點震源 的英文怎麼說

中文拼音 [diǎnzhènyuán]
點震源 英文
single source
  • 點 : Ⅰ名詞1 （液體的小滴） drop （of liquid） 2 （細小的痕跡） spot; dot; speck 3 （漢字的筆畫「、」）...
  • 震 : Ⅰ動詞1 （震動） quake; shake; shock; vibrate 2 （情緒過分激動） be greatly excited; be deeply ast...
  • 源 : 名詞1. （水流起頭的地方） source （of a river）; fountainhead 2. （來源） source; cause 3. （姓氏） a surname
  • 震源 : [地球物理] focus; seat; hearth; centre; centrum; origin
  1. The subsurface coverage is from 13 to a point halfway between 24 and the source.

    地下覆蓋段是從13道到24道至震源的中點。
  2. The point on the earth's surface directly above is called the epicenter.

    地表上直接對著震源的那一點稱為震中。
  3. Based on the simple describle of the basic principle of anti - disturbance high - resolution shallow seismic exploration, all the sources, the properties of digital seismic instruments, the receive method and conditions, the observation system, and the data processing and interpretation of the urban active fault detecting are discussed emphasizedly

    在簡述抗干擾高解析度淺層地震勘探基本原理的基礎上，重點論述了城市活斷層的抗干擾高解析度淺層地震勘探的震源激發、數字地震儀性能、接收方式與接收條件、觀測系統以及數據處理與資料解釋等。
  4. Nondynamite sources make it possible to achieve the advantages of shooting a large number of distributed shots.

    非炸藥震源具有激發點大量分佈的優點。
  5. The result show, most of the medium - strong earthquakes faults are dip - slip reversed, distribution of the main stress p axis is sector from west to east ; there are large difference between kuche and baicheng region in seismic activities, but the characteristic of cluster is same in the two region ; the distribution of medium - strong earthquakes is nw direction in baicheng region, it show, there can have a concealed fault ; small earthquake clusters ' activities can reflect the effect that local medium - strong earthquakes to the secondary small structure around it

    結果表明：南天山東段中強震震源斷錯以傾滑逆斷為主，主壓應力p軸由西到東呈扇形分佈；相距較近的庫車與拜城地區地震活動存在較大差異，但均存在明顯的成叢性分佈特點；拜城地區中強地震分佈呈北西向可能預示著該區存在隱伏斷裂，小震群活動則可能反映了局部中強震對周圍次級小構造的影響。
  6. The cross - well seismic forward modeling program can be applied to geological model that has different velocities and dips to calculate cross - well seismic synthetics for given sources and receivers by ray tracing the least traveltime or four order differential wave equation

    研製的井間地震正演合成記錄的程序，可用來對不同速度、不同傾角的地質模型，通過最小旅行時的射線追蹤或四階差分聲波波動方程，計算出對于給定震源和給定檢波點的井間地震合成記錄。
  7. Our results show that point source, finite fault and multi - sources are well reconstructed

    本文結果顯示單一點震源，有限長斷層錯動及多重點震源皆可有效的加以重建。
  8. In order to make the studying about the seismic exploration method possess systematic nature and the ability of tackling key problem in front - zone of mountain, we have done the research work of tackling key problem aiming at the field gathering technology of seismic exploration of the complicated structure belt ( the construction of underground and the earth ' s surface condition are complicated ) of front - zone of mountain in this text, and a large number of relativity trials by the close combination of production and scientific research, summarized a set of field method of the complicated structure belt of front - zone of mountain, adjusted both of trial factor and construction factor of the field gathering in time, achieved finally the goal of making its structure character clear

    近幾年來，隨著地震勘探裝備和技術的改進，野外資料採集技術有了新的進展，主要表現為多種震源聯合激發方法（井炮和大噸位可控震源） ，基於地表條件及表層調查基礎上的激發選點方法，小道距、長排列、高覆蓋接收方法，基於模型的「分段、分線、分區」觀測系統目標設計方法等，取得了顯著的勘探效果。為了使山前地震勘探方法研究具有系統性和攻關性，通過本文對復雜山前復雜構造帶地震勘探的野外採集技術進行攻關研究，進行了大量具有針對性的試驗，總結出了一套山前復雜構造帶野外施工方法，最終達到了搞清復雜山前復雜構造帶山前復雜構造帶構造特徵的目的。
  9. In order to calculate synthetic seismograms in a layered half - space with the sources and the receivers at close or same depths, an efficient numerical integration method - the peak - trough averaging method ( ptam ) is proposed, based on the repeated averaging method

    摘要為了計算在震源和接收點深度相同或相近情況下分層半空間介質中的合成地震圖，在重復平均法的基礎上加以改進，提出一種有效的數值積分方法峰谷平均法。
  10. The quantitative relation of both the p - wave particle displacement proportion to charge and the root mean square of amplitude proportion to the 3 / 2 root of cavity radius was obtained, then the elongated charge, and the vertical delay stacked source, and the concentrating energy source, and the detonating seismic hammer, and opposite collision source were developed

    本文基於球腔震源的縱波位移方程、激發子波的振幅及頻率與藥量的關系等理論基礎，總結了縱波質點位移與藥量成正比、振幅譜均方根與空穴半徑的3 2次方成正比的定量關系。
  11. Adopting this model, we analyze the seismic hazard near the chelungpu fault that generated the chi - chi ( jiji ) earthquake with magnitude 7. 6 and the following conclusions are reached. this model is reasonable on the base of focal mechanism, especially for sites near potential earthquakes with large magnitude ; the attitudes of potential rupture surfaces have great influence on the results of probabilistic seismic hazard analysis and seismic zoning

    結果表明：採用潛在地震破裂面源模型是合理的，因為它可以模擬地震破裂面與地震動影響場的三維展布特徵，尤其適用於較大震級地震的近場區域；潛在地震破裂面源的大小、產狀，對近震源場點的地震危險性分析和地震區劃結果有明顯的控制影響。
  12. The paper introduces the principle of transient rayleigh wave exploration and the calculating process of f - k region analysis, according to experimental data analyzes the influences of the parameters on the calculation of phase speed of rayleigh wave and the various factors affecting transient state rayleigh wave exploration, at last, gives some advices on how to choose the best sampling rate, group interval, offset, vibrating source and receiver

    介紹了瑞雷波勘探的原理和f - k域分析法的計算過程，分析了各參數對瑞雷波相速度計算的影響，通過實驗數據分析了影響瑞雷波勘探的主要因素，就如何選擇最佳采樣率、道間距、偏移距、震源以及檢波器等提出了幾點建議。
  13. Potential sources are simplified as point sources or linear sources in current probabilistic seismic hazard analysis ( psha ) methods

    摘要目前國內外常用的概率地震危險性分析方法中，一般把未來可能發生的地震震源（潛在震源）簡化為點源或者是線源。
  14. Undulate acquisition surface is one of the main properties of the seismic datasets from western china. based on the synthetic source record migration method and wave stack principle, a method of migrating directly from the undulate surface is presented and tested

    結合我國西部地震資料的特點，針對起伏地表情況下的地震數據成像問題，提出了與合成震源記錄偏移方法相應的成像方法以及基於共聚焦點技術的基準面向上校正方法。
  15. The differences between this method and other similar methods are : ( 1 ) the fast synthetic source record algorithm based on the wave theory is adopted in prestack depth migration. ( 2 ) the plane wave source is used in migration that is consistent with the velocity analysis method. ( 3 ) by using the controlled illumination, the distortion of the plane wave source wavefield due to the lateral velocity variation is avoided therefore the error of velocity analysis is reduced and ( 4 ) the practical velocity spectrum makes the interactive migration velocity analysis feasible and convenient

    與其他類似偏移速度分析方法的不同點在於： （ 1 ）疊前深度偏移採用基於波動理論的快速合成震源記錄演算法； （ 2 ）偏移方法採用平面波震源，與速度分析方法一致； （ 3 ）應用控制照明技術，避免了因橫向變速而導致的平面波震源波場在傳播過程中的畸變，從而減小了速度分析的誤差； （ 4 ）實用的速度譜設計，使交互偏移速度分析可行且易於操作。
  16. The common - depth - point technique merely means the manifold repetition of each reflection observation with different source - detector geometry

    其深度點技術僅意味著用不同的震源? ?檢波器的分佈形式多次重復每個反射觀測。
  17. Using the directional characteristic of the positive direction explodes elongated charge, wavefront of the elongated charge in the explode location shown higher directivity is in - phase stacked, and also propitious for p - wave to explode and travel

    細長藥柱震源利用正向激發長藥柱的定向性特點，達到激發后的波前面在垂直向下的方向上是同相疊加的，顯示出很強的定向性，有利於縱波的激發和傳播。
  18. The seismic wave madding by the detonating seismic hammer have higher frequency and remedy the disadvantage of the lower energy utilization of the concentrating energy source

    爆炸地震錘由爆炸射流拋射錘頭撞擊地層，激發地震波具有較高的頻率，同時彌補了聚能震源彈能量利用率不高的缺點。
  19. The common-depth-point technique merely means the manifold repetition of each reflection observation with different source-detector geometry.

    其深度點技術僅意味著用不同的震源檢波器的分佈形式多次重復每個反射觀測。
  20. Focus size of large earthquakes is considerable, and fault rupture attitudes may have great influence upon the seismic hazard of a site which is near the source

    但對于較大震級的地震，仍然採用點源或線源模型來描述潛在震源顯然是不合理的。
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