文章是基于“移动互联网时代我国城市居民媒介接触与使用状况”大型调研的研究发现和主要分析性结论。该调研采用了“时间-空间-媒介接触行为-社会关系-心理效果”五维研究框架对移动互联网用户的媒介接触环境、行为、效果进行测量,调查结论对于把握当下城市互联网用户的媒介使用和信息交流的现况具有重要的认识价值。 The article is based on the findings and major analytical conclusions of the large-scale research on the status of media exposure and use of urban residents in China in the era of mobile internet. The survey uses a “five-dimension research framework” to measure the media contact environment, behavior and effectiveness of mobile Internet users. The conclusions of the survey are useful for grasping the media of current urban Internet users The status of the use and exchange of information has important value.