把流媒体视频无线传送到移动设备存在三大问题：无线带宽、回程，以及设备本身。
There are three major constraints on streaming video to a mobile device over the air: wireless spectrum, backhaul, and the device itself.
只有少数的设备平台及手机型号可以使用网飞公司（Netflix）的一款软件观看流媒体，然而流式视频，在无线网络上还勉强可用，但在移动网络中却是极不流畅及费用昂贵的。
Streaming was possible using an app from Netflix on a limited number of platforms and phone models, but streaming video, tolerable over Wi-Fi, is difficult and expensive over mobile networks.
海量移动流媒体图像、视频数据存储与跨域资源访问，属于信息技术领域。
Massive mobile streaming media images, video, data storage and cross-domain resource access, is information technology.
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