给排水毕设污水方向英文文献(共14页).doc

精选优质文档-倾情为你奉上 本科毕业设计外文文献及译文院 （部）：环境与化学工程学院专 业： 给水排水工程班 级： 09级02班姓 名： 许鑫学 号：翻译日期： 2013.4.16 Sewage treatmentAbstract：Sewage treatment, or domestic wastewater treatment, is the process of removing from and household sewage, both () and domestic. It includes physical, chemical, and biological processes to remove physical, chemical and biological contaminants. Its objective is to produce a waste stream (or treated ) and