線形界限 的英文怎麼說

中文拼音 [xiànxíngjièxiàn]
線形界限 英文
linear boundary
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 名詞1 (相交的地方; 劃分的界限) boundary 2 (一定的范圍) scope; extent 3 (按職業、工作或性別等...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • 界限 : 1 (分界) demarcation line; dividing line; limits; bounds; boundary; range; limitation 2 (限度...
  1. Improving anil jain ' s algorithm, we propose a minutiae match algorithm. our improvement is focused on the following two aspects : first, we use a minutiae alignment algorithm based on the iteration of the neighbor minutia centered at the minutia gravity. secondly, we use a modifiable bounding - box to carry out minutiae matching, which makes our algorithm more robust to the non - linear transform of the fingerprint images

    我們的改進主要體現在二個方面:首先我們利用了一種「基於重心附近遍歷的特徵點對齊演算法」 ,該方法不需要記錄特徵點的多餘信息來進行特徵點的對齊;其次,我們利用一個可變大小的「盒」來進行特徵點的匹配,使得我們的匹配演算法對指紋圖像的非變具有更好的魯棒性。
  2. Conscious that the human organism, normally capable of sustaining an atmospheric pressure of 19 tons, when elevated to a considerable altitude in the terrestrial atmosphere suffered with arithmetical progression of intensity, according as the line of demarcation between troposphere and stratosphere was approximated, from nasal hemorrhage, impeded respiration and vertigo, when proposing this problem for solution he had conjectured as a working hypothesis which could not be proved impossible that a more adaptable and differently anatomically constructed race of beings might subsist otherwise under martian, mercurial, veneral, jovian, saturnian, neptunian or uranian sufficient and equivalent conditions, though an apogean humanity of beings created in varying forms with finite differences resulting similar to the whole and to one another would probably there as here remain inalterably and inalienably attached to vanities, to vanities of vanities and all that is vanity

    人體組織通常能夠抗得住十九噸的氣壓169 ,可是一旦在地球的大氣層里上升到相當的高度,越是接近對流層與平流層的境,鼻孔出血吸呼困難以及眩暈,隨著算術級數就越發嚴重起來。他曉得這一點,尋求解答時就設想出這樣一個難以證明是不可能的行之有效的假定:倘若換個更富於適應性,解剖學上的構造也有所不同的種族,說不定就能在火星水星金星木星土星海王星或天王星那充足而相同的條件下生存下來。然而那個遠地點170的人類種族,盡管在構造方面與地球上的人類有著一定度的不同之處,整個來說彼此卻有著相似的種種態。
  3. Due to nonlinear bottom boundary condition, the generation of internal tides over finite topography can only be deal with by using of ray - tracing method beforetime. the transforms introduced in this dissertation make it possible use eigenvalue method to investigate the generation of internal tides over finite topographies

    由於非性邊條件的使用,前人處理有上內潮的產生問題只能求助於射理論,本文提出的坐標變換將若干海底地變換成平底,從而使得利用特徵值方法研究這些地上的內潮生成問題成為可能。
  4. The fractal and chaos theory are effective tools to study nonlinear system, quantifying the indeterminate nonlinear system, using aboard in the nature study, last years, many scholars study the capital market by that method, conquer the emh and the capital market theory ' s localization, inaugurate the new phase of the capi tal market study

    和混沌理論作為研究非性系統的有效工具,可以把不確定的非性系統數量化,在自然的研究中已經得到了廣泛的應用,近年來,許多理論工作者用該方法用研究資本市場,克服了原來研究性系統的emh和資本市場理論的局性,開創了資本市場研究的新局面。
  5. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成工藝過程中金屬流動的特點,並對不同凸模行程下溫擠成過程中的金屬流動特點、坯料連皮厚度(底部高度)與溫擠壓成工藝中的軸向尺寸的差值對金屬變階段的影響進行了分析,獲得了坯料在不同凸模行程下的等效應變場、速度場等場變量及凸模行程-載荷曲,同時對油泵定子成過程的影響因素等進行了分析,優化並獲得了合理的溫擠成工藝及模具參數。最後,利用模擬優化獲得的各項工藝參數進行生產實驗,得到實際生產出的合格油泵定子件,並將模擬結果與生產實驗結果進行比較。
  6. Consequently, on the basis of non - winkler foundation model, a finite - element method that utilizes foundation flexibility matrix into iterative calculation is proposed in this paper originated from the item " the optimal design theory and research of pile capping beam " sponsored by natural science fund of hunan province, which the continuity of soil mass can be accounted for under various boundary conditions, different loadings and irregular beam characters

    本文結合湖南省自然科學基金項目「樁基承臺梁優化設計理論與方法研究」 ,針對非文克爾地基(半空間、性變層或單向壓縮層地基模型等)上的樁基承臺梁,提出一種利用地基柔度矩陣來進行迭代的有單元法,可充分考慮梁下土體的連續性,並對基礎與土體脫開、承臺梁截面變化、梁體邊條件復雜、上部荷載類型變化以及梁下基樁承載力差異等情況進行分析計算。
  7. According to eigenvalue equation ( general formula ) of the energy method of the plane steel frame structure stability, and considering the restriction of the end of the column of the main steel frame and function of deflection curve gained from the differential balance equation general resolution, we get the equation for calculating the length coefficient of the main frame structure stability of the steel arch gate and the resolutions are also given

    根據平面剛架穩定性能量法特徵值方程(通式) ,考慮弧鋼閘門主框架柱的柱端約束的特殊情況,求出撓曲函數(試解函數)通解,得到弧鋼閘門主框架柱穩定性計算長度系數方程。其中弧門主框架主橫梁式框架的臨荷載比較現行規范推薦的有元法簡單方便、結果精確及物理概念明確等優點。
  8. Calculation of the structure clearance for rectangular tunnel in urban rail transit

    軌道交通明挖矩隧道曲地段建築的計算
  9. The impact tests were carried out at the mid - span, and internal pressures of ompa, 5mpa, lompa and 15mpa were used in addition to the tests with water. the critical energy of perforation and the ballistic speed was measured, and the various types of rupture were identified from the section of the test specimens. force - time curves and internal pressure - time curves were obtained from experiment

    實驗中記錄了沖擊力時程曲和內壓時程曲,測量了鋼管軸向和周向橫截面的變,得到了不同工況下的破壞模態、臨穿透能量以及彈道極速度,並找到了臨穿透能量隨內壓的變化規律。
  10. In this thesis, the construction and monitoring general method of cable replacement work for qianwei minjiang river cable - stayed bridge is introduced firstly, then, using large - scale commercial finite elements analysis software, algor, a space solid model is developed. in order to give attention to internal force and deformation, the thesis simulates the factual situation of the bridge by adding boundary elements. the analyzed items include : cable forces, deflections, stress of box - girder and maximum horizontal deformation of tower under different cable - replacement cases, which can be used to tutor design and construction for other similar works

    本文以犍為岷江大橋換索工程為背景,首先介紹了該橋換索施工與監控工作的大致情況,並應用大型商業有元軟體algor建立了該橋空間計算模型,建模過程中為了真實地模擬結構換索前的內力狀態,實現內力與兼顧,本文使用了「添加邊元還原結構內力」的方法。
  11. Considering that the characteristics of our country ' s highway tunnels are always of long spans, tabular and of various geometry, by means of thorough analysis of the different problems existed in the design of support structures of the tunnels at present, this paper pays special attention to the two key problems, optimization method of form selection of structural section of the tunnel as well as the stability and bearing capacity of the support structures, in the design of the long and large tunnel on high - class highway, introduces the simplified complex - form optimum method in the structure optimization theory, discusses the optimum design model of lining section of highway tunnel with satisfying demands in building clearance, ventilation and load conditions, puts forward an optimization method of form selection of three different kinds of lining sectional forms ( i. e. single - center circle, three - center tabular circle and three - center sharp circle ), establishes a complete set of systematic optimum design the ory and method of long and large tunnel on high - class highway, develops the corresponding computer software used on the planned xuefeng mountain highway tunnel on shaoyang to huaihua expressway in hunan province for optimization of form selections of the structural sections, and obtains a series of relatively reasonable structural design parameters

    本文針對我國公路隧道多為大跨度、扁平、幾何狀呈多樣化的特點,通過深入分析目前隧道支護結構設計中存在的各種問題,抓住高等級公路長大隧道設計中隧道結構斷面的優化選型及隧道支護結構的穩定性與承載能力兩個核心問題,引入結構優化理論中的簡易復合優化方法,深入探討了滿足建築、通風條件、受力狀態約束等條件下公路隧道襯砌斷面優化設計模型,提出了三種襯砌斷面狀(單心圓、坦三心圓和尖三心圓)的優化選型方法,建立起一套完善的高等級公路長大隧道的系統優化設計理論與方法,並開發出相應的計算機程序,用於擬建的上海至瑞麗國道主幹湖南省邵陽至懷化高速公路雪峰山長大高速公路隧道的結構斷面優化選型,得出了一系列較為合理的支護結構設計參數。
  12. It includes spatial and visual effects of waterfront development, threshold limit of reclamation, view paths of special scene spots, ridgeline protection, tall structures at strategic locations

    這個式應包括海旁發展的空間及視覺效果、填海區的、特殊風景點的觀景徑、山脊的保護,以及位於策略性位置的高聳建築物。
  13. The contrasting colors of purple in the background, bright yellow in a heart, and red and dark brown in the border around the heart add an uplifting sensation to the painting like white clouds in the middle of the sky, going against earth s gravity to enter into the boundless cosmos. the viewer feels as if he is being upheld by an invisible power to be free from the influence of naked eye observation so as to hear the subtle vibrations resonating from the flickering colors found in each brush stroke of the enlightened artist. he is able to enjoy wonderful mysteries and feel fine tuned frequencies, which are indescribable in worldly language and not arguable by the earthly mind

    那些對比色:紫色的底金黃色的中心紅色棕色的邊,讓整幅畫清爽流利,像天空中的一片雲突破地球引力奔向浩瀚宇宙,觀賞的人好像得到無力量的貫注,不再局在凡夫的眼,而能在那些水遇無痕的筆法布局中,用心傾聽出顏色的微細振動,從行雲流水的條中,隱現出開悟神奇奧秘的享受,感受到那微細的高頻率波段不可說的天籟。
  14. An analytic method is developed for the problem of scattering of steady sh - wave and dynamic analysis of a shallow - embedded circular lining structure in the field of linearly elastic dynamic mechanics in this paper

    本文在彈性力學范疇內,建立了求解半無空間中面附近圓襯砌結構對sh波散射與動應力集中問題的解析方法。
  15. Secondly, in view of the limitation and shortage of traditional simulation of finite element approaches for bolt, a new composite grouted bolt element including nonlinear contacting relation will be built based on the above study of the mechanics mechanism of fully grouted bolt. then, an elastic - plastic finite element program will be developed for the analyses of tunnel stability, in which the composite grouted bolt element and nonlinear finite element analysis method will be used ; the patterns and the affect of main design parameters on the support effect of bolt will be analysed using the program, and conclusions of guidance importance for tunnel support design will be drawn. finally, simulation compution for the excavation and support of a highway tunnel will be made out using the above production, and the method of application of the program will be discussed ; analysis of the deformation, stress and distribution of plastic range will be done, and rational support plan will be worked out, which is of guidance importance for tunnel support design and the thery and technique of fully grouted bolt used in tunneling will be perfected further

    首先,本文在綜合分析隧道穩定性影響因素及失穩破壞模式的基礎上,對全長粘結式砂漿錨桿作用力學機理進行了深入研究,為全長粘結式砂漿錨桿的有元模擬分析奠定了基礎;其次,針對傳統錨桿有元模擬方法的局性與不足,在上述全長粘結式砂漿錨桿作用力學機理研究基礎上,建立出能反映面非性粘結的新型復合砂漿錨桿有單元模型;然後,運用上述復合砂漿錨桿單元模型,引進非性有元分析手段,開發了隧道支護穩定性分析的有元程序,並就全長粘結式砂漿錨桿的型式與設計參數對支護效果的影響進行了深入探討,得到了對隧道支護設計具有指導意義的結論;最後,運用本文研究成果對某公路隧道工程實例進行了開挖與支護的模擬計算,探討了其應用方法,並就隧道變與應力及塑性區分佈規律進行了分析,從而提出了合理的支護方案,為隧道支護設計提供了參考依據,完善了隧道全長粘結式砂漿錨桿支護的理論與方法。
  16. 3. the test study indicates that the load - deflection curves of frp reinforced concrete beams reinforced can be divided into two linear stages through the boundary point of initial cracking

    試驗研究表明,纖維增強塑料筋混凝土受彎構件的荷載撓度曲以截面初裂為點分為兩個階段。
  17. On the foundation of theoretical analysis, this paper combines the condition of economic and nature of baoding hebei province to concept the landscape ecological program frame. in order to vague the limit of city center and village. the main planning idea is to establish a central ecological forest x - axis and eastern wetly tourist landscape district as well as water network and traffic line landscape ecosystem for the open town and country ecology system

    在理論分析的基礎上,本文結合保定市的自然、經濟狀況,構想了保定市景觀生態規劃框架,規劃目的是模糊城市中心與鄉村的,構想建立一個以西部綠色屏障林帶、中部特色農業帶和景觀城市帶為中心的生態縱軸、東部濕地旅遊景觀區以及環河網和交通為橫軸的開放式的城鄉融合景觀生態系統。
  18. Their philosophy is all about paradox, collage, and non - linear way of thinking. like jelly, they blend everything softly and seamlessly, their life path reflects the interplay of the personal and the social. in a economy - oriented age, this generation of artists express their basic needs, feeling and thoughts in an appealing way. like a piece of shiny jelly out of its container, their life becomes infantized under unique social circumstances

    果凍時代出生的人奉行非性的無章法的拼貼的哲學,是一個混沌沒有卻融為一體的果凍;往天下看去,又反射到自己.在經濟時代里果凍人叫囂著最原初的人性,綻露情感的波瀾及心靈深處的感悟.如同剝去外殼的果凍閃閃動人,卻因為生活機理的變異而成嬰兒化的青春。
  19. Design of graphical interfaces, design of menus, design of dialog boxes and design of plotting program is investigated. then visualized interface and visualized system of disposing data is appended for " nonlinear finite element ultimate analysis of reinforced concrete thin slabs with complex geometry & boundary condition " finally, according to the research, some feasible advice is put forward for engineering design

    對圖面的設計、菜單的設計、對話框設計、繪圖程序的設計等進行了探索,為「復雜幾何狀和邊條件鋼筋混凝土薄板非性有元極分析程序」 ,添加了可視化的面和數據前後處理的可視化系統。
  20. And then, according to finite element theory of reinforced concrete, the main calculating program of " nonlinear finite element ultimate analysis of reinforced concrete thin slabs with complex geometry & boundary condition " is made by using the triangle layered - assembled element of elastic thin slabs and the stress - strain relation by considering concrete as anisotropic material under effecting by two - way stress, and the concrete material model presented by darwin and pechnold, and the yield criterion of concrete presented by kupfer and gerstle

    然後根據鋼筋混凝土有元理論,以三角分層組合式的彈性薄板彎曲單元為基礎,考慮混凝土為各向異性材料在雙向應力作用下的本構關系,採用darwin和pechnold的混凝土材料模型和kupfer與gerstle等人研究的混凝土破壞準則,編制了「復雜幾何狀和邊條件鋼筋混凝土薄板非性有元極分析程序」中的核心計算程序。
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