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怀孕多少天b超见胎心
更新时间: 2020-11-04 00:00:00  

怀孕50天以上b超能看见胎心,也就是怀孕7周以上,建议合理饮食,补充营养。胎心是一个医学名词,即胎儿的心跳,一般在17-20周可以在腹部用一般的听诊器听到胎心。正常胎心规律而有力,似钟表滴答声。

关键词: 怀孕 多少

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