风险、培训和文化：执行风险评估和容纳计算机及网络基础结构的设施的物理安全性评估。

Risk, training, and culture: Conduct risk assessment and physical security of your facility that houses the computer and network infrastructure.

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计算机安装和维修专业学习如何安装，保养和维修电脑及相关的设备。课程包括从电源供应器到编程基础和网络的一切内容。

Students in this major learn how to install, keep up, and fix computers and related equipment. Their studies cover everything from power supplies to programming basics and networking.

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本文以光纤电缆混合网络（HFC）为基础，提出了一种应用于计算机数据传输、有线电视广播及电话通信的综合服务方案。

In this paper, we propose a HFC based comprehensive servicing solution that is applied in the computer data transmission, wireline television broadcasting and telephone communication.

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