(来学网)成年人P-R间期正常值是()。
  • A.
    (来学网)0.11~0.20s
  • B.
    (来学网)0.12~0.20s
  • C.
    (来学网)0.08~0.20s
  • D.
    (来学网)0.10~0.20s
  • E.
    (来学网)0.06~0.10s
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