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三个月胎儿多少厘米
更新时间: 2020-11-05 00:00:00  

三个月胎儿的大小即妊娠12周胎儿的大小。此时,胎儿身长约9厘米,顶臀经长约6至7厘米,重约20至30克,外生殖器已可初辨性别,四肢可以活动。妊娠12周的胎儿:1.身长约8至10厘米。重约20至30克。四肢可以活动,并在羊水中会轻轻游动。

关键词: 胎儿 多少 厘米

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