1Key Laboratory of Groundwater Resources and Environment, Ministry of Education, Jilin University, Changchun 130021, P.R. China 2School of Municipal and Environmental Engineering, Harbin Institute of Technology, Harbin 150090, P.R. China 3State Environmental Protection Key Laboratory of Microorganism Application and Risk Control (MARC), Tsinghua University, Beijing 100084, P.R. China 4School of...

Guihua Long,1,2,3 Yubo Zhao1 and Jun Zou4 1Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China. E-mail: [email protected] 2Technological Research Center of Shenzhen Municipal Engineering Corporation, Shenzhen 518034, China 3Department of Earth Sciences, Zhejiang University, Hangzhou 310027, China 4Department of Mathematics, The Chinese University of ...

Sewage is a kind of ideal low-temperature heat sources. Sewage heat source pump system uses heat energy in sewage, and it is a method of utilizing sewage resources. In this article we analyze sewage’s characteristics and sewage source heat pump system; introduce its practical applications in sewage treatment plants in China, analyze its technical and economic characteristics, and discuss its ap...

The field of wireless networking has received unprecedented attention from the research community during the last decade due to its great potential to create new horizons for communicating beyond the Internet. Wireless LANs (WLANs) based on the IEEE 802.11 standard have become prevalent in public as well as residential areas, and their importance as an enabling technology will continue to grow ...

Considering the proliferation of information technology (IT), growing IT divides are still proven to exist today. Although some argue the broadband technology could be the platform for universal ubiquity, the benefits are still debatable for municipalities providing access. The authors discuss how public officials have decided to lead, support and usher in an era of rapid IT development by way ...