spatial stress 中文意思是什麼

spatial stress 解釋
空間強調區
  • spatial : adj. 1. 空間的;在空間中存在[發生,佔有位置]的。2. 佔大篇幅的。n. -ity 空間性。adv. -ly
  • stress : n 1 壓力,壓迫,緊迫,緊張。2 【語音】重音;重讀;【詩】揚音;語勢,著重點。3 重要(性),重點,...
  1. The dissertation firstly discusses the reflectance of euv and soft x - ray in " multilayer system based on classical electrodynamics and optical characteristics of materials. the nns surface roughness in different spatial frequency range is carefully studied since scattering can seriously reduce the reflectance in euv and soft x - ray wavelength region. we discuss representative model of residual stress in

    首先從材料在極紫外、軟x射線波段的光學特性出發,討論了極紫外、軟x射線在理想和非理想多層膜系中的反射特性;研究了影響極紫外、軟x射線多層膜反射率的表面粗糙度的空間頻率范圍;重點探討了多層膜殘余應力的典型模型、應力形成機制以及薄膜的形成過程。
  2. Several models of bonded dissimilar materials with interface edges are calculated. displacement, electrical potential, singular stress fields and singular electrical displacement fields near a singular point are deduced by the eigenfuntion expansion method based on the general solution of the spatial axisymmetric problem of the transversely isotropic piezoelectric media. a generally axisymmetric interface edge of bimaterials with arbitrary interface angle and joining angle is analyzed theoretically by using this method

    在此基礎上,對具有任意界面角和結合角的橫觀各向同性雙壓電材料空間軸對稱界面端一般模型的軸對稱變形問題進行了理論分析,給出了該模型界面端的奇異性特徵方程以及界面端附近的位移場、電勢、奇異應力場和奇異電位移場。
  3. The purposes of this project were to further analyze the characteristics of their iron efficiency under iron stress, to study the physiological and molecular mechanisms of iron efficiency under iron deficiency in c. junos and m. xiaojinensis, and to analyze the spatial expression model of fcr ( ferric chelate reductase ) gene under iron stress with the hope to cast a new light on iron stress tolerance on the molecular level, to lay solid foundations for cloning fcr gene in c. junos and m. xiaojinensis, and to provide some basic data for creating new rootstocks with excellent complex characters and iron efficiency

    本研究通過進一步分析香橙和小金海棠的耐缺鐵特性,研究它們耐缺鐵的生理原因和分子基礎,並通過分析三價鐵螯合物還原酶基因的空間表達模式,從分子水平上去探討植物耐缺鐵的原因,為從香橙和小金海棠中克隆三價鐵螯合物還原酶基因奠定基礎,並為人工創造耐缺鐵的果樹砧木提供基礎研究數據。
  4. Except from the above achievements, the paper adopts two kinds of computational methods to analysis and compare, one is the spatial fem, the other is the cross direction supporting frame method. the results are present which the spatial fem can relatively accurately reflect stress of the practical structure, and which in spite of being convenient, the cross direction supporting frame method can lead to error while determining dimension of the cross bending str ess

    另外,還針對該橋箱室較寬的特點,分別採用空間有限元模型和橫向支承框架法兩種計算方法對橫向彎曲問題進行了分析研究。結果表明:空間有限元模型能夠較準確地反映出實際結構截面的受力特點,計算所得的結果基本符合實際情況。
  5. Those two phases of conjugated shear joints are differ from each other in spatial distribution, which is a reflection of the spatial evolution of the fault zone. it can beinferredfrom the information about macrostructure, superimposed deformation of tectonites, paleotectonic stress field of joints and other related documents that there had been three stages of significant activity since zijingguan fault zone was activated. the first stage was about from middle juiassic to early cretaceous, when the fault zone activated left - laterally under nw - se striking transpression

    宏觀構造組合特徵、構造巖變形疊加信息、節理的古構造應力場信息及前人區域資料表明,紫荊關斷裂帶自古生代末開始活化以來有三次主要構造活動:第一次是中侏羅世?早白堊世,在北西?南東向近水平擠壓作用下,斷裂左行壓扭性活動,控制太行山地區巖漿巖帶及與其相關的接觸交代型礦床的形成。
  6. ( 3 ) based on the analyses results of simple inference method and seismic focal mechanism and on the statistic results of measured geostress data, the direction of principal stress was derived and based on the analyses results of macro geological estimate and on the statistic results of measured geostress data the magnitude of principal stress was derived too. the influence of rapidly down - cutting of yellow river on geostress field of studied zone was discussed. then the evolution of geostress field accompanying with the down cutting of yellow river and was simulated with fem and the spatial distribution features of geostress were discussed

    根據簡易推斷法、地震震源機制分析法以及地應力實測資料統計分析結果,綜合確定了工程區的主壓應力方向;運用地質宏觀判斷法並結合地應力實測資料的統計分析結果對地應力的量級進行了綜合評價,並進一步討論了黃河快速下切對研究區地應力場的影響;運用有限元法模擬了研究區地應力場的形成過程,並探討了地應力的空間分佈規律。
  7. In this text we make a diagnosis of linear and nonlinear response of quasi - quadrennial ( qq ) and quasi - biennial ( qb ) component of nino3. 4 index by using reanalyzed ncep / ncar data of sst, wind stress ( pseudo stress ) field, ssp, then have a time and spatial analysis of wind stress field by using mssa, and finally find the importance and contrast the effect of different wind stress field forcing the sea so as to find the cause ofenso irregularity

    本文首先分析海表溫度( sst ) 、風應力場、海表面氣壓( slp )等ncep ncar再分析的月距平場對于nino3 . 4指數的準4a ( qq )和準2a ( qb )振蕩成分的線性和非線性響應,接著用mssa (多通道奇異譜分析)對風應力場進行時空特徵分析,最後用一個熱帶太平洋動力海洋模式研究具有不同振蕩性質的風應力場對海洋強迫作用的重要性及差異,尋找enso不規則性的原因。
  8. In order to study the thermal performance and residual stress of microelectronic subassembly, in this paper, a newly optical interferometry method for 3 - d displacement measurement is developed based on wavefront interference theory. in which the moire interferometry provide the in - plane displacement, but the system is different from the conventional interferometry, the system applies the double diffraction of the specimen grating, the in - plane displacement sensitivity is a factor of 2 higher than that of the conventional moire interferometer. twyman / green interferometry method for out - of - plane displacement measurement is adapted, the advantages of the optical set - up are structure novelty, and the fringe patterns of the displacement fields shown high contrast and spatial resolution

    為了詳細研究試件的熱變形特徵以及殘余應力的影響作用,本文在波前干涉理論的基礎上,設計了一新型三維光學測試系統,該系統的平面位移測試基於雲紋干涉方法,但採用與普通雲紋干涉不同的光路系統,利用試件光柵和平面反射鏡組形成的兩次衍射,使平面位移干涉條紋倍增,測量靈敏度是普通雲紋干涉的2倍,系統的離面位移場測試採用泰曼格林干涉光路。
  9. 4. the characteristics of stress distribution in entrance structure prove that spatial effect occurs within certain length

    ( 4 )洞門段結構受力分佈特徵表明洞口段空間效應長度是一定的。
  10. The dissertation discusses some theories of computation including the unit stiff matrix of the spatial member in the local coordinates , the coordinate transformation, the integration of the integer stiff matrix , the equivalent joint load , the introduction of the boundary condition , the computation of the unit internal force and support reaction , the stableness of the spatial stiff frame. the dissertation also discusses the methods of dealing with several unusual problems such as combined structure, temperature stress , elastic bearing

    本文論述了空間桿件局部坐標單元剛度矩陣、坐標轉換、整體剛度矩陣的集成、等效結點荷載、邊界條件的引入、單元內力與支座反力計算、空間剛架穩定的計算理論,以及組合結構、溫度內力、彈性支承等幾個特殊問題的處理方法。
  11. Furthermore, the paper also provided the approach of non - linear finite element of this new type of composite structure, hi which the factors of cracking of small type hollow concrete block and dark beam ' s stiffness were being considered. at the same time, the time history analysis and stress cloud chart of this spatial structure

    另外,本文還提出了可考慮馬牙搓連接及暗梁剛度的非線性有限元計算模型,對該結構體系進行了時程反應分析、做出了三維結構的應力雲圖,全面地分析了該結構形式的受力特點和抗震性能。
  12. Finally, a theoretical model of mohong hongshuihe bridge was presented. on the basis of this simple but effective model, the spatial finite element program super sap was used to analyze the plane stress of the whole structure and some key sections, which helped to know the stress distribution of the arch rib more clearly. at the same time, some meaningful results are obtained

    最後本文利用supersap有限元分析程序建立了廣西來賓磨東紅水河大橋實際結構的大型有限元計算模型,並對模型進行了分析計算,得出了拱肋結構的應力分佈情況及應力分佈規律,同時也得出了一些有益的結論。
  13. By fem, the numerical simulation was carried out according to such models, many important hemodynamic variables, such as the tempo - spatial velocity field at every cross section of the artery, the pressure distribution, the secondary flow and the wss ( wall shear stress ) at the specific areas were obtained, which will help understand the biomechanics of coronary atherosclerosis furtherly. many investigators studied the stenotic artery by means of 2 dimensional models, which can only simulate the planar pulsatile waves and got, to some extent, some general results of the blood flow without considering the secondary flow and the reality of physiological conditions

    本文的著眼點和研究的目的在於,希望利用在血流動力學方面的研究優勢,用有限元方法對動脈粥樣硬化的血流動力學問題進行數值模擬,研究動脈粥樣硬化在生成和發展過程中的血流動力學、血管壁生理及生物力學性能的變化規律,以及這兩種變化規律之間的相互作用與動脈粥樣硬化的發生和發展的關系,通過大量算例的對比分析,以期在這方面作些基礎而有實際價值的工作。
  14. When comparing spatial patterns among different habitats within the plot, the aggregation intensity increased along a wind - stress gradient from the sheltered creek to the most exposed slopes

    至於?同徑級大小, 35 . 5 %的物種隨著徑級增加而由高?聚集的分佈?型逐漸轉移到較低強?的聚集或呈現隨機分佈,但有11 . 3 %的物種呈現相反的結果。
  15. Using the structural analytical method of physicochemical field of metallotectonics, the authors studied the structural characteristics of the metallotectonic stress field and of the ore - forming physicochemical field, and made a preliminary discussion on the corresponding - coupling relationship between the physicochemical field structure of metallotectectonics and the spatial location of gold orebodies as well as its ore - prospecting significance

    摘要採用成礦構造物理化學場結構分析方法,研究了河東金礦床的成礦構造應力場結構特徵和成礦物理化學場結構特徵,並對成礦構造物理化學場結構與金礦體空間定位的對應耦合關系及其找礦方向進行了初步探討。
  16. 3. the finite element method in spatial sluice structure calculation was researched. regarding the whole sluice and foundation as an integral body, the static and dynamic analysis of the structure was made, and the spatial stress was transformed into plane stress according to demands and habits of the project design

    3研究了空間水閘結構計算的有限元法,將整個水閘和地基作為一個整體,進行靜動力分析,並把空間應力轉換為符合工程設計要求和習慣的平面內力,導出了相應的計算公式。
  17. So the choice of experiment topics and contents, experiment instruction and experiment evaluation should make appropriate changes to develop study - learning facing the students. we should change the traditional experiment teaching situation which puts undue stress on the proficiency of experiment operating shills but overlooks the cultivation of the students " visual - spatial intelligence

    化學教學是「以實驗為基礎」的,研究性學習必然要體現這一特徵,這就要求實驗課題和內容的選擇、實驗指導和評價作出相應的變化,面向全體學生開展研究性學習。
  18. Through developping the formula of two - node linear bar element and the procedure of full - stress optimization, the learners will master the principle and the procedure of the spatial braced structures ' design

    通過對兩節點線性桿單元的簡單推導以及滿應力優化分析的原理分析,了解網架結構的分析設計的基本原理和過程。
  19. The previous researches on the seismogenic process emphasized particularly on single earthquake source model and theory, and studied the phenomena and mechanisms of long term medium term and short - term earthquake preparation process according to its temporal and spatial dynamic evolvement of stress field and strain field in earthquake source and its neighboring area

    關于地震孕震過程,早期的研究大多側重於震源模型和理論,圍繞地震孕育發生過程中,震源及其鄰近地區應力場、應變場的時空動態演化來研討其長、中、短、臨各階段的現象與機理,而較少涉及各地震之間相互關系的研究。
  20. According to construction features of three - span prestressed concrete and continuous rigid frame box with v pier bridge, the paper demonstrates the shell finite element theories, c onstruct the spatial model, and researches its spatial stress and variable regularity under different loads including uniform load, concentrated load and prestressing force wire. morever, the paper studies vibratory modal of three - span prestressed concrete and continuous rigid frame box with v pier bridge, and sets about experimental investigation of the corresponding practical bridge

    本文根據典型的三跨預應力混凝土墩連續剛構橋的特點,提出採用板殼有限元法計算理論,建立其空間分析模型,研究該橋在不同荷載(均布恆載、集中活載、預應力束)支承條件下的空間受力特性和變化規律:探討了典型三跨預應力混凝土墩連續剛構橋的空間靜動力特性及相應的振動模態;探索一般的平面理論預測值與實際空間效應的差異,並進行相應的試驗研究。
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