城市垃圾如何妥善处理,使之化害为利,已成为人们日益关注的问题。据外刊最近报道,日本已研究出一些处理垃圾的新方法。如用焚烧垃圾得到的灰渣,制成可与传统碎石相仿的铺路材料;将 How to properly dispose of urban rubbish and make it harm has become a problem that people pay more and more attention to. According to recent reports from foreign journals, Japan has developed some new methods of handling garbage. Such as the ash from incineration was made of paving materials that can be similar to the traditional gravel;