消费者们也许会使用廉价的预付费式移动电话来进行语音通话，而同时使用类似于iPod touch的设备通过有线网络来上网查询资料。
Or consumers might pick up a cheap prepaid mobile phone for voice and carry around an iPod touch-like device on the cable network for Web inquiries.
缺点包括连接速度比有线网络慢，并且会受到其他无线设备(如无绳电话)的干扰。
Disadvantages can include a slower connection than a wired network and interference from other wireless devices, such as cordless phones.
给出了有线电视网络通电话系统的原理框图，分述了其系统中主要设备的功能和工作原理。
This paper introduces the principle diagram of the wired TV network telephone system, and expounds the functions and working principles of the main devices in the system.
给出了有线电视网络通电话系统的原理框图，分述了其系统中主要设备的功能和工作原理。
This paper introduces the principle diagram of the wired TV network telephone system, and expounds the functions and working principles of the main devices in the system.
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