鸡蛋的蛋壳，我们几乎天天都能见到，似乎没有什么大的用处。然而，以建筑为职业的人，可把它视为至宝。因为它给建筑师以很大启示，为现代化建筑做出过不小的贡献。让我们先做一个小小的实验：取两只蛋壳，一只凸面向上，一只凹面向上，用两支削得不太尖的铅笔，从10厘米高处 Egg shells, we can see almost every day, it seems that there is no big use. However, people who use architecture as a profession can regard it as a treasure. Because it gave great revelation to architects, it made great contributions to modern architecture. Let’s start with a little experiment: Take two eggshells, one convex upwards, one concave upwards, and use two pencils that are not sharpened, from a height of 10 centimeters