wave field 中文意思是什麼

wave field 解釋
波場
  • wave : n 〈美海軍〉女志願軍人〈見 WAVES 條〉。n 1 波浪;碎浪; 〈the wave(s)〉 〈詩〉海。2 波動;波狀...
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  1. The frontal structure of longmenshan in the west of sichuan is very complex, showing intense structure deformation in overthrust belt, high structure amplitude, steep stratigraphic dip, developed fault blocks, complex seismic wave field, frequent change of lateral velocity, and poor image of post - stack time migration processing

    摘要川西龍門山前緣構造非常復雜,逆掩推覆構造帶構造形變強烈,構造幅度大,地層傾角陡,斷塊發育,地震波場復雜,速度橫向變化大,常規疊后時間偏移處理成像效果較差。
  2. In this paper, the numerical harbor should include following contents : 1. database of wave field, tidal current field, sediment field in researched area ; 2. database of ship styles. 3. numerical model used to analysis data. 4. plans of outer dike, utilities of sea line, and selections of waterway, which based on the above databases

    本文認為,對于港區而言,數值化的內容應包括以下幾個方面: ( l )所研究港區的波浪場、潮流場及泥沙場等自然條件數據庫的建立; ( 2 )船型數據庫的建立; ( 3 )數值分析模式的建立; ( 4 )提出建立在自然條件基礎之上的外堤布置、碼頭岸線利用策略及航道的擬定方案(即優化模式的建立) ; ( 5 )按照經濟最優原理快速準確地提出碼頭裝卸的策略及當前方案。
  3. In this way, corresponding to every single viscoelastic random medium model, we can calculate and gained 6 different wave field characteristic quantities

    這樣,對應每一個粘彈性隨機介質模型,我們均可計算得到6個不同的波場特徵量。
  4. This article briefly introduces the theory, advantages and main function of crosswell technology, and the developing statues of it. in this article, the author elaborates the operation method of crosswell in block shen95, and detailed analyses the designing of layout, identification of complicated wave field, gained data, field quality control measures and data processing & interpretation method

    本文簡要介紹了井間地震技術的原理、優勢、主要作用以及國內外發展概況,闡述了沈95塊井間地震試驗的施工方法,較詳細地對觀測系統的設計、復雜波場識別、獲得的數據資料、野外質量監控措施以及資料處理、解釋方法進行了分析。
  5. By following approach of haken who quantizes the light field and making use of the quantisation of the electromagnetic field, this paper quantizes the electron wave field and derives the hamilonian of interation between the radiation field and the electron wave field

    摘要仿照霍金對光場進行量子化的方法和電磁場的量子化理論,本文對電子波場進行了量子化,推導出了輻射場與電子波場相互作用的哈密頓量。
  6. One is the non - orthogonal gabor - daubechies frame, or g - d frame, a complete set of discrete window fourier functions which are constructed by space - shifting and harmonically modulating a gaussian window. although a g - d frame is not an orthogonal basis, it bears considerable advantages for the study of physical problems, especially those related to the wave field extrapolation, due to the optimal localization properties of the gaussian window function under the heisenberg uncertainty principle

    其一為將高斯窗函數經平移和調制而構成的一組窗口富里葉框架( gabor - daubechies框架,或g - d框架)基本函數,另一種為在富里葉分析和小波包理論基礎上發展起來的局部餘弦基函數。
  7. According to these accomplishments, several techniques are expounded emphatically in this paper, including 3d refraction statics, coherent noise suppression by prestack wave field separating ( prestack fx noise attenuation ), 3d prestack multiple domain random noise attenuation, multiples attenuation, nmo of unsymmetrical hyperbola, dynamic replacement of wave equation, surface - inconsistent residual static, super bin stacking, poststack depth migration and prestack depth migration. all the techniques have been applied in seismic processing of 2d, 3d and wide - line profiling and obtained good results

    本文根據項目組研究成果,重點閘述了三維折射波靜校正技術,疊前波場分離相干噪音壓制方法(疊前fx去噪) ,疊前三維多域隨機噪音衰減技術,多次波衰減技術,非對稱雙曲線動校正技術,波動方程動態替換技術,非地表一致性的剩餘時差靜校正技術,超面元迭加處理技術,疊后深度偏移處理,疊前深度偏移處理等。
  8. Wave equation migration can preserve the kinetic characteristics of wave field, so this paper applies common - azimuth prestack depth migration technology to realize 3d processs for 2d seismic data

    摘要波動方程偏移保持了波場動力學特徵,依此本文應用共方位角疊前深度偏移技術來實現二維資料三維化處理。
  9. Advanced mathematical technologies, especially the newly developed wavelet transform and the frame theory, provide a solid foundation for such an effort. the ray - theory based beam - summation method, such as the complex source - generated beam and the gaussian beam methods, and the local phase - space domain ( beamlet domain ) wave field extrapolation methods employing windowed fourier transform ( wft ) or wavelet transform are proposed consequently

    基於射線理論的高頻漸近射束(復射束、高斯射束)疊加方法,以窗口富里葉變換( wft )以及小波變換為基礎的局部相位-空間域(小波束域)波場外推方法等相繼產生。
  10. The recognition of the global nature of propagators as the difficulties " physical genesis led researchers to develop and investigate propagation methods based on the expansion of the total field by sets of spatially confined wave functions, or in other words, to construct localized wave field propagators instead of the traditional global propagators

    認識到全局性傳播運算元在波場外推中的困難,近二十年來,許多研究都致力於發展基於波場局部空間分解的局域化傳播運算元以替代傳統的全局運算元。
  11. In this thesis, we follow the idea of the beamlet - domain wave field extrapolation methods to construct localized propagators. through comparative study of signal decomposition efficiency using different representation schemes, we select two groups of basic functions with simple expressions and good localization properties for wave field decomposition, propagation and imaging

    本論文通過對wft 、小波基、小波包,以及相關的框架理論等的分析比較,選擇了兩組形式簡單,且具有適宜於波場外推特性的基本函數集合來進行波場分解、傳播及偏移成像問題的研究。
  12. This conversion is based on the analytic expression of sonic and elastic wave equation, and use the different wave field extrapolation, which is initially used in seismic migration and forward modeling. this paper introduces the easy and efficient finite - difference method to realize the conversion by comparing three different methods

    論文經過對三種常規波場延拓方法( kirchhoff積分法、頻率波數域法和有限差分法)優缺點的比較,採用了簡單易用的有限差分方法來實現這種轉換。
  13. The paper concentrates on seismic wave - field forward modeling and migration for the fractured reservoir. it researches the wavefield extrapolation operator for lateral variation of velocity, design four theoretical models and seven practical models with fracture and cavity. base on the progenitor, in the frequency - wavenumber domain with the pspi wavefield extrapolation operator and arithmetic of forward modeling and migration that applied lateral variation of velocity which is strong, the paper obtains the result of numerical simulation and the wavefield characteristic by the way of the forward modeling and depth migration of poststack seismic wavefield

    本文圍繞縫洞儲層地震波場正演與偏移問題,研究了適用於橫向變速波場延拓運算元,建立了四個理論的縫洞模型和七個實際的縫洞模型,在總結、分析前人的研究成果的基礎上,利用適合橫向速度劇烈變化的相移加插值的波場延拓運算元,在頻率?波數域對上述的地質模型進行正演、偏移處理,最後得到了縫洞儲層地震波場的一些特徵。
  14. In order to verify the simulation field, the ultrasonic wave field radiating by a planar transducer was measured by small ball. by comparing the simulation field with the measured field, it is found that mgb is accurate in the far - field and most near - field region

    為了驗證聲場模擬的可靠性,利用小球法測量了直探頭的水中輻射聲場,將試驗聲場和模擬聲場比較,發現多元高斯聲束模型在遠場區和大部分近場區都是有效的。
  15. The precondition for processing cross - well seismic data is that to perform the original data analysis thoroughly and determine the various waveforms and wave field as well as using the effective way to boost the direct arrival and reflection and suppress the disturbances and other noises

    處理井間地震資料的前提是全面詳盡地分析原始資料,判別確認記錄上的各種波型與波場,採取有效手段突出直達波和反射波等有效波,壓制干擾波和噪音。
  16. Seismic wave field feature of ordovician carbonate karst reservoir ( cave, reef, hole, crack and cranny ) in tahe oil field is the difference magnitude diffraction wave over weak reflection amplitude, so, the diffraction wave exact imaging and fidelity amplitude processing is the basic of carbonate karst reservoir study

    摘要塔河油田巖溶儲集體(洞穴、礁灘、孔洞、裂縫或裂隙等)的地震波場特徵是弱反射背景之上的強弱不同的繞射波,因此,繞射波準確歸位成像和振幅保持是研究巖溶儲集體的基礎。
  17. The main purpose of this paper is to treat a gravity wave field with an array of two or more cylinders and to demonstrate the wave height distribution with different flow speed or different flow incident angle in a wave - current flow field with constant depth

    摘要本文的主要目的,在研究重?水波通過有限水深之群柱間時周圍?場的波高現象,以及探討波?共存時在?同?速及?同入射角?經圓柱群時所造成之波高變化。
  18. To study the wave field characteristics of 2 - d transversely isotropic elastic random medium, we separately calculated the statistical characterizations ( horizontal center frequency, vertical center frequency and relative magnitude of the wave field energy ) in the five different time sections

    為研究橫各向同性彈性隨機介質模型中的波場特徵,我們在五個不同的時間區段上,分別計算剖面的三個統計特徵(橫向中心頻率、縱向中心頻率、波場能量相對值) 。
  19. To study the wave field characteristics of 2 - d viscoelastic random medium, we divide up the theoretic recording sections ( vertical component ) into two different time sectors, and separately calculated and extracted the three statistical characteristics ( horizontal center frequency, vertical center frequency and relative magnitude of the wave field energy ) in the two different time sectors

    為研究粘彈性隨機介質模型中的波場特徵,我們在理論記錄(垂直分量)剖面上選取兩個時間區段;在這兩個不同的時間區段上,分別計算剖面的三個統計特徵(橫向中心頻率、縱向中心頻率、波場能量相對值) 。
  20. The concepts for the long period oscillation improvement in hwa - lien harbor include destroying the wave field structure of the incident waves, reducing the incident wave energy, and dissipating the energy of long period wave in the harbor

    至目前為止,有關花蓮港長周期振?多認為集中於?風作用時期,而改善的構想則大致有:破壞入射波的波場結構、削減入射波能、以及消散港內的長波能量。
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