震源確定 的英文怎麼說

中文拼音 [zhènyuánquèdìng]
震源確定 英文
hypocenter determination
  • 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
  • 確 : 形容詞1. （符合事實; 真實） true; reliable; authentic 2. （堅固; 堅定） firm
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 震源 : [地球物理] focus; seat; hearth; centre; centrum; origin
  • 確定 : 1. （明確地定下） define; fix; determine; ascertain 2. （明確而肯定） definite; certain; for sure
  1. First of all, it determines the scope in which earthquake might be genetated, the potential seismic sources areas and the upper limit of the earthquake magnitude through the analysis, research and evaluation of the area seismic geological condition of the workzone. secondly, according tothe research of the seismic activity, it also determines the seismic activity coefficients for per potential seismic sources areas, and the delay relation of seismic intensity and seismic accelaration, and then three different seismic intenstities and dynamic strength of bedroch under different probability are given. through the analysis and caculation of earthquake hazard with the analytic approach of probability

    首先，對工作區的區域地震地質環境進行了分析、研究、評價，確定了萊蕪市可能發生地震的范圍、潛在震源及其震級上限等。其次，根據對地震活動性的認識，確定了各潛在震源區的地震活動性參數及萊蕪市地震烈度和地震加速度衰減關系，在此基礎上用概率分析法對萊蕪市地震危險性進行了分析計算，得到了萊蕪市在三種不同概率水平下的地震烈度和基巖地震動強度。
  2. ( 3 ) based on the analyses results of simple inference method and seismic focal mechanism and on the statistic results of measured geostress data, the direction of principal stress was derived and based on the analyses results of macro geological estimate and on the statistic results of measured geostress data the magnitude of principal stress was derived too. the influence of rapidly down - cutting of yellow river on geostress field of studied zone was discussed. then the evolution of geostress field accompanying with the down cutting of yellow river and was simulated with fem and the spatial distribution features of geostress were discussed

    根據簡易推斷法、地震震源機制分析法以及地應力實測資料統計分析結果，綜合確定了工程區的主壓應力方向；運用地質宏觀判斷法並結合地應力實測資料的統計分析結果對地應力的量級進行了綜合評價，並進一步討論了黃河快速下切對研究區地應力場的影響；運用有限元法模擬了研究區地應力場的形成過程，並探討了地應力的空間分佈規律。
  3. This paper discussed two problems in current seismic safety evaluation for engineering site, i. e., the requirements of seismotectonic investigations and evaluation in near site area ( near region ) at the different seismic work levels ; and consistency between seismogenic structure and potential earthquake source with deterministic method and probabilistic method in engineering site seismic work at i - level

    摘要本文討論了目前工程場地地震安全性評價工作中大家關心的兩個問題：不同級別地震工作的近場區（近區域）地震構造調查和評價的不同要求以及級工作中確定論和概率論分析方法中發震構造與潛在震源區的統一性。
  4. This paper relates to some problems about the determination of design ground motion parameters, which include the choice of the attenuation relationship of rock horizontal acceleration response spectrum, the impact of focal depth to rock peak horizontal acceleration and rock response spectrum curves, the choice of intensity envelops function and random input phase, the choice of soil nonlinearity and shear wave velocity, scale of design ground motion response spectrum etc. in the researches of relative aspect, based on a typical section plane of the engineering site, influence of the change of some parameters on design ground motion parameters and the existing errors and corresponding rules are studied by using the method of one dimension model of equivalent linearization

    摘要研究了確定設計地震動參數中涉及的若干問題，其中包括基巖水平加速度反應譜衰減關系的選擇、震源深度對基巖水平加速度峰值及基巖反應譜曲線的影響、強度包絡線函數及輸入隨機相位的選擇、土體非線性特性參數和土層剪切波速值的選擇、設計地震動反應譜的標定等問題。
  5. Shallow structure earthquakes are always concurrent with fault activities. evidence testifies that earthquakes often occurred densely near the place where the faults exist. there is an intimate relationship between earthquakes and active faults. so in analyzing the danger coefficient of earthquakes, it is very important to ascertain the locations and scale of earthquakes that will occur possibly in the future

    淺源地震總是伴隨斷裂活動而發生的，已有資料證實地震確實是在已有斷裂面附近密集發生，地震與地表現有的活動斷裂帶有密切的關系。為進行地震危險性分析，確定未來可能發生地震的地段和強度是極為重要的。
  6. Using the arrival times of 197 earthquakes well recorded by the beijing seismic network and the china - germany cooperative yanqing digital seismic array in the period from october of 2001 to december of 2005, we accurately relocate these earthquakes by the joint - inversion program for hypocentralr position and 3 - d velocity structure

    摘要利用首都圈地震臺網和中德合作延慶數字地震臺陣2001年10月2005年12月獲得良好記錄的197次地震到時，運用地震震源位置和三維地殼速度結構聯合反演程序對這些地震實行精確定位。
  7. The accurately controlled signal source generates sinusoidal elastic wave accurately controlled in frequency and stable in phase to " illustrate " underground media. time signal stacker receive signal by stacking and doing fft to measure the transfer function of media. " sompi " cepstrum method retrieve group velocity travel times and decayed factors of wave element from observational data of transfer function in a limited frequency window

    精密可控震源用於產生頻率精確相位穩定的正弦彈性波以照射地層內部，信號疊加器通過對接收信號進行疊加和進行傅立葉變換的方式實現對介質傳遞函數的精密測量， 「存否」倒譜方法能夠根據一段窄帶頻域傳遞函數數據獲得時域上各個波成分的群速度傳播時間和介質衰減因子。
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