(来学网)正常人外周血T淋巴细胞占淋巴细胞总数的
  • A.
    (来学网)10%~20%
  • B.
    (来学网)30%~40%
  • C.
    (来学网)40%~50%
  • D.
    (来学网)60%~70%
  • E.
    (来学网)80%~90%