重力變形 的英文怎麼說
中文拼音 [zhònglìbiànxíng]
重力變形
英文
gravity deformation-
Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports
首先，在前人研究成果的基礎上，對錨桿與圍巖的相互作用機理進行研究，利用全長錨固錨桿的中性點理論，從等效均化的角度來考慮錨桿對圍巖的加固作用，並推導了在簡單荷載作用下，含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解，對工程設計有著重要的參考意義；在數值模擬方面，以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎，利用虛功原理推導了接觸問題的有限元方程的計算格式，為開發運用大型商用有限元軟體msc . marc提供了理論根據，也形成了本文的理論基礎：最後，論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例，利用本文所述的接觸問題的摩擦模型理論，對錨桿支護結構的應力場、位移場的變化規律進行了研究，分析了加錨支護對隧洞圍巖應力、變形的影響。Hyperbola model of mgo - mixed concrete ' s autogeny deformation, especially deduce of the model ' s parameter and building process of the model are analyzed in detail. ( 2 ) calculating method of autogeny deformation and creep are discussed. based on these, timely - simulation theory of dam body ' s temperature field stress field and pre - process back - process method are mainly studied
（ 2 ）對mgo混凝土的自生體積變形及徐變變形的計算方法進行了探討，在此基礎上，重點研究了壩體溫度場和應力場實時模擬的原理以及前後處理方法。Stability of rock slopes is generally controlled by the structure of rock masses, especially the soft structure surfaces. analysis of rock mass structures is a key to establish geological models and numerical simulation and a foundation to assess the stability of rock slopes. the weak structure surfaces are mainly bedding planes, faults, joints, schistosity plane and contact zones of intrusive bodies. since they are different in genesis and scale, the rock masses are different in features and mechanical intensities. based on the combination of rock structure bodies, 15 basic modes of deformation and failure of rock slope are systematically summarized. the deformation and failure of rock masses actually result from the recombination and rearrangement of these rock bodies. there are 11 types of rock mass structures and various deformation and failure of bank slopes are present in the reservoir area of the three gorge project
巖體結構，特別是軟弱結構面對基巖斜坡變形與破壞具有顯著的控製作用，巖體結構模式分析是建立斜坡地質模型和數學模型的關鍵和評價斜坡穩定性的基礎。巖層層面斷裂構造節理裂隙片理與劈理以及侵入體和圍巖的接觸帶等是控制基巖斜坡穩定的軟弱結構面，這些成因不同大小不一的結構面將巖體分割成性質各異力學強度不均的各種巖體結構體，構成了15種基巖斜坡變形破壞的巖體結構基本模式。不同結構體的重新組合與排列是斜坡失穩的內在原因。The gravity analysis is carried out especially for the synthetic fused silica and calcium fluoride used in 193nm lithographic objective as well as the optical elements with structural sizes of ( 200mm ~ ( 300mm. large numbers of analysis data for surface shape error are obtained by using algor finite element analysis software. then these data are plotted into curves and comparison analysis will be carried out, finally the measures and schemes for reducing gravity deformation are proposed
因此，本論文重點對大口徑光學系統在高精度光學鏡頭裝校中，因重力變形進行了詳細的分析研究，特別針對193nm光刻物鏡系統所使用的材料sytheticfusedsilica和caleiumfluoride以及用到的結構尺寸200mm ~ 300mm光學零件進行了重力變形分析，使用algor有限元分析軟體獲得了大量的面形誤差分析數據，然後將這些數據繪成曲線進行對比分析，最後提出了減小重力變形的措施與方案，並進行了實驗，驗證了分析結果是正確的，減小重力變形的方法是有效的。The fault controlled the magmatism and metallization relevant to the contact zone, and deformed successively and produced cataclastic rocks and two sets of joints ; the second stage was from late cretaceous to eocene. the fault zone deformed right - laterally under ne - sw striking transtention, and new joints zone was produced at the end of the two main faults because of local stress concentration. the fault produced inchoative cataclastic rocks, and two sets of typical joints in plutons ; the third stage of deformation was relatively faint and only a little of microcracks was produced and infilled with vei ns in the deformed rocks, which was during the himalayan movement
其後的繼承性活動在斷裂帶內形成碎裂程度最強達到碎裂巖的碎裂巖系列構造巖，變形帶兩側發育兩組典型的共軛剪節理；第二次在晚白堊世?始新世，斷裂在北東?南西向近水平擠壓作用下右行張扭性活動，斷裂帶兩主斷裂在斜列重疊的端部由於局部應力集中進一步擴展形成節理帶，而斷裂在巖體區也發育兩組典型的共軛剪節理，斷裂內形成初碎裂巖為主的構造巖；第三次是喜山期以西側抬升、東側下降的強烈升降為主的活動，在基巖中，主斷層兩側圍巖出現微破裂。The cyclo - hoop effect which steel tubular has exert to the concrete shows the character of heterogeneous in the arch rib section, the same to the axial direction. the paper verifies the change of the material poisson ration and the concrete grade will make the cyclo - hoop effect obvious alteration, the change of the cyclo - hoop effect and the stress redistribution of the section produced by the shrinking and creeping of the concrete and the expensive concrete on the section
在鋼管混凝土拱肋斷面上，鋼管對內填混凝土的環箍效應具有非均勻性，在拱軸方向上環箍效應也呈現非均勻性。驗證了材料的橫向變形系數、混凝土標號等參數的變化將引起環箍效應的明顯改變；混凝土的收縮、徐變和膨脹混凝土的應用導致鋼管混凝土的環箍效應發生變化並使截面的應力發生重分佈；並總結了其變化的基本規律。Establishing an human spine dynamic model is an significan event to study spine injured biomechanics of pilot " s ejective injury, parachute opening, landing and study the endurance to impact loading on human spine. in this paper, the huston " s method of kane " s equations is developed so that it can be applied to the multibodysystem including translation between the bodyies. the dynamic model of human spine is provided basing on these theories, while the big movement of spine is considered. the deformation of vetebra is far smaller comparing with the intervetebra disc, so the spine is considered into multibodysystem including rigid bodies ( vetebra ) and the flexible bodies ( intervetebra disc ). the computer solution correspond with the results of the large scale human impact test. the rigid coefficient factors and the damping factor of intervetebra joints are obtained
人體脊柱動力學模型的建立對研究飛行員彈射救生、傘兵跳傘開傘、著陸等脊柱損傷的生物力學以及研究人體脊柱耐受沖擊載荷的極限問題都具有重要意義.首先發展了凱恩方程的休斯頓方法，使其可應用於變形體連接的多體系統，並以此理論為依據建立人體整椎脊柱沖擊動力學模型，此時考慮脊柱的大位移運動，每個椎骨的變形相對椎間盤的變形小得多，把脊柱看成由剛體（椎骨）和變形體（椎間盤）組成的多體系統.並以大型真人坐姿沖擊實驗結果進行了擬合，最後得到腰椎間關節剛度系數因子和阻尼系數因子Apply computer chip to control the circuit ; omron opto - elecrtonic control - ler and panasonic and mitsubishi inverter have stable performance, high precision, rapid reaction and long life - span ; the controlling plate applies tactile operation board which is handled easily ; vertical structural screen is easy to adjust the vertical printing pressure so as to ensure the quality of printing ; the frame lift is driven by electrical motor and installed with imported linear guide rails, of which the speed - adjust device, scraper and scraping blade can be adjusted within15 to 45 and can be set for many times so as to repeatedly printing with good precision and output, the flat bed is made of 2mm stain - less steel plates which are flat, smooth and indeformable ; it is also equiped with micromatic setting device in order to ensure the precision of multi - color overprint and auto air - intake device to ensure strong adsorption
採用電腦板控制電路，歐姆龍光電控制器，松下，三菱變頻器，行直穩定.精度高，反應快，壽命長，控制面板採用觸摸式操作面板，操作方便，六式結構型網版垂直升降印刷壓力可調保證印刷質量，機架升降採用電機驅動安裝進口直線導軌，刮刀、回墨刀可在15一45角調整，可設置多次，重復印刷保證產品精度.平臺板採用2毫米不銹鋼板製作，平整光滑不變形配有微調裝置，確保多色套印精度，配自動吸氣裝置，確保強有力的吸附。It is very important that the reasonable creep model is adopted to simulate the deformation of the rockfill dam and the reasonable construction processes are also adoped to decrease the deformation and stress of the face slab
因此，對于分期澆築面板、分期蓄水的水布埡高面板堆石壩，選用合適的流變模型正確模擬堆石體的變形特性，以便採用合適的施工程序減小面板應力變形具有重要意義。Gravity ball check valves are converted to foot valves by replacing the union nut and end connector on the receiving end ? seat end ? of the body with an f. v. screen housing assembly
重力球形止回閥可以變為底閥，只需在接受埠-閥體的閥座埠，用一個f . v .濾網殼組件更換管接頭螺母和埠連接件即可。Therefore, it is f very important to accurate1y ca1cu1at ing the mechanica1 deformat ion of the ring for carrying out des igning and manufacturing good mechanica1 - sea1 ing products
因此，機械密封動、靜環端面力變形準確的分析和計算對于設計、製造出性能優良的機械密封產品是至關重要的。On premise of keeping the safety of the drive cab, the structure of the icdc was optimized by the finite element ( fe ) analysis software ansys. a design plan of the icdc with much lighter weight was obtained and the parts of the icdc could serve in the more reasonable load - bearing conditions
在不降低司機室安全性前提下，利用有限元分析軟體ansys對復合材料司機室進行優化設計，使司機室各部件受力、變形趨于合理，減少材料用量，達到減輕司機室自重的目的。A finite element numerical model for arch dam - gravity pier - foundation system was established to evaluate the effect of high gravity piers on the stress, deformation and anti - sliding stability of sizhai arch dam, taking the following factors into account, such as the possible elastoplastic deformation of foundation rocks and the nonlinear interaction between the interfaces of gravity pier - dam foundation, the joint surfaces beneath the right bank, and the interfaces of arch dam - gravity pier
摘要為評價高重力墩對四寨拱壩的應力變形和抗滑安全的影響，建立了拱壩重力墩地基系統的有限元數值模型，其中考慮重力墩基礎、右岸夾層和拱壩重力墩等交界面的非線性相互作用，以及基巖材料的彈塑性變形行為。Generally, the gravity introduced deformation of an optical lens with smaller aperture ( < ( 100mm ) within visible band is about ( / 20 even less than this value. for general optical lens, this error level can be entirely neglected. but for the high - accuracy optical system within extreme ultraviolet band, the error caused by gravity deformation will lead to imaging quality degradation
本文較為系統地介紹了光學鏡頭的裝配與調校方法，一般地講，在可見波段內，光學鏡片口徑較小（ < 100mm ）時，重力引起的變形一般/ 20左右甚至更小，對於一般的光學鏡頭這樣量級的誤差完全可以忽略，但在極紫外短波長的高精度光學系統中重力變形帶來的誤差會使光學系統成像質量下降。At the same time, the possibility of using nonlinear optics in widening the detecting wave band of hartmann - shack wavefront sensor is exploringly discussed. adaptive optics guarantees the beam quality of laser projecting system. beam cleanup, atmospheric turbulence compensation and correction of any disturbance and fabrication error in the light way are required to promise a near diffraction beam, but normal adaptive optics system can only correction one of them
自適應光學進行光束大氣傳輸波前畸變校正時，要求系統必須能進行光束凈化和校正大氣湍流造成的波前畸變，並且能夠同時有效地克服發射系統製造誤差、重力變形以及光路內部氣體擾動的影響，得到接近衍射極限的輸出激光光束。One of distinct characters of geotechnical problems is that there exist various interfaces such as interface between the structure and geotechncal medi8, the joints in rock mass, sliding face in soi1 and so on, which will effect the mecbocal behaviors of the geotecndcal media and the structures significanly so far though the finite element method has been wildly used in geotecbocal field, it still remains an inthectable problem to simulate these inteffoces idealiy in the numerical analysis
計算對象的不連續性是巖土工程問題的一個重要特點，這些不連續面主要是存在於基礎?土體、擋土結構?土體、地下結構?圍巖等結構與周圍巖土介質問的界面，或是巖體中的節理或軟弱夾層、土（巖）滑坡的滑動面等。不連續面的存在顯然對結構及巖土體的受力變形有著不可忽略的影響，因此在計算中不應無視它的存在。Thirdly, in this thesis, the influence of concrete creep to the behaviors especially to the nonlinear behaviors of reinforced - concrete box girder has also been studied and the effect of creep on internal force, deformation, ultimate load capacity and shear lag of reinforced concrete box - girder has been included, and the parameter such as loading duration, age of concrete and sustained load are considered
採用按齡期調整的有效模量法本文還編制了箱梁徐變效應分析的有限元程序，分析了混凝土徐變對箱梁的內力、變形、極限承載能力以及剪力滯的影響，並著重分析了持荷時間、加載齡期、持續荷載大小對徐變效應的影響。Gravity ball check valves are converted to vent valves by replacing the standard ball with a floater ball and inverting the valve at installation ? with seat up
重力球形止回閥可以變為通風閥，只需用漂浮球體更換標準球體，然後在安裝時將閥門倒置，使其閥座向上即可。( 6 ) based on the parameters achieved in the rockfill creep experiments, the deformation characteristics of dam body of gongboxia cfrd are studied through a contrast between considering rockfill creep deformation factors and not considering them. the rationality of the present creep model and the reliability of its creep parameters are verified. and an important reference to the design and construction of new building cfrd is offered
（ 6 ）根據堆石料流變試驗所得的流變模型參數，對新建的公伯峽水電站混凝土面板堆石壩進行了計入和不計入流變因素的壩體變形特性分析計算，研究了堆石體流變對面板壩應力變形特性的影響，為新建壩的設計和施工提供了重要的參考依據。Wetting experiments as well as rheological experiments of rockfill materials are carried out, aimed at their deformation behavior especially rheological characteristics and their effect on the deformation of dam body of concrete face rockfill dam ( cfrd ). the main contribution includes : ( 1 ) the development of cfrd and its study actuality are reviewed
本文較為系統地分析研究了堆石料的工程特性，開展了堆石料的浸水變形試驗和流變試驗研究，重點研究了堆石料的流變特性及其對混凝土面板堆石壩應力變形的影響。分享友人