Variable bit rate (VBR) and constant bit rate (CBR).
可变比特率（VBR）和恒定比特率（CBR）。
The result shows that this algorithm achieves both higher PSNR and higher subjective visual quality in either the CBR case or the VBR case.
实验结果表明，所提出的方法无论是在CBR还是VBR下，码率控制都相当准确，并且能获得较高的峰值信噪比（PSNR）和主观视觉质量。
Its basic component is a terminal-to-terminal connected communicating network, which use Asynchronous Transfer Model (ATM) and can realize constant bit rat (CBR) and variable bit rat (VBR).
它的基本组成部分是一个采用异步转移模式(atm)交换的能实现固定比特率(CBR)和可变比特率(VBR)的端至端连接的通讯网。
The result of experiment shows that the transport control scheme is effective for VBR and CBR stream to control amount of data in client buffer and decrease lost rate of data.
实验表明，该传输控制方法对VBR和CBR节目流都是有效的，能够较好地控制客户端数据量和降低数据丢失率。
A system based on MPEG-2, which implements the transcoding and compression from VBR to CBR, is discussed.
介绍一种基于MPEG 2的变码率到定码率的视频转码压缩系统。
A system based on MPEG-2, which implements the transcoding and compression from VBR to CBR, is discussed. Because of the use of software, the cost is reduced remarkably.
介绍一种基于MPEG 2的变码率到定码率的视频转码压缩系统。采用软件实现，极大地降低了成本。
A system based on MPEG-2, which implements the transcoding and compression from VBR to CBR, is discussed. Because of the use of software, the cost is reduced remarkably.
介绍一种基于MPEG 2的变码率到定码率的视频转码压缩系统。采用软件实现，极大地降低了成本。
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