離散拓撲 的英文怎麼說

中文拼音 [lísǎntàpū]
離散拓撲 英文
discrete space
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 散 : 散動詞1. （由聚集而分離） break up; disperse 2. （散布） distribute; disseminate; give out 3. （排除） dispel; let out
  • 拓 : 拓動詞（把碑刻、銅器等的形狀和上面的文字、圖形印下來; 拓印） make rubbings from inscriptions pict...
  • 離散 : dispersed; scattered about; separated from one another; spread; debunching; straggling; fringing;...
  1. 2. considering the characteristics of topology optimization of structures with discrete variables, a mathematics model of topology optimization of structures with discrete variables, including sectional variables and topology variables, with the aim of getting the minimum weight of the structures, is built up in this paper. this paper develops a from easy to difficult structure stability analysis mechanism, which

    2 .論文針對離散變量結構拓撲優化的特性，建立了包含截面設計變量和拓撲設計變量，以結構重量最小化為目標的離散變量結構拓撲優化數學模型，採用了由易到難的結構機動性分析機制，大大減少了結構重分析次數。
  2. Topological optimization for frame of a heavy special vehicle

    重型專用車車架的離散拓撲優化
  3. We find a simple relation between the maximal ergodic subgroup and distal properties of algebraic actions and characterize the distal properties of zd algebraic actions. we also prove that if the group action is equicontinuous then ergodicity and topological transitivity are equivalent

    討論了離散群在緊群上代數作用的極大遍歷子群與distal性質的關系；給出了z ~ d代數作用的distal性質的刻畫；證明了離散群等度連續作用下，遍歷與拓撲可遷等價。
  4. Hybrid genetic algorithm for discrete topology optimization of trusses

    離散變量桁架結構拓撲優化的混合遺傳演算法
  5. The soft tissues are discreted to a mass - spring - damper system, and the topologies of the system are described using adjacent tables, the dynamical equations can be constructed based on the data stored in the adjacent tables. the 4th order runge - kutta method is used to integrate the equations of deformation. using computer graphical techniques to display the visual feedback of the deformation

    將連續的軟組織離散為由彈簧-阻尼器及與其連接的質點構成的離散系統，用鄰接矩陣表示離散系統的拓撲結構，即質點-彈簧間的鄰接關系，依據該信息，可自動計算與每個質點連接的彈簧、阻尼器對接點的粘彈性力的貢獻，然後採用4階runge - kutta方法對得到的微分方程組進行數值積分，用opengl技術對得到的模擬結果進行圖形繪制。
  6. In chapter 5 we introduce the concepts of topological reflexivity in several topologies, namely, the discrete, the norm, the strong and the weak operator topology. we prove that the spaces of (, ) - derivations on certain operator algebras are topologi - cally reflexive in the weak operator topology. the automorphisms and (, ) - derivations of reflexive algebras in banach spaces are also characterized in this chapter

    在第五章中我們引進了在離散拓撲、范數拓撲、強運算元拓撲和弱運算元拓撲下的拓撲自反性，證明了某些運算元代數上（ ， ） ?導子空間在弱運算元拓撲下是拓撲自反性的，同時我們還刻畫了自反代數的自同構和（ ， ） ?導子。
  7. The first generation spatial analysis database system, sadbs, uses " realms " as expression base of spatial data. it adopts discrete integer coordinate system to solve topological error in spatial database. it also uses multi - index data organization and plane - sweep algorithm, which improve the performance of spatial analysis operations

    第一代空間分析數據庫系統sadbs使用realms作為空間數據的表示基礎，它利用離散化的整數坐標系統，解決了空間數據庫的拓撲誤差問題；使用多索引的數據組織方法，引入平面掃描演算法，提高了空間分析操作的性能。
  8. A discrete model for a simplified multi - router transfer control protocol network with random early detection congestion control system is proposed by modifying the previously developed one, where the nonlinear behaviors occurring in the system are researched by analytical and numerical methods, and the stability of the fixed points in different parameters is obtained simultaneously

    摘要基於傳輸控制協議和隨機早期檢測擁塞控制演算法，提出多路由器網路拓撲下系統的改進型離散時間映射，採用解析及數值方法研究該映射中出現的分岔現象及混沌，給出系統的穩定性條件。
  9. We consider the following periodic boundary valve problems ( pbvps ) : where ( i. e., f is continuous as a map from the topological space i + r2 into the topological space r ( of course the topology on i, will be the discrete topology )

    考慮下面的周期邊值問題（ pbvps ） ：其中（ f是從拓撲空間i r ~ 2到拓撲空間r （這里的拓撲是離散拓撲）的連續映射）
  10. Stzware is a two and three dimension spatial analysis software based on realms math model developed by nuaa, and the two - dimension subset of this software defines spatial data types on 2 - dimension discrete grid, such as point set ( privpoints ), line set ( privlines ) and region set ( privregions ), and implements attribute operation functions of these 3 types and topology analysis functions among these 3 types

    Stzware是由南京航空航天大學研製的基於數學模型realms的二三維空間分析軟體，其中的二維子集定義了二維平面離散網格上的空間數據類型:點集（ privpoints ） 、線集（ privlines ）和區域集（ privregions ） ，並實現了這三種類型的屬性操作函數和這三種類型間的拓撲分析函數。
  11. New method of discrete topology optimization of rigid frame

    離散變量剛架結構拓撲優化設計的一種新方法
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