(来学网)胸骨旁左室长轴M型收缩期主动脉瓣右冠瓣和无冠瓣开放间距约为
  • A.
    (来学网)5~15MM
  • B.
    (来学网)16~26MM
  • C.
    (来学网)27~37MM
  • D.
    (来学网)38~48MM
  • E.
    (来学网)以上均不对