頻散 的英文怎麼說

中文拼音 [bīnsǎn]
頻散 英文
frequency dispersion
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 散 : 散動詞1. （由聚集而分離） break up; disperse 2. （散布） distribute; disseminate; give out 3. （排除） dispel; let out
  1. This phenomenon is called velocity dispersion.

    這種現象稱為速度頻散。
  2. However, the earliest long-period seismographs recorded dispersive waves with large transverse displacement components in the main tremor.

    但是，最早期的地震記錄，就記錄下了主震中具有很大橫向位移分量的頻散波。
  3. Frequency equation of axisymmetric guided waves in composite structures of bonding metal bars

    錨固金屬桿復合結構中軸對稱導波的頻散方程
  4. Firstly, the disperse characteristics and the related theoretical results of the guided waves in different materials and distinct structures are introduced

    介紹導波在不同材料和結構中的頻散特性及與之相關的理論成果。
  5. Low frequency scattering from cylindrical shell with rib

    平頂有肋柱殼低頻散射特性研究
  6. Therefore, there will be good prospect in determination of water bearing zone and oil bearing zone, and waterflooded zone with complex resistivity log developed with rock dispersion property

    因此基於巖石頻散特性發展起來的復電阻率測井技術在識別油水層和水淹層測井評價上具有良好的應用前景。
  7. Two of the most predominant characteristics of surface wave are dispersion and attenuation which are the effective tools to study the velocity structure and viscidity structure of the earth interior

    頻敵和衰減是面波傳播中的兩個基本特徵，利用面波頻散和衰減可以有效地研究地球內部速度結構和粘彈性結構。
  8. When the source frequency increases, the dispersion and the attenuation of signals become great, but the resolution is better

    當聲源主頻增大時，波形頻散現象較嚴重，幅度衰減較大，但探測能力增強。
  9. Based on experimental research on electrical property of waterflooded rock we have found that variation of salinity has much effect on rock resistivity, and it makes that relation curves of complex resistivity and in - phase resistivity of rock under single frequency with water saturation are characteristic of u - style curve, just like relation curves of waterflooded rock resisitivity with water saturation, but salinity variation has little effect on rock dispersion property

    摘要通過水淹巖石巖電特性的實驗研究發現，地層水礦化度的變化，對巖石電阻率幅值的影響較大，致使單一頻率下的巖石復電阻率幅值和同相電阻率也會象常規電阻率一樣，隨著含水飽和度的變化，出現" u "形曲線，而相對而言，地層水礦化度對巖石頻散特性的影響較小。
  10. Mixed boundary and frequency dispersion suppressing in elastic wave numerical simulation

    彈性波數值模擬的混合邊界與頻散抑制
  11. Optical fibres - polarization mode dispersion measurement techniques for single - mode optical fibres

    光纖.單模光纖的偏振模式頻散測量技術
  12. The suppression of numerical dispersion and improvement of absorbing boundary conditions in forward modeling of gpr

    地質雷達正演中的頻散壓制和吸收邊界改進方法
  13. It ' s main idea that making use of frequency dispersion of rayleigh wave to reveal geology structure of low layer

    其主要思想是利用瑞雷波的頻散特性來反映淺層地質問題。
  14. Determination of total lead content of petrol with a lead content exceeding 25 mg l by wavelenght - dispersive x - ray spectrometry

    第6部分:採用波長頻散x射線光譜測定分析法對鉛含量高
  15. Testing of lubricants ; determination of molybdenum content of lubricating oils ; analysis by wavelength dispersive x - ray spectrometry

    潤滑劑檢驗.潤滑油中鉬含量的測定.第2部分:波長頻散x
  16. Based upon the forward simulation principle of ground penetrating radar, this article analyzes the realization method of the half grid spacing and the half time increment in difference format, at the same time analyzed the produce of the numerical frequency dispersion, then deduced the ideal frequency dispersion relationship and the super absorbing boundary condition

    摘要本文從地質雷達正演原理著手，分析了差分格式中半空間步長與半時間步長的實現方法，同時通過分析數值頻散的產生，進而推導出了理想頻散關系和超吸收邊界條件。
  17. Based on this model, a method was developed to obtain certain guided mode signal form ae signals. the final results showed that the method could reduce the multimode and disperse influence to ae signals effectively and locate the leak source correctly

    在此基礎上，利用結構頻散特性確定相關參數、提取單一導波模態的方法，減小了多模態和頻散特性對定位的不利影響，從而較好地實現了泄漏源的定位。
  18. Rayleigh wave method is a jumped - up and effective in - situ test. we can inverts the velocity structure of the strata through the quantitive interpretation of dispersion curve of rayleigh wave with this method, then distinguish and determine the physico - mechanical properties of the strata by the wave velocity in order to solve the geotechnical problems

    瑞利波法是近年米新興的、行之有效的原位測試方法，該法通過定量解釋實測瑞利波頻散曲線，反演地層速度結構，利用波速區分和確定地層物理力學特性，以解決巖土工程問題。
  19. Rises but other parameters do n ' t almost vary. at of mrs based on composites is lower than that of mrs based on carbonyl iron, declines with the content of atpu increasing but the rising rate with h improves. with the content of spanso increasing, at declines, but the rising rate falls, and y max heightens

    復合粒子的、 、隨著atpu用量的增加均降低，且頻散特性也有較大的變化，而隨著span80用量的增加，增加，其它參數基本不變；復合粒子組成的mrs的磁致剪切應力較羰基鐵粒子有很大的降低，隨atpu用量的增加降低，但隨h增加的速率提高，最高剪切速率_ （ max ）增加，而隨著span80用量的增加增加，但隨h增加的速率降低， _ （ max ）提加。
  20. Because the synthetic seismic record and the seismic record data got in the surface are not well matching caused by the dispersion of seismic wave, frequent correction between them must be done before use. under control of well logging data, there are two important methods to get wave impedance from seismic data inversion : wave impedance inversion method based on convolution model and wave impedance inversion method based on wave equation. using seismic data attributes can predict the information of logs

    測井資料和地震資料是地震勘探中兩種最重要的資料，由於地震波的頻散，使合成地震記錄與地面地震記錄不能完全匹配，因此使用之前必須對二者進行頻率校正地震資料在測井資料約束下可以進行反演，以求取地下波阻抗，主要有兩種方法：基於褶積模型的波阻抗反演方法和基於波動方程的波阻抗反演方法可以用多屬性變換由地震資料預測測井信息。
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