Decentralized household and commercial waste collection to facilitate sorting of waste should be provided . waste - to - energy facilities may be provided at south east kowloon 应把家居及商业废物分开收集，以帮助废物的分类，并在东南九龙兴建以废物为能源的发电厂。
2.
Latest advances in reclamation of commercial waste catalysts were reviewed . several economic and environmentally - benign new recovery techniques will have promising future 摘要介绍了废工业催化剂回收的现状和常用的回收方法。几种近年来出现具有经济性和环保性双重优势的新型回收技术具有发展前途。
