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铁路通信网发展学术研讨会征文启事通信和信息技术，是社会和经济发展的基础设施，是加快社会生产力发展的重要手段，是当今世界新技术革命中最活跃的科技领域之一，授对社会生活中合方面产生重要影啊。进入９０＄代以来，通倡正随着激电子技和光电子学和计管机技术的飞速...
Railway Communication Network Development Symposium Essay Dissemination Communication and information technology are the infrastructure for social and economic development. They are an important means to speed up the development of social productive forces and one of the most active science and technology fields in the world’s new technological revolution. Live together in an important part of the shadow ah. Since entering the 90 $ generation, Tong Su is the rapid development of laser technology and optoelectronics and tube counting machine technology ...