论文部分内容阅读
鸡蛋近乎是一种十全十美的食品,除了维生素C和食物纤维之外,维持生命需要的营养素几乎全部具备了,因此,鸡蛋受到了世界各国人民的青睐。在美国,根据蛋白在蛋壳内部体积的比例和蛋黄的坚硬度,将鸡蛋分为特级(AA)、一级(A)、二级(B)和三级(C)。特级鸡蛋的蛋白在鸡蛋内的体积最大,
Egg is almost a perfect food, in addition to vitamin C and dietary fiber, the nutrients needed to sustain almost all of the available, therefore, eggs have been the people of all countries in the world of all ages. In the United States, eggs are divided into AA, A, B (B) and C (C) based on the volume of protein in the egg shell and the firmness of the yolk. Super egg protein in the egg the largest volume,