适用于地面、电缆传输系统的数字高清晰度电视接收机顶盒，正在由研制阶段走向规模化生产。
The development of HDTV STB for terrestrial and cable broadcasting systems is now entering upon a new industrialization stage.
本文提供一种全数字化的单芯同轴电缆、高速、宽动态范围的双向数据传输系统，以代替传统的多芯电缆传输系统。
This high-speed and wide dynamic range system can replace the traditional one which contains a multiple-lead cable.
电源线和电缆工人建造，维护和修复架空线和地下电力传输和配电系统。
Electrical power line and cable workers construct, maintain and repair overhead and underground electrical power transmission and distribution systems.
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