主动脉弓超声检查
Aortic arch ultrasound examination
以上为机器翻译结果，长、整句建议使用 人工翻译 。
以观察胎心四腔观为基础，酌情增加长轴、短轴、主动脉弓等切面观，并适当配合彩色多普勒及脉冲多普勒超声检查。
The main view observed was four-chamber and combined with long axial view, short axial and aortic arch view etc, as well as color Doppler and pulsed Doppler examination.
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