(来学网)正常成年人血量相当于体重
  • A.
    (来学网)3%~4%
  • B.
    (来学网)5%~6%
  • C.
    (来学网)7%~8%
  • D.
    (来学网)10%~11%
  • E.
    (来学网)15%~20%