震裂作用 的英文怎麼說
中文拼音 [zhènlièzuòyòng]
震裂作用
英文
shattering action-
It is believed that three northeast - striking dextral slip fault zones, i. e. the baxian - shulu - handan fault zone, the huanghua - dezhou - dongming fault zone, and the linyi - huanghekou fault zone, are the result of the tectonic transform of paleogene extending to neogene - quaternary laterally slipping of north china plain rift systems, which extend along the central axis of rifts and accord with the quaternary centers of subsidence as the main seismic structures within the rifts
認為壩縣束鹿邯鄲斷裂帶、唐山河間磁縣斷裂帶和黃驊德州東明斷裂帶3條北東向右旋走滑斷裂帶為華北平原裂谷系從早第三紀伸展拉張作用進入晚第三紀第四紀走滑剪切拉張作用的產物,這3條斷裂帶分別位於3個北東向坳陷帶中部,並構成了第四紀沉降中心,與營口濰坊斷裂帶起構成華北平原內的主要強震構造。The regional structure interpretation with 3d seismic data shows that the graben and shied mode faults of the baigezhuang, which developed a series of normal faults which stroked in ne ( nee ) and dipped nw or nw, came into being in the rift development stage of ii act of the bohai bay rift basin in mesozoic and cenozoic and resulted from the protrudent boundary of the basin, i. e. the strike - slip and stretch processes of baigezhuang fault
同時,用三維地震資料進行區域構造解釋分析,論述了柏各莊地區的構造樣式,是中新生代渤海灣裂谷盆地的幕斷陷發育階段,同時由於盆地內凸起邊界?柏各莊斷層的走滑兼伸展作用,使柏各莊凸起的中生界形成壘、塹斷塊群構造樣式,發育一系列ne ( nee )向,傾向nw或sw的正斷層。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。In a study on a sedimentary basin analysis of the huanan orogenic belt, the sedimentary basin character and evolution in the southeastern passive continental margin of the yangtze plate is investigated with elaborate sedimentary environments and sedimentary character from the sinian to the triassic, and then the sedimentation sketch of this belt is established especially to be from rift, passive continental margin into foreland basin in the early paleozoic on the yangtze plate
在華南造山帶沉積盆地分析和演化研究中,對揚子大陸東南邊緣從震旦紀到三疊紀沉積環境,沉積作用特點,沉積盆地性質和演化進行研究,特別是建立了中國南方揚子板塊早古生代從裂谷,被動大陸邊緣到前陸盆地華南造山帶沉積作用格架。Synthetically analyzed the fracture, earthquake, coal ranks and their distribution, coal seam ' s buried depth and so on, the authors have realised that low - rank bituminites, early - middle jurassic in tianshan area, are formed by burial metamorphism, and it is widespread
摘要通過對天山地區的斷裂構造、地震、地熱、煤級及其時空分佈、煤層埋深等因素的綜合分析,認為天山北緣及其鄰區早中侏羅世大范圍分佈的低級煙煤主要由深成變質作用形成,深成變質作用具普遍性。Its hysteretic curve is plumper, its ductility coefficient and energy dissipation capacity have been improved remarkably. the inclined staff of the steel bar truss has a restraining faction to the development of the crack, and the phenomena is that there has more crak and larger distributing area on the shear wall, which is an important token of the improved seismic capacity. concealed steel bar truss has the faction of increasing the height of plastic hinge area, which is another important token of
研究結果表明:內藏鋼桁架高剪力墻與普通高剪力墻相比:屈服荷載和極限荷載均比顯著提高;屈服剛度明顯提高;其滯回環相對飽滿,延性系數及耗能能力顯著提高;內藏鋼桁架高剪力墻,其鋼桁架斜桿對裂縫發展有控製作用,現象是墻體上的裂縫較多、分佈域較廣,這是抗震耗能能力增強的重要表徵;內藏鋼桁架高剪力墻有增大底部塑性耗能區域的作用,這是抗震耗能能力增強的另一重要表徵;內藏鋼桁架還有顯著提高抵抗剪力墻基地剪切滑移能力的作用。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。Based on some examples, geologic hazard problems, such as earthquake, geofracture, ground subsidence, collapse, water environmental depravation, landslide, dilapidation, mudrock flow, float sand, piping and yielding soil deformation etc., are summed up generally during the course of development for chinese cities
以實例的形式,概要總結了中國城市發展過程中存在的地震、地裂縫,地面沉降、塌陷,水環境惡化,滑坡、崩塌、泥石流,流砂、管涌、軟土變形等地質災害問題;根據產生地質災害的動力作用性質,對地質災害進行了分類。The main contents are as follows. by the experiments of two joints under low - reversed cyclic loading, the paper analyzes the failure pattern, energy dissipation, ductility and cracking in the joint cores, evaluates the seismic performances and anti - crack behaviors of the joints, and deduces the anti - crack formula of the subassemblage and prestressed frame joint. through the fini te element analysis software ansys, the paper analyzes the specimens nonlinearly, and the theoretical analysis results are well consistent with those of the experiment
主要內容包括:通過兩榀節點在低周反復荷載作用下的試驗,分析其破壞形態、耗能能力、延性性能和節點核芯區裂縫開展情況,評估節點的抗震性能和抗裂能力,推導出預壓裝配式框架節點的抗裂驗算公式;並運用ansys對試驗中的節點進行了非線性分析,計算結果與試驗結果基本吻合。( 4 ) through the analysis on the spread of inner structure, thickness change of strata and seismic and geological data in the southern basin of sertengshan - xitieshan, this paper discussed the response of oblique - thrust effect on basin
( 4 )通過對賽什騰? ?錫鐵山南側盆地內部構造展布、盆地內地層厚度變化以及地震地質資料分析,探討了賽什騰? ?錫鐵山斜沖斷裂作用在盆地內的響應。Multistage structural deformations are experienced in kongquehe area, the basical fault systems of nww - near ew, nne - near sn, nnw and nee are established, the fault movement has the characteristics of multistage and inheritance, in the area multi - structural deformations are experienced in sinian to early ordovician, early ordovician - silurian, jurassic cretaceous - caenozoic, etc. late structural deformation shapes are changed for different levels of formar structural layer, in which different deforming shapes are created and integrated overlying of deformation is induced
摘要孔雀河地區經歷了多期次的構造變形作用,形成了現今北西西近東西向、北北東近南北向、北北西向和北東東向基本斷裂體系,同時斷裂活動表現為多期性和繼承性的特點;該區經歷了震旦紀至早奧陶世、早奧陶世末志留紀、侏羅系、白堊紀新生代等多期構造變形作用,且後期的構造變形作用在不同程度上對前期的構造層的變形樣式有所改造,形成了有一定差異的變形面貌,造成變形的復合登加。Simultaneity, through contrast analysis validate that antiseimic capacity of expansion web is better than that of steel web. therefore, based on the experiences summed up by precedence, the formulation for calculating the crack load and limit load of brick masonry house reinforced by expansion web is advanced, which provides project reference. based on the analysis and studies of masonry shearing strength, test of prestressed single brick masonry wall, and test of prestressed brick masonry house models, and ect, the article has carried through several aspect research as below : 1. a series of experiment on material capability of expansion web, including intensity of single thread and expansion web, ect ; 2. research on influence of loading and destroy of masonry brick building reinforced by expansion web under lowcyclic loading ; 3. study of impact of expansion web on ductility, energy dissipation, intensity, ect under the same situation as above ; 4. put forward computation formulation of masonry brick building reinforced by expansion web
本著以上的研究目的,本文在分析和借鑒前人砌體抗剪強度理論、預應力單片墻試驗研究、預應力模型抗震性能試驗研究等基礎上,進行了以下幾方面的研究工作: 1 .作為一種新型結構材料擴張網,進行了一系列的材性試驗(單絲強度、網片強度和在砂漿中被約束條件下的網片強度及其相應的彈性模量) ; 2 .研究了水平荷載往復作用(低周交變)下,普通鋼絲網和擴張網砂漿對砌體結構抗裂及承載能力和破壞形態的影響,並將這兩種材料的加固效果進行了對比; 3 .上述狀態下,兩種網片水泥砂漿對砌體結構變形、延性、耗能、剛度退化等抗震性能的影響及其影響效果的比較; 4 .提出擴張網水泥砂漿加固砌體結構的抗剪強度計算建議公式。The current moderately strong earthquakes in east china have been preliminarily classified according to the tectonics based on information from laboratory study results - it presents the similar fracture pattern and characteristics of precursory evolution to similar structural tectonics on the action of extra adding loads
摘要基於在相似外載荷作用下結構相似的構造可表現出類似的破裂圖像及前兆演化特徵的實驗室研究結果,對華東地區現代中強地震進行了初步構造分類,在此基礎上分析研究了19次震例前地震活動圖像異常的統計特徵。Based on the ground outcrops and drilling core samples, and two - dimensional seismic data in this paper, through a comprehensive evaluation and research of the reservoir characteristics, the authors clarifies that the dolomite of the upper sinian dengying formation and the grain limestone of the lower silurian shiniulan formation are main reservoir rocks in the research area, and the sedimentary facies, karstification, and the number of cracks are the main controlling factors of the reservoir quality
以地表露頭、鉆井資料及二維地震資料為基礎,通過儲層特徵綜合評價研究,認為上震旦統燈影組白雲巖、下志留統石牛欄組顆粒灰巖為區內的主要儲集巖,沉積相、巖溶作用及裂縫發育程度為儲層發育的主控因素。From extension degree, differential lifting, sliding surface depth and modern seismic data analysis, it is concluded that the structural activity of liaohe basin moves from west to east, i, e., the rifting happens in the western depression first, it moves to the eastern depression and now it locates in bohai area
從伸展量、差異升降、滑脫面深度及現代地震資料分析認為,遼河盆地構造運動從西向東運移,即裂谷作用最先在西部凹陷,后移至東部凹陷,現在位於渤海海域。To guarantee the stability of the frame in strong earthquake motion, and on the basis of analysis on the concept of “ capacity design ” in the above three countries seismic design provisions, it is advised that the moment amplification coefficients at the bottom sections of columns for the frame structures in some seismic intensity be increased to reduce the possibility of the frame column yielding. taking the above three countries seismic codes as reference, it is recommended that it be added details of seismic design by using diagonal shear reinforcement to safeguard beams against sliding shear failure, when the positive - negative shear forces are reverse and the ratio is high
為了保證在大震作用下框架結構的穩定性,借鑒國外規范「柱-梁承載力級差系數」的思想,本文提出了對部分抗震等級的框架結構的柱端抗彎能力增強系數應予以提高,以降低框架柱屈服的可能性;參照國外有關規范的發展,本文建議對于正、負剪力反向且比值較大的框架梁宜增加交叉斜筋,以防止沿垂直裂縫發生嚴重的剪切錯動。In fact, the investigation of earthquake disaster shows that it is true. first, there are inelastic deformations of structures after intensive earthquake. second, there are permanent deformations of structures after intensive earthquake
事實上,震害調查結果表明,結構物在強烈地震作用下,確實曾進入非線性工作狀態,具體表現有:裂縫或其它形式的非彈性變形發生、經歷地震後有永久變形存在等等。Therefore the dynamical characteristic is acted as detected parameter for fractured detection ( primary amplitude secondary frequence ). and the amplitude of mean sguare and central frequence are acted as evaluational parameter, based on the those studies, the new ideas is put forward that fractured azimuth is dected by lateral difference and fractured density is dected by vertical difference for three facters of fracture, wavelet acted as analysis tool and direction by wave field characteristic applied the multiple scale edge dectection and self - adaptive edge detection into the detection theory of seismic fractured azimuth, also put forward the wavelet different scale filter method of the fractured azimuth detection
因而,確定了主要以振幅,其次是頻率的地震波動力學特徵作為裂縫檢測的被檢參數和均方振幅和中心頻率作為檢驗檢測結果正確與否的評價參數。在上述研究基礎上,針對裂縫的三要素,提出通過橫向求異檢測裂縫方位和縱向求異檢測裂縫密度的新思想。並以小波作為分析工具,以潛山波場特徵作指導,將數字圖像處理中的多尺度邊緣檢測和自適性邊緣檢測引用到地震裂縫方位檢測中來,並提出了小波變尺度濾波法新的裂縫方位檢測法。According to the analysis of dynamic characteristics of these seismic soil - layer structures, it was proposed that failure functions of foundation caused by strong earthquakes included liquefaction, seismic fissure filling, vibration falling, fracturing and seismic settlement of soil
根據這些強烈地震成因土層構造的動力學特徵進行分析,認為強烈地震對地基土的破壞作用有幾種方式:液化作用、地震裂隙充填作用、振動塌落作用、斷裂破壞作用和震沉陷落作用。In addition, the shapes can retard the development of cracks and improve the shearing strength according to the results
同時試驗結論還表明,採用型鋼加強對抑制裂縫的發展和抗震有較好的作用。分享友人