总装备部工程设计研究总院环保中心；中国矿业大学  Environmental Center of Engineering Design and Research Institute of General Equipment Department

交通部环保中心；北京工业大学  Environmental Protection Center of the Ministy of Communications

上海港环保中心  shanghai port environmental protection center

武汉长江轮船环保中心  wuhan changjiang shipping company environmental protection center

兖州矿业集团公司环保中心  yanzhou coal mine group company; environmental protection centre

中国石化集团胜利油田有限公司技术检测中心环保所  Department of Environmental Protection; shengli oil field co.; Ltd.; Sinopec; Environmental Protection Department of Technical Inspection Center; sinopec shengli oilfield co.ltd

12319城建呼叫中心  12319 calling center of urban construction

Internet呼叫中心  internet call center; Internet-based call center

Web呼叫中心  web call center

报警呼叫中心  warning call center

电力企业呼叫中心  service center of power enterprise

分布式呼叫中心  Distributed call center

呼叫中心  call center; and Paging center; railway call center; callcenter; call-center; call centers; Calling centre; calling center; Call for centre; call

呼叫中心安全建设  security construction of call-center

呼叫中心的构架与应用  Architecture and Application of Call Center

呼叫中心系统  Call center system

基于Web的呼叫中心  call center based on web

集中式呼叫中心  centralize call center

客户呼叫中心  customer calling center