Many believe that last year’s extreme market volatility was heightened by high-frequency traders.
很多人认为高频交易者助长了去年市场的急速波动。
Extended frequency response, high SNR, long range microphone, capable of operation at extreme temperatures, intended for the most demanding applications.
扩展频率响应、高信噪比远程麦克风,能够在极端温度下工作,用于最严格的应用。
Optical high harmonic generation is extending frequency comb techniques into the extreme ultraviolet, opening a new spectral territory to precision laser spectroscopy.
光纤产生高次谐波频率梳技术扩展到极端的紫外线,打开一个新的精密激光光谱的光谱领土。
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