面震法 的英文怎麼說
中文拼音 [miànzhènfǎ]
面震法
英文
vibroflotion method-
And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media
以土力學模型為基礎，利用以土骨架和孔隙流體的四個位移為基本未知量的數值方法去模擬二維飽水介質中的地震波傳播，採用了顯式差分方法（中心差分法和newmark常平均加速度法結合）和透射邊界，通過比較利用幾種差分格式求解的加速度結果，發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用，分別編制了體波（ p波或sv波） 、 rayleigh面波輸入時求解兩相介質動力響應的兩個二維數值分析程序。Broadside seismic reflection profiling
側向地震反射剖面法Broadside seismic refraction profiling
側向地震折射剖面法Thus the use of steel fiber reinforcement concrete in corbel can avoid complicated calculating in design, and the diminish difficulty of construction, at the same time when corbel ' s dimension can not be increased the reinforcement concrete corbel ' s ultimate load capacity and anti - seismic performance can be improved by the addition steel fiber into concrete. this method has become a kind of applied method and is highly concerned by the domestic and international academe and engineer group
因此，在配筋密集的牛腿中使用鋼纖維混凝土可以避免設計時繁雜的配筋計算、減小施工難度，同時在牛腿截面尺寸不能增大的情況下，可以通過加入鋼纖維來提高鋼筋混凝土牛腿的承載力和抗震性能，用鋼纖維加入鋼筋混凝土牛腿已成為一種實用方法受到了國內外學術界和工程界的極大關注。The method proposed in this thesis do well in solving the problems of multi - damping - ratio - spectra simulation. it is convenient to obtain the pareto optimal solution set of the multi - object question by using implicit parallel genetic algorithms and the method can meet the practical needs for simulating ground motions coinciding with multi - damping - ratio - spectra in seismic design. the crossing rate and variance rate are important parameters of genetic algorithms which affect the rate of convergence, the adapting rate of cross and variation in this paper can auto - adapt and according to stand or fall of current sample, it assures the sample approach to the pareto optimal solution set in fast convergent speed
較好地解決多阻尼比反應譜擬合問題；本文方法通過一次運行就能獲得一組具有集系特性的地震動，在擬合多阻尼比反應譜的人造地震波集系的模擬方面有傳統方法所不能比擬的優勢，產生的人造波或人造波集系可滿足工程抗震設計需要；在遺傳演算法中，交叉概率和變異概率是影響收斂速度的重要參數，本文採用的改進自適應交叉概率和變異概率，可以根據當前樣本的好壞程度來自動地選擇適當的交叉概率和變異概率，以保證演算法始終以較好的速度向pareto最優解集逼近。Application of the neural networks to the epicenter locating of explosion earthquakes
神經網路方法在爆炸地震震中定位方面的應用With the development of social economy and the acceleration of urbanization, many countries including china have to face the environmental problems, hygienical filling is one of the popular methods to dispose the solid - waste, and so too much importance has been attached to seismic stability research of solid - waste containment slope
隨著社會經濟的發展和城市化進程的加快，治理城市廢棄物已經成為我國和世界各國城市建設中面臨的重大環境問題，採用衛生填埋技術是世界各國處理城市廢棄物的主要方法，有關填埋場基坑邊坡的地震穩定性研究越來越受到重視。Hi this thesis, the technique of detector array is used to obtain the location of anomalous infrasound, it is the basic of the study of prediction of earthquake. to derive useful information by using spectrum analysis on infrasonic signal. then combing with other methods a forecast could be made
本課題主要是利用數字技術，採用用傳感器陣列計算異常次聲波波源的方位，這是今後預測震中位置研究的前提；並對次聲信號進行頻譜分析，提取有用的關于臨震次聲方面的信息，再結合其他的預報方法，作出準確的地震預報。Nasb ： " now it shall come about when he sits on the throne of his kingdom, he shall write for himself a copy of this law on a scroll in the presence of the levitical priests
呂震中本：將來他登了國位，就要從祭司利未人面前的原本、為自己用一卷錄寫這律法的抄本。To do the investigating and studying work about the achievements of tackling key problem of the quondam exploration of front - zone of mountain, to analyze and study the applicability about the gathering technology used in the seismic exploration of the complicated construction belt of front - zone of mountainous ; 2. combining the quondam achievements, researching the design method of observation system objective of the complicated construction belt based on seismic - geology model, firstly, building the surface level and deep layer seismic - geology model of complicated construction belt and analyzing the forward model, secondly, designing the observation system aiming at the overthrust nappe structure in section and in area ; 3. aiming at the complicated earth ' s surface condition of front - zone of mountain, how to select the exciting method and the parameter, how to optimize the environment of exciting method and reception, how to pledge the normal combination of the datum of different exciting method ; 4
根據山前帶的地震地質條件特點，本文主要研究了以下幾個方面的內容： 1 、對以往山前帶地震攻關成果開展調研工作，分析研究在山地山前復雜構造帶所採用的地震勘探採集技術的適用性； 2 、研究基於地震地質模型的復雜構造帶觀測系統目標設計方法：如何建立復雜構造帶的表層、深層地震地質模型，利用正演分析目標區的觀測系統；針對逆掩推覆體構造，如何分區分段有針對性設計觀測系統等； 3 、針對復雜地表條件的山地山前帶，如何選擇激發方式、參數，如何優選激發、接收環境，如何保證不同激發方式的資料能正常拼接； 4 、山前帶巨厚礫石區的表層結構調查技術及靜校正方法研究。The dynamic tensile stresses of earthquake may balance or exceed to the precompression stresses due to static watef, this may arouse opening of joints along the normal direction. if the altemate actions of earthquake join, the joints may behave gradual opening and closing
由於地震作用時的動拉應力將抵消並超過靜載作用下的壓應力，導致橫縫面沿法向張開，加上地震的交變作用，橫縫可能會呈現反復的「漸開漸合」現象。The article is directed by the modern structural geology, seismic stratigraphy and petroleum geology. in the study of works, geology, seismic and logging data are used. with the computer ' s ( workstation ) help, adopted many methods which are the technology of balanced section, calculation of the structural movement rate, the renewal of the erosion thickness, renewal of the ancient thickness, the protraction of the cover history curve and the " pagoda " figure, and based on the previous research achievement, this article studies the characteristic of rupture and fold, the degree of structural movement and the fashion of structural movement and brings forward that ludong area has experienced three big phases of structural evolvement
以現代構造地質學、地震地層學和石油地質學為指導，全面利用各種地質、物探、測井資料，藉助先進的計算機（工作站） ，採用多種方法（平衡剖面技術、構造活動速率計算、剝蝕厚度恢復、古厚度恢復、埋藏史曲線製作、寶塔圖製作等） ，並結合前人的研究成果，研究了陸東地區斷裂和褶皺的特徵、構造運動的期次以及構造運動的方式，提出了陸東地區經歷了三個大的構造演化階段。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。2 ) the structure elements should be laid out symmetrically and uniformly when designing steeve - arch structure, what ' s more, the reasonable selection of section geometric size near the arch foots of first beams is paid attention to and the arrangement difficulties of steel bar due to the big eccentric pressures 2, the analyses of anti - seismic features on transverse direction of the aqueduct l ) the method of adjusting the elements " mass can be harnessed in order to even the layout of seismic loads
2 ）設計吊桿式拱架支承結構時，各部分構件應當均勻對稱布置。另外，還應注意頭道梁拱腳附近截面的尺寸擬定，克服地震內力造成的大偏心受壓狀態給結構配筋設計增加的困難。 2 、橫槽向抗震性能分析1 ）可利用調整構件質量的方法，使得結構的某些構件的地震荷載分佈均勻一些。Application the forward model we can get the profile of medium that combine in some condition, in order to conduct the attributes optimize, the paper offer some basic principle, and discuss the reliability of attributes from the character of incident wave and from the character of the inter - bed and from the reliable zoon of attributes
正演模型是我們研究地震波屬性和地球物理正問題的一種有效的方法，利用正演模型的研究，提取一些介質組合情況下常用的屬性剖面。提出了一些屬性優化的原則，並且從入射波的特性和巖性以及屬性可信度區間討論地震波屬性可靠性，指導屬性參數的優化。Based on seismic wave method, borehole acoustic method and indoor rock mechanics test, the dynamic and static parameters of the foundation rock for the toe slab of the concrete face rockfill dam for shuibuya hydropower station are tested, and then the relationship among the rock quality, dynamic parameter and static parameter are established with the parameters obtained from the test, furthermore, the classification and the quality evaluation are made as well
摘要採用地震波法、鉆孔聲波法以及室內巖石力學試驗法，對水布埡水電站面板壩趾板建基巖體進行了動、靜參數測試，並根據所獲的參數建立了巖體質量、巖體動力學和靜力學參數三者之間的相關關系，對工程巖體進行了質量分級和質量評價。On the evening of the 1st of september, count rastoptchin had come away from his interview with kutuzov mortified and offended at not having been invited to the council of war, and at kutuzovs having taken no notice of his offer to take part in the defence of the city, and astonished at the new view of things revealed to him in the camp, in which the tranquillity of the city and its patriotic fervour were treated as matters of quite secondary importance, if not altogether irrelevant and trivial. mortified, offended, and astonished at all this, count rastoptchin had returned to moscow
九月一日晚，同庫圖佐夫會面之後，拉斯托普欽伯爵感到傷心，認為受了凌辱，因為他未被邀請參加軍事會議，庫圖佐夫對他所提出關于參加保衛古都的建議未予注意同時，他還對大本營向他表示的一個新看法感到震驚，持這一看法，古都保持平靜，古都的愛國熱情等不僅是次要的，而且是全無必要的，微不足的，為所有這一切傷心，受辱和震驚的拉斯托普欽伯爵回到了莫斯科。Directed by new theories and approaches of sedimentology, diagenesis and reservoir evaluation, focused on marine clastic reservoir of donghe sandstone member, in tarim basin, strata and depositional system of donghe sandstone member are classified ; typical depositional facies types, depositional model and horizontal distribution have been studied through depositional facies analysis of 17 single wells, combined with seismic data. major diagenetic events, stages and " four history " collaboration have been systematically analysesed, furthermore, the relation between reservoir diagenesis and porosity evolution has been built ; thorough studies on reservoir lithology, physical property and pore structure, reservoir development related to depositional envoironment, diagenesis and tectonic has been discussed ; reservoir has been evaluated and predicted by five influential parameters drawn from the results of the study on depositional facies, diagenesis and reservoir characteristic. in the end, favourable reservoir body distribution has been pointed out
本論文以沉積學、沉積巖石學、沉積成巖作用與儲層地質學、儲層評價技術的新理論新方法為指導，以塔里木盆地巴楚組東河砂巖段海相碎屑巖儲層為主要研究對象，通過17口典型井的單井地層沉積相分析和成巖作用分析，結合地震資料，對東河砂巖段地層和沉積體系進行了詳細劃分，研究了東河砂巖段分佈區的典型沉積相類型、沉積模式及其平面展布特徵；系統分析了東河砂巖段碎屑巖儲層的主要成巖事件、成巖期次及其四史配置關系，指出了儲層成巖與孔隙演化的關系；深入研究了東河砂巖段碎屑巖儲層的巖石學特徵、物性分佈、孔隙結構等特徵，著重討論研究了沉積環境、成巖作用和構造作用對儲層發育的影響；運用「權重」評價法結合地層沉積相、成巖演化和儲層特徵研究的結果，選取了五個對儲層發育有重要影響的參數對儲層進行了整體的評價和預測，指出了塔里木盆地東河砂巖段儲層有利儲集體的分佈狀況。Seismic survey is a new method used to civil engineering area in recent years. it was widely applied to survey or detecting of roadbase, dam base, foundation of building, tunnel, river bed, lake bed and etc. the chief methods are reflection method, refraction method, wave velocity testing, surface ware survey and transverse wave suivey. seismic survey can divide different layer, measure the incidence of sediment stratum, detect the structure of rock, test the handle effect of surface wave survey, we can calculate the carrying capacity of foundation and other mechanical parameters. this technique can give service to some big engineering departments such as highway developing company, survey design company, water supply company, plan bureau, construct bureau etc
應用於工程的主要方法有反射波法折射波法波速測井面波法及橫波勘探等。地震勘探能詳細劃分地層高精度地確定沉積地層的傾角能夠準確探明巖體構造褶皺斷層破碎帶裂隙帶對于回填工程路基壩基，地震勘探可以檢測其回填處理效果對于隧道工程，可以探測隧道洞體的圍巖分類及洞口地質情況利用面波勘探所得到的瑞利波速度，可以準確推算地基的承載力動彈模量等力學參數。The predication technical methods consist of experience - analogy, geochemical techniques ( e. g. geo - gas method and partial extraction of mobile forms ), geophysical techniques ( e. g. radioactivity survey, ground electromagnetism, earthquake technique, hole geophysical survey ), remote sensing, gis, and comprehensive information prognosis methods
預測技術方法有經驗類比法，地球化學方法（如地氣法、活動態偏提取技術） ，地球物理方法（如放射性測量、地面電磁法、地震法和井中物探） ，以及遙感技術、 gis技術和綜合信息礦產預測方法等。分享友人