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有这样一个推算:按一个人活到70岁,平均每天吃500克粮食、500克蔬菜、1个鸡蛋计算,那么这个人一生要消耗大约12吨粮食、12吨蔬菜、2.5万个鸡蛋。这个数字显然是惊人的,但随着生活水平的提高,人们早已不再为吃喝发愁了。现代人关心的是,如何在物质条件许可的情况下,合理地调整膳食结构,吃得更健康。其实早在前几年,我国一些营养学家、生理学家和社会学家经过抽样调查和比较研
There is such a projection: According to a person living to 70 years old, the average daily eat 500 grams of food, 500 grams of vegetables, an egg calculation, then this person will consume about 12 tons of food, 12 tons of vegetables, 25,000 eggs. This figure is obviously alarming, but with the improvement of living standards, people are no longer worried about eating and drinking. What the modern people care about is how to reasonably adjust the diet structure and eat more healthily with the permission of the material conditions. In fact, as early as a few years ago, some nutritionists, physiologists and sociologists in our country went through sample surveys and comparative studies