The comparison table of modern practical atom clock's performance index is given. The index of transferring and comparing standard time-frequency signal by modern radio means is also listed.

给出了现代实用型原子钟的性能指标比较表，和用现代无线电手段传递、比对时频标准信号达到的指标。

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Importantly, the application of Shariah law to modern finance is practical and pragmatic.

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Add to the modern mindset the practical needs of a mobile workforce that will have more than 40% of its members telecommuting at least part-time by 2016, and the very idea of segregating work and home devices is a finite solution at best.

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John Maynard Keynes, as opposed to modern Keynesians, was a practical man and was quite clear in his earlier writings about the importance of a monetary standard.

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