phase migration 中文意思是什麼
phase migration
解釋
相遷移-
Phase analysis of thallium is not only the research objective of thallium migration and ecosystem effect of thallium in nature environment, but also the guide to find hidden large scale deposit such as ti, au, hg, as and sb ore
摘要鉈的相態分析既是研究自然環境中鉈的遷移和生態效應的指標，也是指示尋找大型隱伏礦床如鉈、金、汞、砷、銻等礦的手段。 -
It suggests that the vortex migration and crystalling phase vortex nucleation of microscale ore - forming fluid will be the another important way in which some matter in system of metallogenetic kinetics moves and exists
這暗示，微尺度成礦流體的渦旋運移與晶相渦旋成核可能是地球成礦動力學體系中某些物質運動和存在的又一種重要的形式。 -
On the other hand, the activity and function of p27 kip1 was affected by many physiological agents such as camp, il - 2, rampamycin. the expression of p27kip1 increased after - irradiationin in the fibroblastoma cells, leading to arrest in gl phase, but its expression markedly decreased after y - irradiation in the nbcc cells, and leaded to arrest in g2 / m phase. several studies have reported that p27 kip1 involved in a much wider range of cellar processes, such as differentiation, apoptosis and migration, the expression level of p27kip1 is key for its function in dna damage responses
另一方面， p27kip 』的活性水平及功能作用，因細胞類型不同而各異，又受多種因素的影響，如一些有絲分裂原camp 、雷帕黴素可以上調p27kip ，的表達，而il一2等則與p27ki 」 『的表達下降有關，受電離輻射（ ir ）照射的成纖維細胞瘤及用1 ， 25一二經基d3處理的hela細胞系在gl期均有游離的p27腳『的積累，細胞周期阻滯在gl期;而在痣癌伽bccs ）細胞中， y一射線能誘導p27吻『表達水平的顯著下調，細胞周期阻滯在g2艦期。 -
The paper takes an example of condensed gas feild in qianmiqiao buried - hills. based on the research of formation and development of the buried - hills, three important subjects in the research are discussed with the application of advanced technical and methods ( namely, balanced cross sections, analysis of carbon isotope, mensuration of reservoir fluid inclusion ) : ( 1 ) the development of karstification and characters of reservoir in ordovician ; ( 2 ) lower tertiary ( es3 ) source in the depression nearby ; ( 3 ) the hydrocarbon generation history, migration phase and reservoir formation history
論文以千米橋潛山凝析氣藏為例，在研究潛山形成演化基礎上，採用先進技術手段（平衡剖面技術、碳同位素分析、儲層流體包裹體測定） ，討論了該潛山油氣藏研究中三個重要問題： （ 1 ）古巖溶發育與奧陶系儲層特徵； （ 2 ）臨近凹陷下第三系油氣源： （ 3 ）油氣生成史與運移期次以及成藏歷史。 -
The research results are controlled source which has linear or nonlinear variabe frequency scan function and the seismic instruments which match with it, and the method of small group intervals, small offset, much more channels, short array length, high - frequency receivers are applied during the link of data acquisition, and that the techniques of the refraction static correction, the noise suppressing, the high - resolution velocity analysis, the wavelet length compression, the wavelet zero - phase, and the prestack migration should be applied emphasizedly during the link of data processing and interpretation
研究表明，對于城市活斷層的抗干擾高解析度淺層地震勘探，在數據採集環節應採用具有線性或非線性變頻掃描功能的可控震源和與其相匹配的地震儀器，以及小道間距、小偏移距、多接收道、短排列和高頻檢波器接收的工作方法；在數據處理與解釋環節，要重視折射靜校正技術、噪聲壓制技術、高精度速度分析技術、子波壓縮技術、子波零相位化技術和疊前偏移技術等的應用。 -
A generalized high order screen extrapolator of double square root ( dsr ) equation is derived from the non - stationary phase shift formula of wavefield continuation, thus a new prestack depth migration method in the cmp - offset domain is proposed
在波場延拓方面，從非穩態相移公式出發，推導出廣義高階屏雙平方根波場延拓公式，從而得出了一種新的共中心點-炮檢距域疊前深度偏移方法。 -
Dm mobile phase migration
流動相遷移距離 -
The phases of sulfuric acid slag of various sizes were drawn by seven - step method in the improved separation condition of disturber, and phases of thallium were compared before and after the slag was grinned to analyze phase migration
為了進一步探討顆粒物中鉈相態提取的技術和方法，在優化干擾物分離條件下，採用七步法提取了幾種不同粒徑硫酸廢渣中鉈的相態，比較了廢渣研磨前、后各相態鉈的異同。 -
Mgo and al2o3 can form mgal2o4 existing mainly on the grain boundary through solid phase reaction, which limited the migration of the grain boundary and thereby inhibited the abnormal growth of the alumina grain
Mgo能與al _ 2o _ 3發生固相反應生成主要存在於材料晶界處的mgal _ 2o _ 4 ，限制了晶界的遷移，從而抑制了氧化鋁晶粒的異常長大。 -
The migration results of the synthetic and ocean field datasets show that this method is correct and effective. several prestack depth migration methods are proposed and unified to the synthetic source record migration method. these methods include plane wave migration with fourier finite difference ( ffd ) extrapolator, maximum energy plane wave migration and prestack migration with phase encoding of areal shot records
通過對本文提出的平面波傅立葉有限差分疊前深度偏移方法、最大能量面炮記錄疊前深度偏移方法和相位編碼面炮記錄疊前深度偏移方法的研究，試算和對比，提出了合成震源三原則，根據這些原則，提出了合成震源概念和合成震源記錄疊前深度偏移方法。 -
Further, analyse the characteristic of the seismic wavefield of fractural reservoir and the influence caused by fracture density, property of the filled material and the strike of fracture. fifthly, in term of research of zhangshulun et al., concisely discuss the arithmetic of the plane wave forward modeling and migration with phase shift method, in prestack common offset gathers and check the arithmetic by numerical simulation
第四，用基於彈性?聲學近似的反射系數計算公式和本文提出的付氏變換子波生成法得到縫洞模型的反射系數模型和子波模型並用vrselrf波場延拓運算元對其進行地震波場數值模擬；進一步分析了縫洞儲層的地震波場特徵及縫洞密度、充填物性質和裂縫走向對其波場特徵的影響。 -
Prestack migration method, based on wave motion equation, is also developed for receiver function, and compared with ray method. both p - to - s conversion wave and direct p phase contained in receiver function are migrated and imaged by reverse - time migration for data gather including all receiver functions recorded in all seismological stations for one event, and imaging profile is finally obtained by stacking for all events
本文還在接收函數射線反投影疊加成像的基礎上，提出了一種基於波動方程的接收函數疊前偏移成像方法，將同一事件接收函數中的轉換波和直達p波震相以各自的速度向深度方向逆時延拓成像，並通過不同慢度接收函數的疊加，得到最終的偏移成像結果。 -
The migration of phase shift interpolation based on velocity model
基於速度模型的相移插值偏移 -
From 1920s up to now, various techniques and methods for wave field decomposition, propagation and migration / imaging have been well developed, such as the kirchhoff asymptotic method, frequency - wavenumber domain phase - shift and phase - shift - plus - interpolation methods, and the one - way wave equation based phase - screen and generalized screen methods, etc. wave field extrapolation in these methods is implemented based on the expansion of the wave field by sets of basic functions like spatial fourier harmonies, modes, and green ' s functions
自上個世紀二十年代至今，波場分解、傳播與偏移成像技術經歷了將近一個世紀的發展，形成了多種不同的方法，如kirchhoff波動方程高頻近似解方法，頻率-波數域的相移（ phase - shift ）方法和相移-內插（ pspi ）方法，以及在混合域中基於單向波動方程的相位屏、廣義屏方法等。 -
A hybrid migration method, named " fourier finite - difference migration ", is a post - stack depth migration scheme. the downward extrapolation operator is split into three operators : one operator is a phase - shift operator for a chosen constant background velocity, another operator is the well - known first - order correction term, and the third operator is a finite - difference operator for the varying of the velocity function. phase - shift downward extrapolation and finite - difference downward extrapolation preserves the advantage of phase - shift method and finite - difference method
傅立葉有限差分（簡稱ffd ）偏移演算法是一種疊后深度偏移演算法，其向下延拓運算元是一種混合運算元，包括三項：一項是處理常速的相移運算元，一項是一階相移修正運算元，最後一項是類似45度方程的有限差分運算元，用來處理劇烈橫向變速。 -
In this paper, deconvolution and linearized inversion of receiver function are improved ; multi - channel deconvolution and wavelet inversion are developed for receiver function. the elastic wave motion equation is applied in the simulation and migration of receiver function in lateral inhomogeneous media, multi - grid algorithm is introduced in numerical modeling of elastic wave motion equation, and phase - delay boundary condition is also provided to absorb boundary reflection
在此基礎上，重點研究和發展了橫向非均勻介質中，基於波動方程的數值模擬與偏移成像方法，首次將多重網格演算法引入到彈性波方程的數值模擬和接收函數的偏移成像，還發展了一種延遲邊界方法，以消除人為邊界反射的影響。 -
The synthetic source is the generalization of plane wave source, controlled illumination source, piecewise plane wave source and areal sources with phase encoding etc. by migrating the synthetic source record, the computational cost of the conventional areal shot record migration can be reduced by several times without significantly degrading the image quality
合成震源既包括了已有的平面波震源，也包括了控制照明震源，分段平面波震源和相位編碼震源。合成震源記錄疊前深度偏移方法是炮記錄偏移、平面波偏移、控制照明偏移和相位編碼面炮記錄偏移方法的推廣和統一形式。 -
Secondly, three migration methods including kirchhoff integral, 15 ? finite difference and wave equation phase displacement are discussed with the steps of performing on computer
（ 2 ）論文完成了對克希霍夫偏移、有限差分偏移和相位移偏移的理論和方法實現的研究。 -
Towards the end of last year, china s state administration for radio, film and television ( " sarft " ) announced the target of a full digitalization of tv broadcasting by 2015. hunan, one of the pilot provincescities to complete the initial phase of digital broadcasting before 2005, has underlined hunan network s decision to partner with dvn that has a strategic presence in china to facilitate the province s full migration to digital broadcasting
中國廣電總局（中國國家廣播電影電視總局）自去年底訂出目標在二零一五年實行電視廣播全面數碼化，湖南省作為試點城市之一，需要在二零零五年內完成首階段的數碼廣播，故選定了在中國數碼廣播擁有先驅地位的天地數碼作為戰略伴，務求盡早將數碼廣播擴展全省各城市鄉鎮。 -
By means of xrek sem, mip, bet modern testing apparatus and avenue, reinforced durability of nthpc mechanism by fd - 1 is studied. it is proved that mineral admixture can prompt pore tiny, promote interface station and decrease ch phase. ca ( no2 ) 2 can activate hydration reaction at early age, but it harasses migration mechanism of water in micro - pore,
試驗證明，礦物外加劑使水泥漿體孔徑細化、水化產物相密實、界面過渡區改善、 ch晶相總量減少; ca困02 ） 2促進和穩定了ch晶體生成，但改變了水泥石中水的遷移機制，包括遷移途徑和速度。
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