胎儿心脏超声波

Fetal heart ultrasound

以上为机器翻译结果，快速获取精准的人工翻译结果，建议选择有道人工翻译

1
外监护。通过集中超声波束于胎儿心脏来描记胎心率，胎儿监护翻译多普勒信号。
B. External fetal monitoring. The FHR is measured by focusing an ultrasound beam on the fetal heart. The fetal monitor interprets Doppler signals.
2
如果母亲过度肥胖，超声波检查，胎儿心脏监测器和其他设备都不能得到胎儿的准确读数。
Ultrasound scans, fetal heart monitors and other devices can't get precise readings of the fetus if the mother carries a lot of additional weight.

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