lactase deficiency 乳糖酶缺乏 ; 乳酸酶缺乏症 ; 乳糖酶缺乏症 ; 小肠黏膜乳糖酶缺乏
Secondary Lactase Deficiency 继发性乳糖酶缺乏症 ; 继发性乳糖酶缺乏 ; 继发性乳糖缺乏
Congenital lactase deficiency 糖酶不足 ; 先天性乳糖酶缺乏综合征 ; 先天性乳糖缺乏
Lapp lactase deficiency 酵素缺乏症
isolated lactase deficiency 乳糖酶缺乏症 ; 单
lactase deficiency syndrome [临床] 乳糖酶缺乏综合征
acquired lactase deficiency 获得性乳糖酶缺乏
lactase deficiency ld 乳糖酶缺乏
intestinal lactase deficiency 肠乳糖酶缺乏症
radiologic lactase deficiency 放射性乳糖酶缺乏
Lactose intolerance stems from a deficiency of the enzyme lactase, which is needed to help digest lactose, a sugar in milk.
乳糖不耐症的病因是缺乏乳糖酶，这些乳糖酶是消化乳糖的必需物质，牛奶中的糖就属于此类。
Some people have trouble digesting lactose, a carbohydrate in milk and milk products, because of the deficiency of enzyme lactase in the body.
有些人无法消化乳糖，一种在牛奶和奶制品中的碳水化合物，这是因为在他们的身体中缺少乳糖消化酶。
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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