The cellular digital packet data(CDPD) system is a wireless packet communication system based on analog cellular telephone networks.
蜂窝数字分组数据（CDPD）系统是基于模拟蜂窝电话网的无线分组数据通信系统。
Cellular Digital packet data (CDPD) network is one of the mobile packet data technologies, with rather lower cost of network laying, operation and lower service fees and worthy of popularization.
蜂窝数字分组数据(CDPD)网是一种移动分组数据技术，具有较低的建网、运营成本和业务费用，因此具有广泛推广的价值。
Cellular Digital packet data (CDPD) network is one of the mobile packet data technologies, with rather lower cost of network laying, operation and lower service fees and worthy of popularization.
蜂窝数字分组数据(CDPD)网是一种移动分组数据技术，具有较低的建网、运营成本和业务费用，因此具有广泛推广的价值。
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