音频比特率的值为128 KB，是默认值64 KB的两倍。
The value for audio bit rate is 128 KB, twice as much as the default value of 64 KB.
图7显示了音频比特率、采样率以及声道的音频设置项。
Figure 7 shows the audio setting entries for audio bit rate, sample rate, and audio channels.
举个简单的例子，让我们看看一些最流行的流媒体的音频比特率和现今的智能手机上可用的音乐服务。
For a simple example, let's take a look at the audio bitrates for some of the most popular streaming radio and music services available on smart phones today.
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