This paper describes the tests and applications of GPS-900-3 high frequency Fine vibro-screen in Miyun Iron Mine, the Capital Iron and Steel Company.

本文介绍GPS - 900 - 3型高频振动细筛在首钢密云铁矿选厂的试验结果和应用情况。

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Gaussian beam resonance system, which has very fine resonance to relic high-frequency gravitational waves (HFGWs) at the same frequency, opens a window for detection of relic HFGWs.

高斯束谐振系统对同频率的高频遗迹引力波具有很好的谐振性，这为高频遗迹引力波的探测开启了一个窗口。

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Industrial high performance foams fine celled polyurethane foams cellular silicone foams liquid silicone rubber high frequency circuit materials flexible circuit materials.

工业用高性能泡绵、微细孔聚氨脂泡沫材料、多孔硅泡沫材料、液体硅橡胶、高频印刷线路板材料、柔性印刷线路板材料。

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What the May 6 crash did show was that while high frequency trading may work just fine in normal market conditions, when trouble comes the markets become a mile wide and an inch deep.

FORBES: High Frequency Traders Face SEC/CFTC Panel

The fine, though relatively small, is bound to give more ammunition to the anti-high frequency trading crowd, which is demanding regulators do something to stop this specialized form of computer trading, or at the very least slow it down.

FORBES: Regulator Takes Aim at High Frequency Traders