宝,这个字上面一个盖,盖着下面一块玉,形象地寓意着宝是不易被发现的,是需要探索和挖掘才能得到的。有的东西表面上看不出有什么用途,可是你要利用得好,兴许它就变成好东西了,这叫变废为宝。1975年,美国费城的化学教授艾伦到日本访问。在东京技术学院参观时,楼道角落里一堆既像塑料又闪着银光薄膜的东西吸引了他的注意力。当他好奇地问陪同人员时,对方不以为然地回答:这只是一堆废品,是一个外国留学生在做高分子聚合实验时,由于没听清规则而制造的一种莫名其妙的产品,被丢弃在那里已经5年了。现在被当作失败 Po, a word above the cover, covered with a piece of jade, the image of the treasure is not easy to find, is the need to explore and tap to get. Some things on the surface do not see any use, but you have to make good use, perhaps it will become a good thing, called turning waste into treasure. In 1975, Allen, a chemistry professor in Philadelphia, visited Japan. When visiting Tokyo Institute of Technology, a pile of both plastic and flashing silver film in the corner of the corridor caught his attention. When he asks curiously, the other side replies without hesitation: this is just a pile of waste, an obscure product made by a foreign student who failed to hear the rules when he was doing a polymer polymerization experiment and was discarded there It’s been 5 years now. Now as a failure