[KongchangAI]
Unverified82% confidenceTradeoffTime unknown

灵敏度更高的机型更易捕捉胎心,但同时会放大母体腹主动脉搏动和胎盘杂音,新手容易把母体心率(60-100bpm)误当胎心,选购时优先带心率数字显示且能区分噪音的机型

1
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82%
Confidence
Long-term
Relevance
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First Seen

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