This solution would call for multiple sound output devices (on many systems, programs such as Festival and MPlayer can direct the output to a specific device) or coordinated input to one device.

这种解决方案需要调用多个输出设备(在许多系统中，Festival和MPlayer等程序可以将输出发送到特定的设备)或者在一个设备上协调输入。

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The three methods have the high reliability to the airborne sound target, may as the sorter input.

三种目标提取方法在对空中目标声信号的特征提取均具有较高的可靠性，可作为分类器的输入。

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After a white noise signal has been taken as the input of a standard sound source, a static acoustic test is conducted for a prototype silencer without air flow and at the normal temperature.

采用白噪声信号作为标准声源的输入信号，在常温无气流条件下对消声器实物模型进行了静态放声试验。

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Razer's Carcharias headset is yet another audio-related diversion for the input peripheral company, and as with its mighty impressive Mako 2.1 sound system, this here headset was remarkably solid.

ENGADGET: Razer Carcharias headset: unboxing and impressions

The researchers have developed ways to control gadgets, such as personal digital assistants (PDAs) and music players, using 3D sound for output and gestures for input.

BBC: NEWS | Technology | 'Body talk' could control mobiles