给出了一种频率引导式的数字接收机方案，简要介绍这种接收机的关键技术——快速、高精度频率估计以及高效的数据率转换。

A frequency guiding digital receiver is given. The key technology, fast frequency estimation and high effectual data rate conversion, is introduced briefly.

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前言：引导读者考虑把烧结工艺从间歇式炉转换成连续式炉，然后介绍了连续式炉的许多特点。

This article challenges the reader to consider changing his firing process from batch to continuous furnaces, and then describes some of the many attributes of a continuous furnace.

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引导读者考虑把烧结工艺从间歇式炉转换成连续式炉，然后介绍了连续式炉的许多特点。

This article challenges the reader to consider changing his firing process from batch to continuous furnaces, and then describes some of the many attributes of a continuous furnace.

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