連通曲面 的英文怎麼說
中文拼音 [liántōngqūmiàn]
連通曲面
英文
connected surface- 連 : Ⅰ動詞1 (連接) link; join; connect 2 (連累) involve (in trouble); implicate 3 [方言] (縫) ...
- 通 : 通量詞(用於動作)
- 曲 : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 連通 : feed through; connection; connected; intercommunication
-
Chapter 1 deals with the numerical simulation method. chapter 2 deals with the monte carlo methods. the monte carlo integration that the domain of integration is curved or complex connected curved polyhedron and the integrand has singular points is discussed in this chapter
第二章討論了用montecarlo數值模擬方法求積分區域為曲面體和積分區域為復連通曲面體的情形,且被積函數有奇異點。Characteristic of normal line of compact connected surfaces
緊致連通曲面的法線特徵Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account
依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。The main work includes : the kinematic properties of a planner 4 - bar linkage are researched deeply using the assur group theory. the displacement, velocity and acceleration of each joint point in a motion period are put forward and their curves of the relevant points are plotted
通過運動學分析,得出平面連桿機構在一個運動周期中各鉸接點的位置、速度和加速度以及各桿件的角速度、角加速度等運動學參數,並繪制出相應的變化曲線。Finally, a discrete g 1 continuous b - spline surface is generated by a surface fitting algorithm
最後,通過曲面擬合演算法得到離散g 1連續的b樣條曲面。The reassigned smoothed pseudo wigner - ville distribution ( rspwvd ) is introduced, which has less interference and higher resolution than other time frequency distributions like wigner - ville, choi - williams etc. it is used to detect the multi - knocking of engine such as cylinder, piston pin, valve, crank bearing, connecting rod bearing and jib knocking. a new fault diagnosis technique based on the rspwvd for the engine multi - knocking problem is proposed. by comparing the bispectrum and bicoherence of the gear vibration signals, it is demonstrated that bispectrum has an advantage over bicoherence for feature extraction of such signals
第四章首次引入一種重分配方法,得到干擾項少而解析度高的重分配平滑偽魏格納維爾分佈( rspwvd ) ;對發動機曲軸主軸承響、連桿軸承響、活塞銷響、活塞敲缸響、氣門響和挺桿響等常見機械異響故障振動信號特徵進行了全面地比較分析;通過對各種異響故障特徵信號的分析研究,提出基於rspwvd的發動機多異響故障診斷策略,利用該策略可以準確識別不同的發動機異響故障。An intricate structure of interconnecting passages through which it is difficult to find one ' s way ; a maze
迷宮一種復雜的建築,裏面的通道互相連接很容易使人迷路;曲徑Sectional specification - flex - rigid double sided printed boards with through connections ; german version en 123700 : 1996
分規范.帶貫通連接的彎曲剛性雙面印製電路板In some time - critical situation, continuous ssi is computation bottleneck of some solid modeling system. conventional approach for solving continuous ssi often uses intersection algorithm iteratively without taking the characteristic of the surface into account to simplify computation. the dissertation analyzes the intersect curve structure of continue surface, from the point of intersect curve ' s evolution, it describes the relationship between topology of offset surface intersect curve and topology transmit point ( ttp )
等距曲面和運動曲面在cad cam領域中有著重要的應用,在一些時間敏感場合例如數控加工動態模擬,等距曲面和運動曲面等連續變化曲面求交運算已成為這些系統的計算瓶頸,連續變化曲面求交問題的通常解法是採用曲面求交演算法反復迭代計算交線,沒有考慮連續變化曲面交線之間的相似性進行求交簡化,效率上一直不能有很大的提高。To meander channel, because the channel continuously moved, form duplicate fluvial sand bodies largely, and there are many area of non sandbodies or in fluvial sandbodies, there are some abandoned channel, all make the continuous of sandbodies poor upper the meander channel sandbodies, so remained oil is mainly distributed in sandbodies in fluvial channel, abandoned channel and non sandbodies area nearby
對曲流河砂體,由於平面上曲流河反復遷移和改造,以側蝕和側積方式形成了面積廣闊的復合曲流河砂體,內部發育有許多尖滅區及河間砂體,邊部及內還存在一定數量的廢棄河道,從而使曲流河上半部側向連通性變差,這類砂體中剩餘油主要分佈於河間砂、廢棄河道部位及尖滅區附近。Based on the continuous damage theory, considering the shear effect, the high - order shearing, flexural and in - plane deformation coupling model is built ; through the nonlinear fem analysis of rc beams strengthened with frp, the damage theory and damage course is researched ; compared with experiment results, it shows that the model is effective ; the fem analysis software is prepared to provide simple and effective method for the engineering application ; using the soft the frp strengthened beams before and after damage is modeled so as to provide the theory base for engineering application
摘要基於連續損傷理論,考慮膠層的剪切效應,建立frp加固鋼筋混凝土梁的高階剪切彎曲及面內變形耦合模型,編制了有限元分析的軟體,進行非線性有限元分析;通過與已有的試驗結果進行對比,證明該模型的簡單,有效性;利用該軟體對未加固混凝土梁,初始進行加固的混凝土梁以及最大拉應變達到極限值時進行加固的混凝土梁等幾種情況進行數值模擬。The main purpose of this paper is to realize the section properties and moment capacities of profiled sheets by experimental study and academic analysis for three types of profiled metal sheets which are called u450, u860and super combination profiled metal sheets produced by shanghai baosteel metallurgical construction corporation. its main contents include : ( l ) according to " european recommendations for the testing of profiled metal sheets ", the moment capacities of 32 full - size u450 and u860simple and continuous specimens are tested. ( 2 ) using the finite element program ansys and nonlinear finite element method, the moment capacities of super combination profiled metal sheets profiled are analyzed
主要內容有: ( 1 )依據《金屬壓型鋼板試驗歐洲建議》 ,進行了32塊1 : 1的u450 、 u860二類壓型鋼板試件簡支、連續板彎曲性能試驗研究; ( 2 )採用有限元程序ansys對超級組合壓型鋼板受彎性能進行了非線性有限元分析,分析中考慮了大變形與幾何初缺陷,得出其荷載?撓度曲線與極限荷載p _ ( max ) ,通過截面特性與曲線斜率、極限荷載的關系式得到截面特性;並將分析結果與同濟大學試驗結果進行對比分析。In proc. pacific graphics, october 9 - 11, 2002, beijing. 22 fasshauer g, schumaker l. minimal energy surfaces using parametric splines
4通過對擬插值曲面的凸組合,我們得到了具有g1連續性的參數插值曲面,構成了最終的his 。The traditional way of sandstone correlation based on the geometrical similarity of well - logs which emphasizes " based on the cycle and correlating from larger to smaller " has shown its theoretical limits when explaining the correlating and the scale, geometry, continuity, connectivity of sandstones and the law of the reservoir property. it has been an urgent and difficult subject to find new theory and methods to solve the reservoir correlation and property prediction. it ' s a new way to correlate strata and found framework of reservoir through the process - response analysis in the base - level cycles
儲層骨架模型是建立儲層地質模型的前提和關鍵,建立在測井曲線相似性基礎上的傳統「旋迴控制,分級對比」原則在進行高含水期精細對比時表現出地層學理論依據不足,在解釋小層段的砂體對比方面,在解釋不同層位砂體規模、形態、砂體連續性、連通性和儲層物性的變化規律方面缺乏有力的理論支撐。In this example, the surface is not simply connected and any smoothed - out object looks like a torus with at least one hole
在這個例子里,圈餅表面就是非單連通的,並且這類物體的簡化就會像是至少有一個洞的曲面。The load - stain curve of bar was obtained in the shear strength test. the mechanism of mechanical joint element in the shear test was analyzed. strengthen mechanism of adhesive agent - expand cement paste
通過測量鋼筋在受剪時候應變,得出鋼筋的荷載?變形曲線,對機械連接件的受力原理做了分析;分析了膨脹水泥凈漿作為界面劑時對于試件抗剪強度的增強機理。One of the most important geometric structures of a protein is the connolly surface of protein since a connolly surface plays an important role in protein folding, docking, interactions between proteins, amongst other things
特別的是,因為諸如蛋白質-配體連接中的分子內相互作用等重要生物過程是通過在蛋白質邊界曲面的相互作用產生的,蛋白質的邊界曲面對于蛋白質的功能尤其重要。分享友人