污水处理厂提标扩容改造技术污水处理厂提标扩容改造技术LEVAPORLEVAPORMBBRMBBR项目背景：我国城镇污水处理厂大多是在“九五”“十五”期间建成投产的，排放标准要求相对较低，一般为国家二级标准。随着我国经济的发展，水污染问题越来越严重，...

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收稿日期:2010-12-21;修订日期:2011-01-13作者简介:李剑敏(1970—)，女，高级工程师，本科，从事环境监测管理工作。·控制技术·doi:10．3969/j．issn．1674-6732．2011．05．013EV生化、生态组合净化技术处理农村生活污水的应用李剑敏，朱杰，卞金...