multiple constraints 中文意思是什麼

multiple constraints 解釋
多約束
  • multiple : adj 1 多重的；復合的 復式的 多數的 多樣的。2 倍數的 倍。3 【電學】並聯的；多路的 復接的。4 【植物...
  • constraints : 變動極限
  1. Taking into account the growth of demand index, and the constraints of production growth, the essay models how resources from multiple sources can be brought together to meet demands, and illustrates the strengths of mobilizable resources and the limitations of other kinds of resources

    通過大量戰爭對資源需求與保障的定性定量分析並考慮物質生產增長規律制約，捕捉到需求指數增長趨勢，構築了多途徑資源組合應對模型，論述了各途徑資源所受制約和可動員資源的優勢。
  2. This thesis addresses the problem of minimizing the total transmit power subject to individual rate constraints in broadcast channel with multiple antennas at the transmitter and one antenna at each receiver

    本文解決了多輸入多輸出（ mimo ）廣播通道中滿足用戶速率要求的最小傳輸能量問題。
  3. Mapping transformation method for topology optimization of contin - uum structures under multiple loading cases and stress constraints

    多工況應力約束下連續體結構拓撲優化映射變換解法
  4. Abstract firstly, convert a programming problem with multiple constraints into a programming problem with single constraint, secondly, several convexification and concavification transformations for the constrained problem with strictly monotone constraint functions are proposed according to the transformed problem with single constraint, then this constrained programming problem can be converted into a concave minimization or a reverse convex programming problem

    摘要首先將一個具有多個約束的規劃問題轉化為一個只有一個約束的規劃問題，然後通過利用這個單約束的規劃問題，對原來的多約束規劃問題提出了一些凸化、凹化的方法，這樣這些多約束的規劃問題可以被轉化為一些凹規劃、反凸規劃同題。
  5. If you have multiple constraints, enclose them in curly braces

    如果擁有多個約束，請將它們置於大括號（
  6. Powerful yet easy to use design optimizer, with support for multiple variables and constraints, finds optimum designs in minutes

    功能強大且易於使用的設計優化，支持多種變數和制約因素，認為最佳設計分鐘。
  7. This subject belongs to three - dimensional layout problems with behavioral constraints theoretically and concerns the knowledge of spacecraft design, mechanical engineering, computer science, mathematics, mechanics and system engineering. so it can be ascribed as the frontier fundamental and applied research of cross - discipline subject with np complexity theoretically. in term of engineering practice, this subject has extensive applications, such as layout design of spacecraft module, engineering machinery, submarine and shipping, tank, under - water suspension engineering, platform of marine drilling well, bullet train, multiple spindle box of machine tool, robot

    該課題在理論上，屬帶性能約束的三維布局問題，涉及航天器設計、機械工程、計算機、數學、力學和系統工程等學科，為交叉學科前沿課題的基礎理論和應用基礎研究，具有np難度；在實踐上，具有廣泛的工程應用背景，如航天器艙、工程機械、潛艇、船舶、坦克、水下懸浮工程、海上鉆井平臺、高速列車、組合機床多軸箱、機器人等的布局方案設計問題。
  8. Then, the mathematical models for workshop layout of general production line and automobile assembly - welding line are given, the topology model of multiple constraints expression and workshop layout is presented in depth, and then principles on position check and constraints check are also presented. a modified genetic algorithm is also proposed based on traditional generic algorithm

    在此基礎上，以物流優化和空間利用率最大化為目標，建立了車間設備布局的一般數學模型和汽車裝焊車間設備布局的數學模型;深入探討了多種約束表達和車間布局的拓撲模型，提出了約束檢驗的方法和位置判定的原則。
  9. The time - based authorization mechanism is merely an example of how multiple types of constraints can be added in to this mechanism ; the expansion option will be used in a later example

    基於時間的授權機制只是作為例子，說明如何在這種機制中添加多種約束；擴展選項將在以後的例子中使用。
  10. The main work of this paper was as fellows : ( 1 ) generalized the development of pre - stressed steel structure in our nation and abroad, and pointed out the main problem in practice ; ( 2 ) presented the mechanism of pre - stressed steel structure and revealed its applicable range ; ( 3 ) established the optimization design model for pre - stressed steel structure, which accounts for constraints on stresses and displacements of structure ; ( 4 ) brought forward the optimization design method, which combined linear programming and the principle of full restriction, through which we can obtain the magnitude of each time pre - stress and the optimized sections of each members of structure ; ( 5 ) analyzed the best times of pre - stress and pointed out that 2 ~ 3 times is preferable ; ( 6 ) conducted optimization design on large - space steel roof, horizontal parallel steel truss with local cables, horizontal parallel steel truss with global cable, and ultra - static steel truss, the result of which indicated that the multiple pre - stress structure is very economic ; ( 7 ) compared different schemes of cable placement for horizontal parallel steel truss, and the results showed that the local cable only unloaded the second girders, but had no response on the first girders and stomach poles, while global cable could unload the second girders and the stomach poles outside of turning point of cable, thus proving that global cable is more economic than local - cable

    本文的主要工作是：對國內外預應力鋼結構的發展歷史及現狀作了綜述和總結，指出當前預應力鋼結構工程實踐中存在的主要問題；闡述了預應力鋼結構的受力機理，並指出預應力鋼結構的適用范圍和特點；在考慮結構應力和變位約束的條件下，建立預應力鋼結構優化設計模型；提出多次預應力鋼結構優化設計方法和步驟，採用線性規劃和滿約束準則相結合的優化方法，可優化設計出施加的每一級預應力的大小，並得到結構各部分的優化截面；對多次預應力最佳的施加次數作了分析，並建議以2 3次為宜；為驗證文中理論和方法，分別對大跨多次預應力鋼屋架、局部布索的水平平行弦鋼桁架、整體布索的水平平行弦鋼桁架和局部布索的超靜定鋼桁架等算例進行了優化設計，經濟效益明顯；對水平平行弦鋼桁架的幾種施加預應力的方案進行比較，對于局部布索，預應力只對下弦起到卸載作用，對上弦和腹桿基本不起作用；而整體布索預應力除對下弦卸載外，對索折點以外部分腹桿也起到卸載作用，經濟效益好於局部布索。
  11. On the basis of reviewing the status in goose husbandry industrialization in yongkang, the major constraints limiting the development of industrialization in goose husbandry were analyzed in the paper, and they are : ( 1 ) only few agricultural leading enterprises participate in the goose husbandry, and at present the enterprises relevant to goose husbandry are relatively small in their productive capacity ; ( 2 ) the multiple processing of goose products is deficient or its technology is not advanced enough, which affect both enterprise ' s and farmer ' s profits ; ( 3 ) the goose products have not yet enter the international market, so the sale space is relatively limited ; ( 4 ) the relationship between enterprise and farmer are not so reasonably tight and their interest are not completely consistent

    因此，永康市應將養鵝業作為畜牧業重點發展方向之一，並通過種草養鵝，實現永康種植業結構調整。論文在考察永康市鵝業產業化發展現狀的基礎上，指出制約永康市鵝業產業化發展的主要因素是： （ 1 ）從事鵝業的農業龍頭企業數量少，企業規模偏小； （ 2 ）鵝產品深加工滯后，影響企業和農戶的效益； （ 3 ）鵝產品尚未進入國際市場，銷售空間比較狹窄； （ 4 ）企業和農戶的聯結不夠穩固，利益關系不夠密切。
  12. Firstly, a nonlinear programming problem with multiple constraints can be converted into a programming problem with single constraint via maximum entropy function

    先引入極大熵函數，將多個約束的非線性規劃問題，轉化為只含一個約束的規劃問題。
  13. In the paper, we focus on low power scheduling at the behavioral level, which partitions the behavior description into the time interval at multiple voltages and under multiple constraints

    本文主要研究行為級的低功耗調度技術，是在多約束條件下，把工作在不同電壓下的操作分成具體的時間段進行執行的過程。
  14. This main study of paper centralizes on following aspect : 1. based on shortest path heuristic and greedy algorithms, using path similarity principle and genetic operations, provides a heuristic algorithms in finding multiple feasible paths for multiple constraints ( k - sph ). 2

    基於最短路徑（ sph ）和greedy演算法，使用路徑相似性原：理和遺傳演算法的變異操作，提出了尋找滿足1個或2個約束條件的多路徑啟發式演算法（稱為k - sph演算法） 。
  15. The second one is to search approximative character points on fixed rigid body within design space, whose mathematic model is nonlinear and non - differential problem with multiple constraints

    初始值問題是長期困擾機構優化綜合的一個難題，初始值的好壞決定著優化過程的計算速度最優值的好壞。
  16. Shadow extraction of building based on multiple constraints

    多重約束下的建築物陰影提取
  17. Example of multiple constraints

    多個約束的示例
  18. A table can have multiple constraints, each of which is stored as a

    一個表可以包含多個約束，其中每一個約束都存儲為表的
  19. Multiple constraints can be applied to the same type parameter, and the constraints themselves can be generic types, as follows

    可以對同一類型參數應用多個約束，並且約束自身可以是泛型類型，如下所示：
  20. This paper is based on genetic algorithms and gives a optimization solution for multiple constraints path selection problems, and provides foundation for strategy makers

    本文基於遺傳演算法，針對具有兩個或多個約束條件的情況，提出線路的最優或次優解決方案，為決策者進行決策提供了依據。
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