Results: the existence of the phenomenon of the deficiency in both blood and oxygen of the fetus when the irregular image of the fetus umbilical artery blood flow spectrum curve emerged.
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方法：分析14例出现不规则脐动脉血流频谱曲线胎儿的相关情况。
Methods: 14 cases related to the fetus that had irregular umbilical artery blood flow spectrum curve appeared were analyzed.
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目的：探讨胎儿不规则的脐动脉血流频谱曲线的意义。
Objective: To explore the significance of the fetus's irregular umbilical artery blood flow spectrum curve.
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