[KongchangAI]
Unverified78% confidenceFactTime unknown

探头频率影响适用孕周:2MHz探头穿透深、适合孕中晚期腹部较厚孕妇;3MHz探头分辨率高但穿透浅,家用机型以2MHz为主流,选购时可确认参数

1
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78%
Confidence
Long-term
Relevance
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