A similar, less severe, metabolic disorder is congenital lactase deficiency.
类似的, 病症略轻为一点的代谢紊乱疾病是乳糖分解酶素缺乏症.
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Characteristic and biological function of lactose, lactase deficiency and solving approach is expounded in this paper.
本文阐述了乳糖的特性、生理功能作用 、 乳糖酶缺乏症及解决途径.
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