“niacin deficiency”的概念、定义、翻译、参考文献-科学参考

单词	niacin deficiency
释义	niacin deficiency Encyclopedia 医学营养缺乏病释 niacin deficiency叶酸缺乏病因叶酸摄入不足或吸收利用障碍引起的，以巨幼红细胞性贫血、胎儿宫内发育迟缓、胎儿神经管畸形等为特征的营养缺乏病。医学营养缺乏病释 niacin deficiency烟酸缺乏病由烟酸摄入不足或吸收代谢障碍引起的营养缺乏病。由于皮肤病变是烟酸缺乏病明显的早期症状，故烟酸缺乏病又称糙皮病或癞皮病。
随便看	vacuum pressure die casting vacuum pressurizing casting vacuum prism spectrograph vacuum pump vacuum pump oil vacuum rapidly quenched amorphous alloy strip vacuum rapidly quenched Ti- based brazing alloy vacuum regulating valve vacuum resistance furnace vacuum sensor vacuum sintering vacuum solar telescope vacuum solar tower vacuum sparking vacuum spectral region vacuum spectrograph vacuum spontaneous breaking vacuum stability vacuum state vacuum suction disc vacuum surface insulation vacuum susceptibility vacuum switch device vacuum system vacuum technique

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