Security and reliability are built in and we will be able to see and hear each other through the use of webcams and audio devices.
远程协助安全可靠，我们可以使用网络摄像机及音频设备来交流。
The users either use two different devices (4, 5) or use one device (6) for exchanging audio and for receiving video.
用户使用两个不同设备（4，5）或者一个设备（6）交换音频和接收视频。
Your application can use MCI to control any supported multimedia device, including waveform-audio devices, MIDI sequencers, CD audio devices, and digital-video (video playback) devices.
您的应用程序能够使用MCI控制任何支持的多媒体设备，包括波形音频设备，MIDI音序器，CD音频设备，以及数字视频(视频回放)设备。
Thee full report argued: "While it is important to keep the volume down, limiting the use of personal audio devices to less than one hour a day would do much to reduce noise exposure."
重要的是要调低音量，每天使用个人音乐播放器的时间要控制在1小时以内，这样可以有效减少暴露在噪音中的时间。
Thee full report argued: "While it is important to keep the volume down, limiting the use of personal audio devices to less than one hour a day would do much to reduce noise exposure."
重要的是要调低音量，每天使用个人音乐播放器的时间要控制在1小时以内，这样可以有效减少暴露在噪音中的时间。
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