<正>More and more troops were moving toward the disaster area. Soon Yingxiu County was lifted out from the deadly quietness. People in green and orange were eve
<正>GONOW is an integrative group which produces complete vehicle and spare parts. Established on September 27th,2003,the group has 3 manufacturing bases of com
摘 要:计算机支持的协作学习(CSCL)在教育技术领域受到越来越多的关注。为了揭示国际CSCL领域的研究信息动态,对Web of Science(简称WoS)数据库中的相关文献进行梳理和分析,借助CiteSpaceⅤ可视化分析工具,采用引文共现分析、关键词共现分析等方法,分析文献的关键词和参考文献等信息。研究发现:国际CSCL领域的关键文献主要来源于Stahl、Dillenbourg、Weinbe
On June 25,2008,Summit Fo- rum on the Development in the Coming 3 Decades,hosted by China Business Press and sponsored by BMW Brilliance,was held in Beijing Gre