During the gear fault detection and diagnosis, the fault feature extraction is the key of diagnosis, but it is multifarious for the method of fault feature extraction.

在齿轮故障监测与诊断中，故障特征提取是诊断的关键，而特征提取的方法也是多种多样的。

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Gear steel is one of key materials in automobile.

齿轮钢是汽车材料中要求较高的关键材料之一。

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This paper introduces cold heading and combined forming process of extrusion and punching for gear cluster, a key part of automotive gearbox.

介绍了汽车变速箱中的一个关键零部件—双联主动齿轮的冷态镦粗、挤压及冲孔的复合成型工艺。

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To the court, the key was the affiliations and links that gear sites to local audiences including radio stations, religious institutions and schools.

FORBES: Court Rules Internet Sales Tax Constitutional So Get Ready To Click And Pay

Put the key in the ignition and get your career in gear with social web engagement.

FORBES: Women Lead the Way on Social Networks

Now, with the holiday shopping marathon in full gear and during a season when frugality is still key, retailers are starting to test the waters a bit.

FORBES: In Retail, "Splurge" Is The Word This Holiday Season