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胎儿每天长多少mm
更新时间: 2020-11-05 00:00:00  

胎儿每天长1-10mm,从胚胎怀孕后的40到50天,然后以0.5到1厘米的速度生长,然后一周后胚胎的大小应该是6到7毫米。胎芽的生长速度每天都不一样。有些人在前面生长得非常快,在后面会放慢速度。有些人恰恰相反,他们前面很慢而后面很快。因此胚胎的具体长度到目前为止也是因人而异的,事实上只要胎芽在不停的生长这就是正常的。

关键词: 胎儿 天长 多少 mm

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