【摘要】 当前世界各国均面临着“废弃物”所造成的环境污染问题。本文列举了一些国家“废弃物”的排放以及回收利用情况,并举例说明对变废为宝的技术路线和应该采取的措施。更多还原

【Abstract】 At present all the countries in the world are facing the problem of environmental pollution caused by waste material. This article cites some facts in the amount of emission and the situation of collection and utilization in some countries, and explains the technological line and the measures to be adopted to turn waste material into things of value.更多还原