(来学网)正常成人QRS波群的时限大多数为
  • A.
    (来学网)0.08~0.12S
  • B.
    (来学网)0.06~0.08S
  • C.
    (来学网)0.08~0.20S
  • D.
    (来学网)0.06~0.10S
  • E.
    (来学网)0.08~0.11S
正确答案:
D