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S. Monisha,M. Senthilvelanifficult disposal problem, which must be tackled conscientiously to prevent long lasting damage to the environment. Technological solutions should be seen as part of the available options. In this monograph, the authors M. R. Katebi, M. A. Johnson and J. Wilkie seek to introduce a comprehensive tech无效 发表于 2025-3-27 02:57:06
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http://reply.papertrans.cn/48/4751/475090/475090_34.pngCulmination 发表于 2025-3-27 16:46:32
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dio frequency spectrum needed to offer so-called "Third Generation" (3G) mobile services. These services include high-speed data, mobile Internet access and entertainment such as games, music and video programs. Indeed, as voice communications are substituted by data communications, software -rather