简而言之，这个信道封装了两个flash.net.URLStream实例(指令和通道)，并支持长轮询(long - polling)传输。

In short, this channel encapsulates two flash.net.URLStream instances (command and tunnel) and supports long-polling transport.

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目前，研究适合于信道出错、通道容量可变的无线网络理想流调度系统及其数据包调度算法是无线领域研究的一个热点问题。

At present, the work related to ideal flow scheduling system and packet scheduling algorithm for error-prone wireless channel is a hot topic in the research field of wireless communication.

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辅助信道拥有一个数字音频信道、一个EOW通道和一个数据通道。

The auxiliary channels have one digital voice channel, one EOW channel and one data channel.

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