退化單形 的英文怎麼說
中文拼音 [tuìhuàdānxíng]
退化單形
英文
degenerate simplex-
The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production
本文展開研究並取得一定成效：構建了基於pci總線的微機實時圖像採集系統；在採集的布料總圖（鳥瞰圖）的基礎上，通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理，提取布料圖像的邊緣，對輪廓的矢量化的象素點進行搜索，得到相應的圖案矢量圖，從而確定絎縫的加工軌跡，生成加工指令；在進給加工過程中，主計算機對動態局部圖像與總圖（鳥瞰圖）的對應部分進行圖像相關的匹配計算，應用數字圖像理論，結合神經網路計算的改進最速下降法和模擬退火演算法，提出獨特而有效的相關迭代初始值賦值方法，形成穩定、高速和準確的相關運算，實現單針絎縫視覺測量和自動控制。The dependence of oxygen precipitation and induced - defects in heavily as - doped silicon on heat treatment process was studied by annealing and ig process, chemical etching, scanning electron micrograph ( sem ) and transmission electron microscopy ( tem ). a developed ig technique was suggested and the mechanism of the influence of as on oxygen precipitation formation in heavily as - doped silicon was discussed
本文通過化學腐蝕、光學顯微鏡、掃描電鏡（ sem ） 、透射電境（ tem ）等分析技術，對重摻砷硅單晶在單步退火工藝和內吸雜退火工藝中氧沉澱及誘生缺陷的形態，形核與熱處理溫度、時間的關系等進行了研究。Improve the management level of coscon, meet the increasing demands in the capital market ; enhance the professional business ability, strengthen and develop the global container shipping network ; implement active sales policy ; solidify, penetrate and extend effective market ; equally develop fleet management and managing fleet, route extension and reduction ; build effective customer service system, win the market by “ high quality ” service ; bring the advantage of alliance cooperation into full play, improve the profit - making ability ; strengthen the use of information system, boost “ digital ” development ; implement the strategy of “ talent for strong business ”, train responsible company and responsible staff ; establish a complete financial and accounting system of capital operation to improve the level of financial management ; optimize the domestic and overseas management pattern, form a resultant force of the global container shipping network ; expand the scale of shipping capacity, enhance the company ' s competitive edge ; finish the transformation from sheer production operation to the double operations of capital and production, maintain the sound and stable development of business
提高公司管治水平，滿足不斷提升的資本市場要求；增強專業化經營能力，鞏固發展全球集裝箱網路化運輸；實行積極營銷政策，鞏固、滲透和拓展有效市場；實現船隊經營與經營船隊並舉及航線擴張與退出並舉；構築有效的客戶服務體系，以「高品質」服務贏得市場；發揮聯盟合作優勢，提高盈利能力；堅持強化運用信息系統，催生「數字化」 ；實施「人才強業」戰略，打造責任公司、責任員工；建立完善資本經營財會體系，提高財務管理水平；完善海內外管理模式，形成全球集裝箱運輸營銷網路的合力；擴大公司運力規模、增強公司競爭實力；完成由單純的生產經營向資本經營和生產經營並舉的轉變，實現公司業務的健康、穩健發展。Simultaneity, through contrast analysis validate that antiseimic capacity of expansion web is better than that of steel web. therefore, based on the experiences summed up by precedence, the formulation for calculating the crack load and limit load of brick masonry house reinforced by expansion web is advanced, which provides project reference. based on the analysis and studies of masonry shearing strength, test of prestressed single brick masonry wall, and test of prestressed brick masonry house models, and ect, the article has carried through several aspect research as below : 1. a series of experiment on material capability of expansion web, including intensity of single thread and expansion web, ect ; 2. research on influence of loading and destroy of masonry brick building reinforced by expansion web under lowcyclic loading ; 3. study of impact of expansion web on ductility, energy dissipation, intensity, ect under the same situation as above ; 4. put forward computation formulation of masonry brick building reinforced by expansion web
本著以上的研究目的，本文在分析和借鑒前人砌體抗剪強度理論、預應力單片墻試驗研究、預應力模型抗震性能試驗研究等基礎上，進行了以下幾方面的研究工作: 1 .作為一種新型結構材料擴張網，進行了一系列的材性試驗（單絲強度、網片強度和在砂漿中被約束條件下的網片強度及其相應的彈性模量） ； 2 .研究了水平荷載往復作用（低周交變）下，普通鋼絲網和擴張網砂漿對砌體結構抗裂及承載能力和破壞形態的影響，並將這兩種材料的加固效果進行了對比； 3 .上述狀態下，兩種網片水泥砂漿對砌體結構變形、延性、耗能、剛度退化等抗震性能的影響及其影響效果的比較； 4 .提出擴張網水泥砂漿加固砌體結構的抗剪強度計算建議公式。The research of ecosystem degradation, restoration and reconstruction in these reg ions has became one of the hot points in soil science, water and soil conservati on science and ecology
研究主要集中於：紅壤區土地退化的成因、過程、機理及退化特徵的診斷與評價研究，而且其評價由單一方面如植被、土壤轉向包括環境劣化、形態退化、肥力退化、污染退化等多方面的綜合評價。2. a relevant formula of eight - node adhesive finite element is deduced in the paper, which is based on a separately interpolation scheme for reissner - mindlin plate element. a load capability analysis method for patched composite laminated structure is established by using tsai - hill failure criterion and thai ' s reduced stiffness scheme, and corresponding computer code is also developed
在任意四邊形四節點復合材料層合板殼單元的基礎上，推導了相應的八節點膠單元，並採用蔡-希爾強度理論以及蔡氏剛度退化準則，對復合材料層合板膠接補強結構進行剛度分析和極限承載能力分析，編制了相應的有限元分析程序。To completely avoid producing elements jointed at their corner nodes and checkerboard patterns, which frequently occur when the topology optimization of plane continuum is studied, the theory of topology analysis of plane continuum in topology optimization process and the simple algorithm for programming are studied. according to algebraic topology theory, the boundary of elements and plane continuum are operated as a one - dimensional complex. by use of the adjacency vector in graph theory, the structural topology is described and the topological operation is achieved on a computer. by above, the structural topological feature in the evolutionary process is gained. these methods are effcient and reliable. under topology constraints, according to the results of stress analysis, by deleting elements and moving nodes at the boundary, more satisfactory results can be gained by using a few numbers of elements and iterations. to demonstrate the efficiency of these methods, solutions including some well - known classical problems are presented
避免目前平面連續體結構拓撲優化過程中經常出現的單元鉸接以及「棋盤格」等現象，研究了連續體結構拓撲優化過程的拓撲分析方法，以及在計算機上實現的簡便演算法.根據代數拓撲理論，單元及連續體的邊界作為1 -復形進行運算.利用圖論中的鄰接向量概念，在計算機上實現了結構的拓撲描述及拓撲運算，得到了結構在拓撲演化過程中的拓撲特性，方法簡單、可靠.在一定的拓撲約束下，根據應力分析結果，採用刪除單元、單元退化、移動節點等方法，可以用較少單元得到更為滿意的結果，提高計算效率.為演示方法的有效性，給出幾個包括常見經典問題的解答Theoretical research based on the quasi - static test such as theoretical analysis in nonlinear finite element method, programs to shape function of isoparametric element of hexahedron with eight nodes and to stiff matrix of elements, application of resilience model in degeneration equation of elastic module of concrete goes along
在試驗基礎上進行了理論研究，用非線性有限元方法分析框架，編寫了六面體八節點等參元形函數、單元剛度矩陣等部分程序，將恢復力模型應用到混凝土彈性模量退化方程中。Based upon established analytical model, the finite element models of laminated shell pasted with piezoelectric units, are formulated, which employ a novel eight - node degenerated shell element - a - piezo element, then the model are converted into form of state space and transfer function
在解析模型的基礎上，運用有限元方法，構造了一種新型的八節點退化殼元? ? piezo單元，推導建立了表面粘貼有壓電材料的層合殼結構的有限元動力學模型，並將其轉換成狀態空間和傳遞函數形式。The method proposed in this paper is a generalization of basis deficiency - allowing variation of the simplex method to linear programming problems with bound constraints
為克服單純形演算法中退化現象帶來的困擾，本文在文[ 1 ]的基礎上進一步提出虧基有界變量單純形演算法，並證明了演算法的收斂性Three - dimensional model was also set up to analyze the structure ' s distortion, cable tension and stress state during the segmental - construction of wenhui bridge ' s girder with degenerated solid elements. the effect of prestressing force and concrete ' s creep were considered in analysis
建立了文暉大橋主梁施工過程的空間分析模型，採用實體退化單元對主梁分段施工過程中的變形、索力及應力進行了空間模擬分析，分析中考慮了縱橫向預應力效應和混凝土徐變的影響。分享友人