很多可用性专家利用技术辅助手段，诸如视频和音频记录器来获取用户谈到的和所做的一切。

Many usability professionals make use of technological aides such as audio or video recorders to capture what users say and do.

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多媒体技术作为医学教学的辅助手段，应用于外科手术学教学具有许多优点。

As an auxiliary means of medical teaching, multimedia technology has various advantages when applied in the teaching of operative surgery.

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作为网络覆盖的一种有效的辅助手段，直放站技术得到了广泛地应用。

The technology of repeater as one assistant method of network coverage has been applied widely.

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