Television is more than just an electronic system, however. It is a means of expression, as well as a vehicle for communication, and as such becomes a powerful tool for reaching other human beings.

但是，电视不仅仅是一个电子系统，它还是一种表达工具和传播渠道因此，电视成了一个对其他人发生影响的强大工具。

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The function of measuring multiple signals and controlling instantaneously of the device makes it a useful auxiliary tool used in development of vehicle electronic control system.

该测控器具有多路信号同时监测及实时控制等功能，是车辆电子控制系统研制开发和车辆试验检测的有效的辅助工具。

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The in-vehicle navigation systems absorb many related technologies, such as vehicles, traffic, computers, communications, system science etc. And it has become important tool of traffic navigate.

车载导航系统融合了车辆、交通、计算机、通信、系统科学等领域的相关技术，已成为交通导航的重要工具。

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