网)100%~150%W/V
  • C.
    (来学网)150%~200%W/V
  • D.
    (来学网)200%~250%W/V
  • E.
    (来学网)250%~300%W/V
正确答案:
D