在笔者的基础研究中，已经处理过许多声道堵塞技术，因此笔者相信这是一项可行的手术技术。

I had worked with that canal-plugging technique in a lot of my basic research, so I was comfortable with it as a surgical technique.

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Audacity有多种过滤器、控件以及以高度可视化方式显示多声道声音的复杂波形的功能，它是您媒体编辑器工具的一个很有价值的附加工具。

Audacity, with its great variety of filters, controls, and highly visual way of displaying the complex waveforms of multichannel sound, is a valuable addition to your Arsenal of media editors.

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介绍了一种多声道超声气体流量计的电路设计。

This paper presents the electrocircuit design of a multi-path ultrasonic gas flowmeter.

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