行波速度 的英文怎麼說

中文拼音 [hángbōsùdù]
行波速度 英文
velocity of progressive-waves
  • 行 : 行Ⅰ名詞1 （行列） line; row 2 （排行） seniority among brothers and sisters:你行幾? 我行三。where...
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. （快慢的程度） speed; rate; pace; tempo
  1. Changes of the longitudinal and transversal wave velocities in different directions and the rock velocity anisotropy as a function of confining pressure have been studied under laboratory ultrasonic frequency for shale and sandstone with marked foliation, which had been saturated by the fluids with different viscosity kerosene and vacuum pump oil and salinity distilled water, 50000

    利用不同黏度煤油和真空泵油不同礦化度蒸餾水50mg l和150mg l的nacl溶液的流體對頁巖和具有明顯層理的砂巖進行飽和，在實驗室超聲頻率下研究樣品不同方向縱橫波速度以及各向異性參數
  2. The 3d anti 3c seismic processing flow established is used in processing of the real seismic data, achieving high quality velocity ratio spectrum and good non - hyperbolic nmo correction and stacking of 3d converted wave

    應用所建立的三維三分量地震資料處理流程，對某實際地震資料進行了處理，得到了較高質量的三維轉換波速度比譜，轉換波非雙曲動校正和疊加取得了較好效果。
  3. Based on the analysis of thin sections by microscope, measurement of porosity and density, and geological setting, we tested the rock physical parameters of sandstone, siltstone, carbonate and other transitional sedimentary rocks by the mts system under formation conditions ( temperatures, pressures and pore fluid properties ). the rocks we tested are from tertiary ( including zhujiang formation, zhuhai formation, enping formation, hanjiang formation ) of zhujiangkou basin in southern china sea. according to the analysis results, we studied the main ultrasonic wave velocity characters of rocks, which are compressive and shear wave velocity and poisson ' s ratio under different formation conditions

    在對珠江口盆地第三系儲集巖進行顯微鏡薄片分析、孔隙度和密度分析，以及地質背景分析的基礎上，利用巖石物理參數測試系統（ mts ）模擬地層條件（溫度、壓力和孔隙流體狀況）測試了珠江口盆地第三系（包括珠江組、珠海組、恩平組、韓江組，以下有關討論同）砂巖、粉砂巖、碳酸鹽巖及其過渡性巖石物理性質，重點研究了不同地層條件下巖石的聲學特徵（巖石的縱橫波速度和泊松比） 。
  4. In this paper, the practical data is analysed and get a good effect. it proves that it is vailed for vti layers using the approximation moveout formula in this paper. this method has a good foreground

    本文還結合實際資料進行了分析，取得了較好的效果，說明了用本文建立時距曲線擬合公式進行橫向各向同性介質多波速度分析是可行的，且具有廣闊的發展前景。
  5. So when the layers have the anisotropic properties, seismic wave " s velocity and moveout will become complex. it needs to acquire the anisotropic moveout formulas and the connection of layers parameters with velocity. then using multi - wave information sufficiently to analyse the seismic data

    因此，在地層存在各向異性時，使地震波速度和時距曲線變得很復雜，需要求取各向異性的時距曲線擬合公式和分析地層參數與速度的關系，從而更充分的利用多波信息進行各向異性介質的分析處理。
  6. The principle of multi - method and multi - parameter is suggested, which should be followed during characterizing microstructures of alloy steels by ultrasonic not method. ultrasonic velocity ( c, ) of transformation products through different heat processes of three steels was measured by high - accuracy ultrasonic installation. the velocity of quenched microstructure of 38crmoal is the lowest, which gradually increases with increasing tempering temperature between 200 ? and 650 ? after quenching process

    利用ti - 40n高精度超聲波測厚儀，研究了超聲波在不同鋼種、不同熱處理轉變產物中的超聲波速度c _ 1 : 38crmoal鋼淬火組織c _ 1最小，淬火后在200 650范圍內進行回火處理時，隨回火溫度的升高， c _ 1逐漸升高， hrc與c _ 1之間具有較好的相關性；正火組織的c _ 1介於淬火后中溫回火及高溫回火產物組織的c _ 1之間。
  7. When pure shear wave propagate in anisotropy media, even thought propagation direction is parallel to the direction of aligned cracks, experimental results exhibit that only two kinds of shear - wave velocity can be measured - fast shear wave and slow shear wave neglecting polarization direction

    這個實驗結果進一步表明，純橫波在各向異性介質傳播時，即橫波的傳播方向與裂隙平行，無論橫波的偏振怎樣改變，只能觀測到兩種橫波速度，快橫波和慢橫波。
  8. ( 3 ) p and s wave velocity and dynamic & static modul of sand rock in huanhua basin are the first time measured using " mts rock physical parameter testing system under formation condition " of " state key laboratory of oil and gas reservoir geology and exploitation ". at the same time, relationship between seismic response and oil & gas is discussed and summarized

    （ 3 ）利用「油氣藏地質與開發工程」國家重點實驗室mts巖石物性測試系統，首次對黃驊坳陷砂巖進行了高溫高壓下的縱、橫波速度及動彈模量的測定，對黃驊坳陷砂巖的地震響應與油氣關系進行了分析和總結。
  9. Basically, the cross - well seismic data processing has two steps : traveltime velocity inversion tomography for direct arrival and seismic reflection stack image

    井間地震資料的處理主要包括兩個最基本的內容，即直達波旅行時速度反演層析成像和地震反射波疊加成像。
  10. Abstract : from the equilibrium and continuity conditions of wave impedance boundary of stress wave and velocity, wave, the paper derives the expressions of reflection coefficient and transmission coefficient of stress wave and velocity wave, further, discusses the characteristics of f - v curves at different impedance ratio, and analyzes the application of these characteristics to ascertain the defects of pile and soil resistance distribution around pile by practical engineering examples

    文摘:該文從力波及速度波在波阻抗界面的平衡及連續條件，推導了力波、速度波的反射系數、透射系數表達式，進而討論在不同阻抗比時的f ? v曲線特徵，並引用幾個工程實例對應用這些特徵判定樁身缺陷及樁周土的阻力分佈進行了分析。
  11. According to structural characteristics of multi - phased alloy steels and the properties of ultrasonic propagation, microstructures characterization with different heat treatment processes ( normalizing, quenching / annealing, quenching plus low tempering, quenching plus high tempering ) for three steels ( 40cr, 38crmoal, gcrlssimn ) was studied experimentally by using ultrasonic methods. ultrasonic velocity, relative attenuation coefficient, and power spectral analyses were researched on the same samples respectively, on the basis of theory and experiment, the sensitivity and other characterizations of the three methods used to distinguish different microstructures were compared

    根據具有多種相結構合金鋼不同熱處理轉變產物的組織特點，以及超聲波在其中的傳播規律，利用超聲波速度、相對衰減系數以及功率譜分析三種方法，對三種鋼（ 40cr 、 38crmoal及gcr15simn ）不同熱處理（正火、淬火退火、淬火+低溫回火及淬火+高溫回火）轉變產物的顯微組織進行了超聲表徵研究。
  12. According to the analyses of the research results about the feasibility of 4 - d seismic and the successful 4 - d seismic cases of foreign companies, the author put forward the suggestions for 4 - d seismic pilot area selection ; briefly analyzed the influential function of producing way on the seismic response ; utilized theory calculation, coring data analyses, and reservoir numerical simulation to define the fluid substitution effects on the p - wave velocity. through long time water driven to the reservoir, some of the properties and the log curves have changed, the author tried to find the variation rule of the reservoir and its effects on seismic velocity. the " blind point " in 4 - d seismic feasibility study both in china and overseas was found, that is the lack of consideration of the influence of physical property variation by long time water driven on the seismic response

    在深入分析國外四維地震可行性研究成果和成功實例的基礎上，提出了有利於水驅四維地震成功的工區優選條件；簡要剖析了各種開采方式及其對地震特性的影響；利用理論計算、巖心分析、油藏數值模擬三種方法確定了流體替代對縱波速度的影響；通過對長期水驅造成的物性參數、測井曲線以及油藏溫度和壓力變化規律的總結，分析了這些變化對地震速度的影響，指出了目前國內外水驅四維地震可行性研究中存在的盲區?沒有充分考慮長期注水造成的物性、溫度和壓力變化對地震響應的影響，完善了水驅四維地震可行性研究的內容；在考慮了這些變化因素后，高29斷塊水驅四維地震可行性研究結果表明：四維地震監測注水前沿可能要比監測油藏變化容易的多；以四維地震巖石物理可行性研究結果為基礎，提出了五個有助於突出四維地震造成的微小差異的途徑，為今後水驅四維地震研究指明了方向。
  13. When multi - kinds of interference occur, such as the barrier, the circumstance of upgrade and downgrade resulting in the change of resistance, and electrical source ' s fluctuation, all those influence has a little influence on the speed of welding dolly and the invariable speed and the regulative speed can be realized

    當受到各種干擾（即行走過程中遇到障礙物或上坡、下坡等情況，小車的阻力發生變化及電源波動為主的突發干擾）時，焊接小車的行走速度幾乎不受影響，實現了焊接小車的恆速或變速行走。
  14. With a purpose to provide basic data or figures for the feasible research of a project construction and its planning, taking the practical project of preselecting a factory location for an instance, using the principle and method of shallow seismic reflection, based on the area conditions, differences in physical features and disturbance, with experiments on typical sections of the construction area, one can draw reasonable measuring lines, choose right modes of producing and receiving waves, conduct primary and precise computer data processing, acquire a distinct reflected wave section from a shallow depth and explore the stratum structure in the preselected location and the distribution of longitudinal waves

    摘要結合某重大工程預選廠址項目的工程實例，利用淺層地震反射波法的原理和方法，根據現場的場地條件、物性差異和干擾情況等，結合典型地段的試驗，合理布置測線，選擇恰當的激發和接收方式，進行初步和精細的計算機資料處理，可以得到清晰的淺層反射剖面，準確地查明了預選廠址的地層結構和縱波速度分佈，為工程建設的可行性研究和規劃提供了基礎資料。
  15. When the velocity is changed, in order to change the amount of seeding transplant, single - chip microcomputer adjusts the frequency of electromagnet

    當行走速度發生改變時，單片機改變方波的頻率，經驅動電路改變電磁鐵的吸合頻率（激振頻率） ，以達到調節擺秧量的目的。
  16. In order to calibrate properly the thin reservoir of hd4 oilfield with acoustic velocity, based on the theory of well - to - seismic calibration, the influence of the dominant frequency, kind and phase of the wavelet, and acoustic velocity on the synthetic traces was analyzed, moreover, the differences between interval velocity from stacking velocity and acoustic velocity were discussed

    為了利用聲波速度對薄儲層進行有效的井震標定，從井震標定的原理出發，以哈得四油田的井震標定為例，分析了標定過程中子波的主頻、類型和相位及聲波速度對合成地震道的影響，同時分析了聲波速度與疊加速度轉換的層速度之間的差別。
  17. Based on above analysis, a acceleration estimation method based on radon wigner transform ( rwt ) is proposed

    基於上述對高頻地波雷達機動目標回波的分析，本文擬採用rwt方法進行加速度估計。
  18. Firstly, a method to estimate the rotor speed, which is based on bp neural network, is introduced in this paper. secondly, the park vector approach is used to monitor and diagnose the inter - turn fault of the stator winding. finally, this paper studies thoroughly a novel approach to detect rotor bar breaking fault, which is based on the perfect combination of the hilbert transform and digital filter

    具體工作如下：採用bp神經網路對異步電動機轉子轉速進行無速度傳感器估計；對定子繞組匝間短路故障，採用派克矢量方法進行監測與診斷；對于轉子斷條故障，詳細介紹了一種新的基於希爾伯特變換與數字濾波的在線監測方法。
  19. A new method using reference layer and adjusting acoustic velocity for calibrating thin reservoir was proposed

    提出以參考層為標準，並對聲波速度進行微調的薄儲層的標定方法。
  20. The results of well - to - seismic calibration are effective by selecting permian igneous rock and carboniferous double - peak limestone as the reference layers, adjusting appropriately acoustic velocity and choosing the most suitable wavelet

    利用上述方法，以哈得四油田二疊系火成巖及石炭系雙峰灰巖為參考層，選取與研究區地震數據吻合性最好的子波，合理地調整聲波速度，對哈得四油田的主要儲層東河砂巖進行井震標定，獲得了較為理想的效果。
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