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2007年3月15日,来自铁路通信信号设计情报网的20家网员单位的代表齐聚三亚,共商在铁路大发展形势下如何做好技术信息情报服务和技术交流工作。
On March 15, 2007, representatives of 20 network members from the railway signal design intelligence network gathered in Sanya to discuss how to do a good job in technical information intelligence services and technical exchange under the great railway development situation.