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第四章食物的化学属性第二节营养与生命为了了解食物对人体的作用,首先还要从营养谈起。营养是动、植物(包括人类)摄取和利用食物的总作用(总价值)。如何更适当地利用食物以维持正常的生理是人类维持生命健康的重要课题。生命的特征就是经常要同外界交换物质,也就是能进行新陈
Chapter IV of the chemical properties of food Section II nutrition and life In order to understand the role of food on the human body, we must first talk about nutrition. Nutrition is the total effect of animals (including humans) ingesting and using food (total value). How to make more proper use of food to maintain normal physiology is an important issue for human beings to maintain their health. The characteristic of life is that we often have to exchange material with the outside world, that is, we can make new things