[KongchangAI]
Unverified80% confidenceCautionTime unknown

电子感应式(多普勒/超声原理)胎动计数器可能与胎心听诊功能混淆,纯胎动计数应选用被动式压力/位移传感器,避免超声长时间照射;不建议将家用多普勒仪替代专业胎动计数

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80%
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Long-term
Relevance
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