sequenced display中文什么意思

例句与用法

1. conclusion : it is highly value to diagnosis of fcht ) that heart of fetus were examined by ultrasonography of sequence display gestation age upword 21 weeks
   结论：21孕周以上常规采用顺序显示法（四腔切面五腔切面左室长轴切面大动脉短轴切面）进行胎儿心脏超声检测对先心病的诊断具有重要价值。