[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

使用胎心仪需搭配医用超声耦合剂(水基),不可用护肤乳液或水代替,耦合剂不足是家用设备‘听不到胎心’的最常见原因,选购时应确认是否附带或标注需另购

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