正常成人心电图,下列哪项为异常

  • A: P波时限0.06~0.10s
  • B: P—R间期0.12~0.20s
  • C: QRS波群时限0.06~0.10s
  • D: Q—T间期0. 60s
  • E: ST段任何导联上抬均<0.1mV

答案:

解析: