earthquake mechanism 中文意思是什麼

earthquake mechanism 解釋
地震機制
  • earthquake : n. 1. 地震。2. 大變動,動亂。
  • mechanism : n 1 (機械)結構;機械裝置[作用];(故事的)結構。2 【哲學】機械論 (opp vitalism)。 3 【文藝】...
  1. In this paper the energy dissipation mechanism and anti - earthquake ductility design of ferroconcrete frame structure are expounded mainly

    文章主要闡述了鋼筋混凝土框架結構的耗能機理和抗震延性設計的方法。
  2. Experimental study on the mechanism of earthquake - induced differential settlement of building on liquescent subsoil by shaking table

    可液化地基上建築物不均勻震陷機制的振動臺試驗研究
  3. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。
  4. After researching the loads on dangerous rock synthetically, the author points out the development and collapse mechanism of dangerous rock : the geology foundations that forms dangerous rock are the constructional surfaces such as tectonic fracture 、 relief fissure, soft interlayer etc. the developing of dangerous rock is due to release of in - situ stress in rock 、 aeolation 、 water erosion and root flerry. the main loads leading to collapse of dangerous rock are gravity, water pressure and earthquake force

    在綜合研究危巖上的各種作用之後,本文提出了危巖的形成和破壞機理:硬質巖體中構造裂隙、卸荷裂隙、及各種軟弱夾層,結構面的的存在是危巖形成的地質基礎;地應力卸荷、風化、流水侵蝕、植物根劈是危巖發育的主要作用;重力、水壓力、地震力是危巖崩塌的主要荷載。
  5. According to composition and structure feature of jinjiang landslide analysis, the author considers it was a enormous landslide with the characters about multi - period ( total four slides ) and overlaying, its mechanism of deformation failure attributed to a representative sliding - bending mode in the consequent slope, the stability calculation indicates that no matter what the whole landslide would not slide, while, as earthquake intensity reaching or exceeding vi, the first - period landslide which lies to the south of huangjiagou in the front slip mass and the fourth - period landslide which lies to the north of caojialiangzi in the back slip mass will slide

    由金江滑坡的組成及結構特徵分析可知,邊坡為一多期次(四次滑動)兼具超覆特徵的巨型滑坡,其變形破壞機制屬順層邊坡中比較典型的滑移?彎曲型。穩定性計算表明,滑坡整體穩定性較好,僅在遭遇度及其以上地震作用的情況下,堆積體前部靠黃家溝以南的第一期滑坡及靠後部北側曹家梁子的第四期滑坡堆積體才會失穩;因素敏感性分析表明,滑坡穩定性對地震(尤以強震)最為敏感。
  6. Based on newmark ' s step - by - step implicit integration method, the response analyses of a tunnel are performed by using viscous - spring artificial boundary under various earthquake accelerations and multiform conditions of surround rock. the seismic responses of the tunnel are calculated by changing parameters of surround rock within the tunnel some ranges. two kinds of shock absorption measures, which are setting shock layer and reinforcing surround rock are studied and shock absorption effects, applicable to cases and shock mechanism are analyze

    4計算了不同地震動作用下不同的圍巖材料對隧道地震反應的影響,並通過改變隧道襯砌一定范圍內圍巖材料的參數,計算了隧道的地震反應,分析了在隧道施工中設置減震層和注漿加固一定范圍內圍巖這兩種方法的減震效果、適用條件及其減震機理。
  7. This article described the deformation features of taojiaba landslide and analyzed the inner factors, geologic setting, topography, morphology, stratum, lithology and texture, and the external influence factors, precipitation, flood, human activity, neotectonic activity and earthquake, and the transform features of landslide in the near future, and evaluate stability of landslide through the section coefficient method calculation on basis for landslide mechanism analysis and control work

    摘要陶家壩滑坡基本特徵顯示,滑坡變形的主要影響因素有:地質環境因素(地形地貌、地層巖性、物質結構) 、外界影響因素(降水因素、洪水因素、人為因素、新構造及地震) ,以及滑坡近期變形特徵,通過剖面遞推系數法計算,對滑坡的穩定性進行了評價,為滑坡機制分析和優化整治措施提供依據。
  8. 4. the seismic dynamic reliabilities of the nanjing changjiang tunnel were analyzed, and its dynamic reliable and disable probabilities under the 7 degree earthquake were obtained, by using the maximum stochastic responses and the first overstress mechanism. in the other hand, the probability of serious seismic intensity and its probability distribution function were calculated by analyzing the seismic degree, and the seismic dynamic reliable and disable probabilities of the tunnel in its design reference period were calculated by using the maximum stochastic responses and the first overstress mechanism

    4採用最大隨機地震響應和首超破壞理論分析了隧道抗震動力可靠度,得到了隧道在七度地震作用下的地震動力可靠概率和失效概率;並通過對南京長江隧址的地震危險性分析,得到了各烈度地震的發生概率及其概率分佈函數,在此基礎上,分別採用最大響應和首超破壞理論計算了隧道在設計基準期內的安全概率和失效概率。
  9. The author is studying on the mechanism of reservoir - induced earthquake in order to predict it. the research results include five aspects : 1

    為了給水庫地震預測提供依據,本文對水庫地震誘發機理進行了如下研究: 1
  10. Analyzing the propagation behaviors for open and close crack, the author gain that normal fault is more dangerous to earthquake than reverse fault and glide fault. 3. appling fracture mechanics to discuss reservoir - induce earthquake mechanism, the author observes the characteristic of surface crack and gains the stress intensity factor induced by the pressure of rock, water and osmosis

    針對庫區斷層為表面裂紋這一特點,研究水庫地震的斷裂特點,得出地應力作用下的應力強度因子、庫水作用下的應力強度因子和滲壓作用下的應力強度因子以及它們的應力強度因子之合,並且合理的解釋了構造型水庫地震的誘發機理。
  11. The innovation of multiple mechanism boundary surface plasticity model is that the effect of rotation of principal stress axial directions and large shear displacement of sand in the earthquake induced liquefaction are taken into account at the same time in the model

    獨到之處在於所建立的多機構邊界麵塑性模型能夠同時考慮土體在復雜荷載作用下主應力軸旋轉的影響和砂土地震液化時剪切大位移特性。
  12. 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。
  13. Sakashita, m., kono, s., tanaka, h., and watanabe, f., " lateral force resistance mechanism of a multi - story shear wall and peripheral members, " proceedings of the 7th japan - taiwan - korea joint seminar on earthquake engineering for building structures ( seebus 2005 ), seoul, korea, pp. 11 - 20 ( 2005 )

    方一匡,張簡建良,林廷駿, 「自充填混凝土梁在彎矩,剪力及扭矩組合載重之承力行為」 ,高性能混凝土在結構工程應用之研討會論文集,臺南,第211 - 246頁( 2005 )
  14. The mechanism of collapse of reinforced concrete structure is discussed. it is believed the collapse of reinforced concrete framework is a process in which the structure undergoes damage and the damage accumulate ceaselessly. so through the study of damage accumulation of framework element and whole structure in earthquake can learn its collapsing process

    本文對鋼筋混凝土結構地震倒塌機制的問題進行了論述,認為鋼筋混凝土框架結構的倒塌破壞過程是一個結構發生損傷並不斷積累演化的過程,因此通過研究框架構件和整體結構在地震力作用下的損傷積累來揭示其倒塌破壞的過程。
  15. Zhang hong, wang chao, shan xinjian, ma jin. focal mechanism analysis and parameter estimation of zhangbei - shangyi earthquake from differential sar interferometry. chinese science bulletin, 2002, 47 ( 4 ) : 334 - 336

    張紅,王超,單新建.基於sar差分干涉測量的張北-尚義地震震源參數反演.科學通報, 46 ( 21 )
  16. Mechanism of earthquake - induced saturated sand liquefaction and statistics assessment method

    地震時飽和砂土液化機理及統計判別法
  17. According to the demand of 《 code for seismic design of building 》 ( gb50011 - 2001 ), furthermore, based on the experimental study of two 1 / 15 reduced - scale shear wall models under low frequency cyclic and reversed lateral loads, the interacting behavior of the r. c frame column and the shear wall is studied, the failure mechanism and energy dissipation mechanism of moderate and tall shear wall with r. c frame column are compared, the seismic behavior is evaluated by the comparison of strength, stiffness, ductility, restoring force characteristics as well as energy consumption ability. it was showed by the experimental results that the earthquake resistant energy dissipation ability of the shear wall with frame column is satisfactory

    因此,為了探討這類剪力墻結構的抗震性能,本文以我國現行《建築抗震設計規范》 ( gb50011 - 2001 )的要求為基礎,通過1 15的縮尺比,將一縱向框架一剪力墻原型結構中的剪力墻結構模擬為一個試驗模型並對其進行了偽靜力加載試驗,研究了墻板與邊框柱的共同工作性能,分析了帶邊框柱中高剪力墻的受力特點、破壞及耗能機理,並從承載力、剛度、變形、延性及恢復力特性等方面綜合評價了其抗震性能,得出了一些有益的設計理念和方法。
  18. Through shaking table test, in this paper the rule of the underground structure reaction to earthquake is summarized and the distortion of the structure and the mechanism of wreck are analyzed, especially the effect of overburden and the vertical earthquake to underground structure are studied

    摘要文章通過振動臺試驗,總結了地下結構地震反應規律,分析地下結構的變形機制,並重點分析上覆土層和豎向荷載對地下結構動力性態的影響。
  19. ( c ) there are no plastic hinges in frames of 7. 5 regions by intermediate earthquake action. and favorable general seismic capacity behaves in rare earthquake action. the whole structure forms a relatively exhaustive " beam - hinges plastic mechanism "

    7度半框架在設防烈度地震作用下結構各個桿件均未出鉸;在罕遇地震作用下仍然表現出了良好的總體抗震性能,整個結構形成了較為徹底的「梁鉸機構」 。
  20. This paper introduces the development and present situation of vibration absorb technology in the world ; generally analysis the rubber - bearing ( rb ) and lrb " s operative mechanism, function and the calculation of parameter ; advance the concept of standardization to lrb ; on the basis of generally analyzing the connected factor such as the site category, the diameter of lead bar, the height of bearing, the designing carrying capacity, the span of bridge, the inherent period and the displacement of rb, determine the parameter, the absorbing vibration target, the method and the process of standardization to lrb ; then according to the two - step rule of resisting and defending earthquake, and combining with the response spectrum theory in the seismic vibration of bridge, make a lot of calculation and analysis of vibration absorb design to the real bridge collected and combined by finite element program ; at last, gives the result of standardization through diagram and explains to its usage

    本論文介紹了國內外減震技術的發展和現狀;綜合分析了普通板式橡膠支座和鉛銷橡膠支座的工作機理、性能及參數的計算;提出了鉛銷橡膠支座標準化的概念;在綜合分析場地土、鉛銷直徑、支座高度、設計承載力、橋梁跨徑、固有周期以及支座變位等影響因素的基礎上,確定了鉛銷橡膠支座標準化的參數、減震目標、方法和過程;並根據抗震設防兩階段原則,結合橋梁地震振動理論的反應譜法,運用有限元程序對收集和組合的實橋進行了大量減震設計的計算和分析;最後以圖表的形式給出了鉛銷橡膠支座標準化的結果,並說明了其使用方法。
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