Period characteristics of radiated noise at high frequency is investigated by a method based on short time Fast Fourier Transformation, and propeller speed is estimated.

用短时傅立叶分析的方法研究了辐射噪声在高频段时频变化的周期性，估计了目标的螺旋桨转速。

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Conclusions MEC has the following advantages: less trauma, short operation time, fast postoperative recovery and lower expense.

结论小切口胆囊切除术具有创伤小，出血少、手术时间短、术后肠功能恢复快、住院医疗费用低等优点。

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The results indicated that in comparison with the traditional control method, this method is of short starting time, fast responding speed and better dynamic and static performances.

结果表明，与传统的控制方法相比，该控制方法起动时间短、响应速度快，具有更好的动、静态性能。

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"I think Dubai went a little bit too fast and they borrowed too much money in a very short period of time."

VOA: special.2009.12.04

And this goes back to the point I tried to make last time. Yes, the computers are really fast.

也会迅速膨胀,这就回到了我上次给大家讲的那一点。

麻省理工公开课 - 计算机科学及编程导论课程节选

Milton tells himself to run, and naturally he would have to run fast indeed in order to arrive at a moment in time that had already occurred before he even set out!

弥尔顿告诉自己要跑起来了，而且他也确实不得不跑的很快,从而准时到达,他刚出发时就已经存在的目的地！

耶鲁公开课 - 弥尔顿课程节选

This real-time Fast Data collection and analysis can help optimize traffic management, provide forensic analysis, identify traffic hotspots or help with crime prevention.

FORBES: Fast Data Gets A Jump On Big Data

Armed Forces Minister Adam Ingram has said the UK government's investment in the project will be recovered by the time fast jet work finishes in 2007 - even thought the Ministry of Defence (MoD) is pulling out earlier than planned.

BBC: Five hundred jobs are being cut at the jet repair centre

It had really fast time to market and fast scale.

FORBES: An Interview with NEA's Ravi Viswanathan