为了适应这种趋势，光纤通信正在逐渐取代传统的电缆通信。
To accommodate this trend, optical communications are taking the place of traditional cable communications.
文中介绍测井电缆通信系统原理，以及测井通信电缆的模型和仿真方法，并给出计算仿真电路参数的方法。
In this paper, the principle of logging cable communication system is introduced, and the model of logging communication cable and simulation method are also discussed.
另外一些科学家则梦想使用中微子作为一种新形通信系统的基础，使邮件可以传递到世界另一端，无需使用电线、电缆或卫星。
Others dream of using them as the basis of a novel communication system that would allow messages to be transmitted to the other side of the world without wires, cables or satellites.
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