分析数字电视技术及其应用视频业务。
In this paper digital TV technology and its applied video services are analyzed.
因此，研究数字电视的内核技术成为迫切需要。
Therefore, it is necessary to research on real-time system of digital television.
因此，研究数字电视的内核技术成为迫切需要。
Therefore, it is necessary to research on real-time system of digital television.
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