“高频率声波使得声音束很集中,周期很短。”他说。
"The high frequencies make the bats' sonar beam very focused and short-ranged, " he said.
因此,高斯束谐振系统对高频遗迹引力波的频率和传播方向具有良好的选择效应。
Therefore, GBRS have a useful selective effect with respect to the frequency and propagation direction of relic HFGWs.
采用高频脉冲微束等离子弧做为电子管阴极和光刻栅极装配钎焊工艺的热源,提高了钎缝质量和产品的可靠性。
Brazing quality and product reliability are both increased as using high frequency pulse microplasma arc heating process for assembly brazing of cathode and photoetching grid of electron tube.
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。
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.
高斯射线束(GB)方法是一种用于计算不均匀介质中波场的高频近似方法。
Gaussian beam (GB) method is a high-frequency asymptotic method of computing wave-fields in inhomogenous media.
高斯束是波动方程在特定射线附近的高频渐近解。
Gaussian beam is the asymptotic solution of wave equation concentred at the central ray.
高频离子源管道式引出电极的几何参数对束流引出具有重要影响。
The geometry of the pipe shaped extraction electrode of the RF ion source may strongly affect the extracted ion beam.
本发明还提供了一种能产生两束高频相干超声波的装置。
This invention also provides an installation which can produce two beams of high-frequency interferential supersonic wave.
讨论了合肥光源高频系统参数对束流流强的影响。
The effects of the parameters of RF system to electron beam intensity in Hefei storage ring are discussed in this paper.
基于引力波和电磁波相互作用的研究,李芳昱教授提出了用高斯束的谐振响应显示高频引力波的全新方案。
On the base of the research of the interaction between gravitational waves and electromagnetic fields, Prof. Fangyu Li proposed a totally new scheme: Gaussian beam resonance detection scheme.
基于引力波和电磁波相互作用的研究,李芳昱教授提出了用高斯束的谐振响应显示高频引力波的全新方案。
On the base of the research of the interaction between gravitational waves and electromagnetic fields, Prof. Fangyu Li proposed a totally new scheme: Gaussian beam resonance detection scheme.
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