论文部分内容阅读
今年29岁的尼克希尔·吉普塔是美国通用汽车公司的一位普通车间工人。前年夏天的一次,吉普塔和他的两位同事去匹兹堡这座美国最古老的钢铁工业城出差,在那里,他看见许多工厂每天都要消耗掉好几吨煤,而处理煤渣就也成了那些企业最头痛的事情,因为煤渣几乎是百无一用的工业废料,所以他们只能花钱请人拿去乡下铺路,或者花巨大的代价进行填埋。吉普塔把这一切看在眼里,他忍不住想:"煤渣能不能成为某种有用的材料呢?如果可以的话,煤渣这种工业废料就能得
Nick Hill Jupta, 29, is an ordinary workshop worker at General Motors in the United States. On a summer day the previous summer, Gupta and his two colleagues went on a business trip to Pittsburgh, America’s oldest steel industry city. There, he saw that many factories consumed tons of coal every day, and that cinder processing became The biggest headache for companies is because coal cinders are almost a waste of industrial waste, so they can only spend money to ask people to go to the country to pave the way, or spend a huge price for landfill. In view of all this, Gupta couldn’t help thinking: “Can cinders be a useful material? If it is possible, cinders, an industrial waste, can be obtained.