LTE splits the channel into two parts using frequency-division multiplexing, so the download and upload speeds are better balanced.

LTE则利用频分多路传输系统把频道分成两个部分，所以，下载和上传的速度得以更好地平衡。

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Using frequency spectrum analysis of phase function to calculate its auto power spectrum can reflect its frequency structure.

利用相函数的频谱分析求其自功率谱，可以反映它的频率结构。

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In the improved algorithm in this paper, using frequency as the heuristic information of attributes selection, getting frequency of attributes from the filtered discernibility matrix.

论文的改进算法以属性的频率作为选择属性的启发信息，由过滤差别矩阵得到属性的频率。

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McDonald was also the third physician in the world to perform a procedure called conductive keratoplasty -- a noninvasive surgery for farsightedness that involves using radio-frequency energy to heat small spots around the cornea.

CNN: Her vision: Better, clearer sight

The engineers found a way to kick-start a radio-frequency device wirelessly using an external power source initially, but running the device afterward on the output of power generated by the inner ear.

WSJ: Harnessing Energy From the Body to Power Devices

What does Dr Paxton - who is using the Loch Ness phenomenon to analyse how science handles anecdotal and low frequency data - think?

BBC: Loch Ness Monster: Is Nessie just a tourist conspiracy?