下降锥体(cone of depression), 此释义来源于网络辞典。
基于20个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
结果显示：锥体层神经细胞密度随胎龄增长呈非直线型下降，尤以6月龄组下降最为明显；
It was showed that the neuron density during the growing period of human fetus decreased as the illinear form, especially 6 month.
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