震源機制 的英文怎麼說

中文拼音 [zhènyuánjīzhì]
震源機制 英文
earthquake source mechanism
  • 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
  • 機 : machineengine
  • 制 : Ⅰ動詞1 （製造） make; manufacture 2 （擬訂; 規定） draw up; establish 3 （用強力約束; 限定; 管束...
  • 震源 : [地球物理] focus; seat; hearth; centre; centrum; origin
  • 機制 : 1 （機器製造或加工的） machine processed; machine made 2 （機器的構造和工作原理; 有機體的構造、功...
  1. The pre - seismic and post - seismic stress direction can be statistically determined by a large collection of foreshock and aftershock focal mechanism data while the stress drop can be determined through the source fracture inversion from seismic wave data or crust deformation data

    地震前後的應力方向可根據大量前震和餘震震源機制統計給出；地震應力降可通過地震波或地殼形變資料的震源破裂反演研究得到。
  2. Based on the fromer study of mine tectonic, hydrology, tunnel deformation, etc., 3 - d numerical simulation of current tectonic stress field of lvjiatuo coal mine was done in this thesis, combining with local hypocenter mechanism solve and relational stress in - situ measuring value regression analysis has been done to the simulation result, and the reasonable results are gained those will offer dependence for disposing the tunnels more rational and making tunnel supporting more economical and safer

    摘要本文在前人對呂家坨礦進行礦井構造、水文地質、巷道變形等研究的基礎上，結合該地區的震源機制解及有關的應力實測值，對礦區現今構造應力場進行了三維數值模擬，並對模擬結果進行了線性回歸分析，得到了與現實較為符合的結論，為更合理的巷道布置和更經濟而安全的巷道支護提供依據。
  3. Studies on the earthquake sequences and the source mechanisms of the strong earthquakes show that yunnan has more obvious subarea characteristics of earthquake type

    摘要對雲南地震序列和強震震源機制的分析與研究表明，雲南地區具有較明顯的地震類型分區特徵。
  4. This machine is comprised of screen box, vibration source and damper, vibrating frame and screen box are connected with 4 - 12 group soft rubber damp - ers fixed up and down, and the centrifugal force is generated therein, the floating ampli - tude is controlled by the damper, by which, material realizes a process of throw and lami - nation filtration downward, and therefore reach - ing the optimized grading and screening ef - fect

    本機由篩箱.振動源及減震器三大部分組成.振動機架與篩箱連接有4 - 12組軟橡膠減震器上下固定，產生離心力，由震器控制浮動振幅，使物料有一個向下拋震和向下分層過濾的過程，從而達到最佳分級過篩的效果
  5. Combined with some previous results, we have generalized preliminarily the dynamic evolution characteristics of stress field in the focal region and its adjacent area before moderate and strong earthquakes, and tried to give out the judgement index of earthquake prediction with the comprehensive mechanism solution of small earthquake

    結合前人的有關研究成果，綜合歸納了中、強地震前震源區及附近應力場的動態演變特徵，並嘗試給出了小震綜合機制解參數預報地震的判據指標。
  6. ( 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。
  7. In addition, effects of several factors such as local site conditions, focal mechanism, epicentral distance and seismic magnitude on these parameters are discussed, and several significative results and conclusions are obtained. in all records there are about 1 / 3 vertical ground motion ’ s peak acceleration bigger than 2 / 3 of the corresponding horizontal one, so the action of vertical ground motion should not to be underestimated. vertical design response spectrum equals that the horizontal design response spectra times 65 % is probably unsafe when period is short, and suggest adopting different coefficients when at different periods

    本文基於對大量歐洲強震記錄的研究，分析了地震動豎向與水平向分量在峰值加速度、反應譜值、頻譜周期等參數方面的差異，以及這些參數與場地、震源機制、震級和震中距的關系，得到了以下有意義的結果和結論:在本文分析的地震記錄中大約1 / 3的記錄加速度峰值比大於2 / 3 ，豎向地震動分量的作用不可低估;在短周期，豎向地震動影響系數的最大值僅取為水平向地震動影響系數最大值的65 %是偏於不安全的，可以考慮按周期分段採用不同的折減系數;我國現行抗震規范中設計反應譜特徵周期的取值偏低，可能是偏於不安全的;豎向與水平向地震動分量卓越周期的比值在0 . 7 - 0 . 9之間，豎向設計反應譜的特徵周期應有單獨規定。
  8. We analyzed and studied the structure environment, the epicenter mechanisms of medium - strong earthquakes, time and space distribution of medium - strong earthquakes and the relation between the small earthquakes clusters around baicheng and medium - strong earthquakes in the seismic field of south tianshan mountain

    摘要分析研究了南天山地震帶構造環境、中強地震活動震源機制解、中強地震時空分佈以及拜城周圍小震群活動與中強地震的關系。
  9. The focal mechanism is mainly left - lateral strike - slip, with a very small normal fault slip component

    這次地震的震源機制基本上是左旋走滑，帶有微小的正斷層滑動分量。
  10. It is recognized that the concerted characteristics of the earthquake focal mechanism of earthquake sequence for various types are different

    認識到，不同類型的地震序列其震源機制的一致性特徵不同。
  11. We have studied synthetically the tectonic stress field in the three gorges and its adjacent area by use of data of crustal deformation, focal mechanism and borehole stress observation

    摘要利用地形變測量、震源機制和鉆孔應力測量等資料，綜合研究了三峽及鄰區的構造應力場。
  12. By using the data of comprehensive mechanism solutions of small earthquakes and suing the signs of initial p wave recorded by seismic recording, the dynamic changes of stress field of small earthquakes occurred before four moderate - strong earthquakes in north china have been studied

    使用由地震記錄p波初至波符號求取的小震綜合機制解資料，分析研究了華北地區4次中強地震前震源區及其附近小震應力場的動態變化。
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