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6个月胎儿的发育标准是多少
更新时间: 2020-11-05 00:00:00  

6个月胎儿的发育标准是:周双顶径(BPD)的平均值为8.50士0.47、腹围(AC)的平均值为27.78士2.30、股骨长(FL)的平均值为6.42士0.46。生长发育标准(growthcriterion),评价个体或集体儿童生长发育状况的统一尺度。一般通过一次大数量的(横剖面)发育调查,搜集某几项发育指标的测量数值,经过统计学处理,所获得的资料即称为该地区的评价标准。

关键词: 胎儿 发育 标准 多少

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