端部約束 的英文怎麼說

中文拼音 [duānbùyāoshù]
端部約束 英文
end restraint
  • 端 : Ⅰ名詞1 （東西的頭） end; extremity 2 （事情的開頭） beginning 3 （門類; 方面） item; point 4 （原...
  • 部 : Ⅰ名詞1 （部分; 部位） part; section; division; region 2 （部門; 機關或組織單位的名稱） unit; mini...
  • 約 : 約動詞[口語] （用秤稱） weigh
  • 束 : Ⅰ動詞1 （捆; 系） bind; tie 2 （控制; 約束）control; restrain Ⅱ量詞（用於捆在一起的東西） bundle;...
  • 端部 : telos
  • 約束 : keep within bounds; restrain; bind; bound; boundage;tie; restraint; restriction; engagement; repr...
  1. This thesis investigated and researched on non - loaded crack, especially those caused by thermal - shrink, and analyzed the thermal - shrink stress of beam, slab and continuous - wall, found that according data of civil and overseas offered thermal - shrink calculating formula without considering effect of factors, such as the cement quantity, using of aruhuesiru, aggregate size and quantity of sand, which made the result data smaller. in addition, there are not enough construct measure in code

    本文對非荷載裂縫，特別是溫度?收縮裂縫進行了調查研究，並對兩端或四周約束的梁、板和底部約束的地下連續墻進行了收縮應力分析，發現國內外有關文獻給出的收縮計算公式沒有考慮泵送商品混凝土的水泥用量、外加劑使用、骨料粒徑和砂用量等因素的影響，計算出的混凝土收縮量往往偏小；另外， 《規范》中針對溫度?收縮裂縫的構造措施不足。
  2. The main results and academic contributions of the dissertation can be summarized as following : 1 ) for the difficulty to obtain the accurate analytical solution of the stress constraints around 3d cracks, detailed 3d fe analyses have been conducted to study the out - of - plane constraint factor tz around a straight through - thickness crack, a quarter - elliptical corner crack and a semi - elliptical crack embedded in an isotropic elastic plate subjected to uniform remote tension loading. the distributions of tz are minutely studied in the forward section of the cracks. strong 3d zones ( tz > 0 ) along the crack front were investigated despite the far field stress - free boundary conditions

    全文主要研究內容和學術貢獻如下: 1 .針對一般三維裂紋端部場應力約束準確解析的困難，對均勻拉伸載荷作用下各向同性彈性板中穿透厚度中心直裂紋、半橢圓表面裂紋和1 / 4橢圓角裂紋進行了大量詳細的全場應力三維有限元分析，首次全面分析了非穿透裂紋端部場三維影響區范圍，給出了不同形狀三維裂紋前沿離面應力約束因子tz的數值解，並結合k場平面解給出了非穿透裂紋端部應力場k - tz雙參數描述。
  3. A full mathematical model of optimal flow pattern design withengineering constraints was put forward, based on modern optimal control theory. an optimal flow pattern design was presented for optimizing meridional channel of axial flow turbine. according to integral optimization of turbine stages, a full physical model and mathematical expression were put forward for proposition of optimal flow pattern, including all performance parameters in turbine stages. this problem was further recast into a typical form control to maximize specific performance index such as work or efficiency of stage with given initial state, fixed terminal condition and constraints for part of state terminal variables. the program was also worked out according penalty function method and conjugate gradient method. the optimal distribution of c1ur1 ( r1 ) was obtained according to constraint conditions and maximized objective function

    把近代最優控制論方法引入軸流透平葉片的設計，在優化的軸流透平子午通道內，建立包括透平級內所有性能參量的最優流型命題的完整的物理模型及其數學表達式，並歸化為一個在給定初始狀態、自變量終端固定、部分狀態變量終端受有約束的條件下，使級的某一性能指標（如級的功率）達到最優的最優控制問題，應用「代價函數法」及「共軛梯度法」編制計算程序，計算得到符合給定約束條件、並使目標函數取極值的最優環量分佈，結果是令人滿意的。
  4. Test results for deformations and ultimate strength are found to be in good agreement with the corresponding values predicted by the elasto - plastic finite element analysis when warping boundary constraints are accounted of

    浙江大學申請博士學位論文2002同時將試驗結果與有限元分析的結果進行比較，在考慮端部翹曲約束的情況下，兩者符合較好。
  5. As it is difficult to obtain the accurate analytical solutions for the stress constraints of general 3d cracks, we have conducted systemically detailed researches on the out - of - plane stress constraint by finite elements ( fe ) and proposed a two - parameter description of non - through thickness 3d crack fields. several problems in damage tolerant design were also investigated based on continuum mechanics and probability theory

    三維應力約束對精確預測結構破壞不可缺少，因此，本文採用三維有限元等方法基於連續介質力學、概率論等理論，對典型三維裂紋尤其是非穿透裂紋系統深入地開展了三維應力約束理論計算、三維裂紋端部應力場描述以及結構三維損傷容限設計的研究。
  6. First, the load effect influence factor to the steel truss transfer story, including temperature load effect and differential constrains at the truss end, relative stiffness change between the transfer story with its upper frame structure, and relative stiffness change between transfer story and its lower frame structure, is studied

    首先，對鋼桁架轉換層的受力影響因素進行了研究。主要進行了溫度作用與鋼桁架端部支承約束方式對鋼桁架受力影響的研究，轉換層與上部結構相對剛度變化對鋼桁架受力影響的研究，以及轉換層與下部結構相對剛度變化對鋼桁架受力影響的研究。
  7. The top beam can reform the force - bearing mechanism of the retaining piles because the cantilever piles can be fixed by adding a restriction on the top of the piles and the displacement of the piles can be reduced too. as the same time, top beam can harmonize the displacement and force of the piles and avoid the phenomenon of chain failure as one of the piles is destroyed. if the top beam are closed it can work well because the support on the two ends

    樁頂圈樑對支護樁的作用主要體現在：改善支護樁的力學性狀，變懸臂樁為頂端約束的超靜定狀態；對樁頂位移起限製作用，減小基坑工程對周邊環境的不良影響；協調各樁之間的受力和位移，避免局部受力過大引起各樁之間的連鎖破壞現象。
  8. The second part of the dissertation concentrates on the applications of the digital image processing technique in measuring the specimen deformation in - triaxial test. it includes : ( 1 ) discuss of some problems in triaxial test. it includes the influence of end contact and end restraint, the volume variety during the triaxial specimen being saturated, the characteristic of distributing of the gram at the surface of specimen, etc. conclusions are made and some suggestions are presented

    論文的第二部分是數字圖像測量技術在土工三軸試驗中的應用研究，主要內容包括以下幾個部分： （ 1 ）三軸試驗若干問題的討論：利用數字圖像測量技術，主要對三軸試樣的端部約束、端部接觸和端部區域「藏水區」效應、三軸試樣飽和過程中的體積變化以及試樣表面顆粒分佈特性等問題進行討論，給出了一些有意義的結論和建議。
  9. For frames of more than 3 stories, the weakest story is first selected and a three - story sub - assemblage including the weakest column is taken out, and the proposed method is applied, the effective length of the weakest column is thus obtained, the effective length of the remaining columns are computed through a pre - defined relations. because the sub - assemblage included beams at far ends of the columns above and below the column under consideration, the far end condition ( hinged or fixed ) may be considered easily

    對于更多層的情況，先判斷薄弱層，再假定薄弱層的上下層柱遠端的梁端約束全部提供給與薄弱層相鄰層的柱，取出薄弱層及其上下層的樑柱，按前面處理兩層或三層框架的方法可以得到薄弱層柱很精確的計算長度系數，相應導得其它層柱的計算長度系數。
  10. This paper presents a robot autonomous calibration approach, the kinematics equations are built through the probe fixed in the end - effector contacting the constraint planes in the workspace, the robot internal sensor measurements are recorded for kinematics calibration while the tip - point of the probe is in contact with the constraint planes, the locations of the constraint planes are not necessarily known exactly

    摘要介紹一種機器人自標定方法，通過固定於機器人末端執行器上的探針與工作空間中的約束平面接觸，建立運動學約束方程，利用機器人內部傳感器讀數來辯識機器人運動學參數，約束平面的位置無需準確知道。
  11. Furthermore, there are many factors on load effect of steel truss, especially temperature function and the constraints at truss end

    同時，鋼桁架的受力和變形的影響因素很多，特別是在施工階段，溫度作用和桁架端部支承約束條件的影響很大。
  12. Thirdly, based on the geometrical differential constraints and force balancing constraints of the coordinated flexible manipulators, the mutual relationships between the kinematic and dynamic parameters in static configuration have been presented. the manipulation stiffness of the coordinated system has also been proposed. the manipulability of the flexible robot system has been then analyzed in two aspects : i ) the global characteristics in the manipulation workspace based on the manipulation stiffness ; ii ) the local property of the reachable boundary of generalized forces

    然後，利用柔性機器人協調抓取的幾何微分約束和力平衡約束，通過深入分析系統在靜態位形時其內部各運動參量和力參量之間的關系，定義了系統的操作剛度，從兩個方面對系統的操作性能進行了分析： 1 ）操作空間中，基os于系統操作剛度的全局特性； 2 ）在一定約束的條件下，系統操作力矢端可達二邊界的局部特性。
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