The real part of permeability decreases as the measuring frequency increasing.

其磁导率实部随测试频率的增加而下降。

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Glue-injection techniques are used properly before blade's measuring frequency.

叶片测频前注胶工艺得当。

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Therefore, the principle of measuring frequency and methods of research have been getting more and more attention.

因此，测频原理及方法的研究正受到越来越多的关注。

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MessageLabs, the email-filtering company that Symantec acquired in 2008, posted a set of word maps today measuring the frequency of terms in spam emails from a random one-week sampling of junk mail pulled from the most prolific spam-spewing botnets.

FORBES: The Most Common Words In Spam Email

In a study published in 2006, researchers at Carnegie Mellon University who rode 37 airline flights with a radio-frequency measuring device found emissions from cellphones that could interfere with global-positioning satellite systems.

WSJ: 'Turn Off All Electronic Devices:' And What Happens if You Don't

High resolution is achieved by measuring motion rather than radio frequency signals as wifi does, and is based on where and how the person moves through an environment over time.

BBC: Technology that works behind closed doors