Recentlly UWB technology has become one of the hot points of research on wireless communication, and the controversy focus on the standard of the protocol of short-range wireless communication.

近几年来超宽带技术已成为无线通信领域最热门的研究课题之一，同时也成为短距离高速无线通信协议标准争论的焦点。

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Since brazing is performed at temperatures within the hot-short range, strain must be avoided during the brazing and cooling of this alloy.

由于钎焊是表现在温度与热短程，应变必须避免在钎焊和冷却这一合金。

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