混合系數 的英文怎麼說

中文拼音 [húngěxìshǔ]
混合系數 英文
mixed coefficient
  • 混 : 混形容詞1. （渾濁） muddy; turbid2. （糊塗; 不明事理） foolish; stupid
  • 合 : 合量詞（容量單位） ge, a unit of dry measure for grain （=1 decilitre）
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 混合 : （攙雜在一起） mix; blend; mingle; admix; mixture; mix up; interfusion; commixture; blending; cre...
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. The effect of the parameter of the spring beam on resonant frequency, sensitivity, cross sensitivity of the structure of the accelerometer, the effect of the electrostatic force on the accelerometer, the dynamic performance of the accelerometer are analyzed

    論文採用了一種新的建模模擬法，即原理級描述模擬法，建立了叉指式微加速度計的參數化機電混合系統模型，對其進行分析研究。
  2. The elements of the reduced - jacobian matrix are functions of some parameters of the system. for example, effective short ratio, power base ratio, coupling impedance and load flow of the system. for single - infeed hvdc system with a parallel ac line, computer simulations using power system analysis software package ( psasp ) were performed

    用一種簡單的方法可以求得降階雅可比矩陣，由於降階雅可比矩陣的元素都是交直流混合系統中一些參數的代數函數，如有效短路比、功率基準比、連接阻抗和系統潮流等，因此，矩陣的特徵值也與這些參數相關。
  3. Based on a superstructure representation, a nonlinear programming ( nlp ) model as well as a mixed - integer nonlinear programming ( minlp ) model was proposed in this paper for the optimal design of distributed wastewater treatment network system

    摘要基於分散式廢水處理網路的超結構，建立了廢水處理網路系統最優化的非線性規劃模型和混合整數非線性規劃模型。
  4. To analyze the hydrodynamic structure of the estuary, 3d k - numerical model with curvilinear fitted coordinate has developed. the distribution of velocity and turbulent exchange coefficient at different time has obtained and analyzed

    紊流模型對測驗河段進行計算，得到特徵時刻該潮汐河口段的水力要素及垂向紊動混合系數的分佈。
  5. Based on netomac, a software package for power system simulation, the model and algorithm of pre - dispatch schedule in generation markets, excitation system parameter setting, and power system small signal stability anaylsis are studied in this thesis. the main work is as follows : a model of pre - dispatch schedule is proposed, whose target is to minimize the market purchasing price ( mpp ) in the whole pre - dispatch period. then according to the characteristics of pre - dispatch schedule, the model of pre - dispatch schedule is simplified to minimize the mpp in each pre - dispatch time, and a three - step algorithm of pre - dispatch schedule is designed : dealing with the optimal problem in the whole period of pre - dispatch with static planning method, solving the problem of combination of machines with pr1 method, resolving problem of optimal power flow ( opf ) with modified powell method

    本文基於netomac模擬軟體，以發電市場預調度計劃模型及演算法、勵磁系統參數整定和電力系統小擾動穩定性分析為研究內容，主要做了以下工作：建立了以整個預調度計劃周期內的市場購電價格最小為目標的發電市場預調度計劃模型，並根據預調度計劃問題狀態數多、變量多、混合整數、非解析的特點，將預調度計劃模型的目標函數簡化為各時段的市場清算電價最小，設計了三段式預調度演算法：用靜態規劃法求解整個預調度計劃周期內的優化問題；用優先級法求解機組組合問題；用改進的powell法求解最優潮流問題。
  6. The third, synchronization in unidirectionally coupled 4 - order hyperchaotic chua ' s circuits is studied. synchronization of hyperchaotic systems can be achieved using only one variable unidirectionally coupled at discrete times. we obtain the threshold of couple coefficient based on lyapunov stability theory

    第三，採用單向耦合方法實現了兩個四階蔡氏超混沌電路的同步，根據lyapunov穩定性定理，得到了兩個系統達到同步時耦合系數的閾值。
  7. With the blending ratio calculated from production scheduling, a mixed integer programming model of oil storage and transfer scheduling is proposed based on the oil inventory and output planning, the problem of oil storage both in the port tank and in the refinery tank are solved, the results can be used for the oil management

    根據煉油生產調度得到的油品調合比例，結合產品庫存和出廠計劃，對成品油的調合問題進行了描述。並分別以廠內罐區和碼頭罐區為對象，提出了成品油儲運調度的混合整數規劃模型，從而解決了成品油調合、存儲和移動等一系列問題，為成品油罐區的管理提供了技術支持。
  8. Starting with the equivalence condition of admissibility, this paper discusses respectively the linear biased estimate of the regression coefficient of thee models : the g - m linear regression model, the multivariate linear regression and the mixed - effect coefficient linear model

    本文以可容許性的等價條件為起點，分別討論了g - m線性回歸模型、多元線性回歸模型和混合系數線性模型的回歸系數的一類線性有偏估計。
  9. Through analysis of instability probabilistic indices ( plos ), it is found that in different installation site, or with different control system parameters, or using different control strategies, the effects of facts to hybrid power system are different. therefore, how to further develop advantages of facts elements is the emphasis of the future work

    通過對系統的失穩概率指標（ p _ （ los ） ）的分析，得出不同的安裝地點、不同的控制系統參數、不同的控制措施的採用， facts元件對混合系統的穩定性影響也不盡相同，因此如何合理有效地將facts元件的優點發揮到最大將是以後工作的重點。
  10. A multi - objective mixed integer programming model, which abstracted the city logistics delivery system lrp, had been presented

    經進一步的研究，發現城市物流配送系統lrp實質上是一個多目標混合整數規劃問題。
  11. According to the trouble information, the concrete trouble type is judged by using the mixed systematic knowledge base on the symptom fact database, traditional expertise experiences diagnosis rule and data mining. and the diagnosis conclusion and maintenance information are displayed on the remote customer browser

    利用基於徵兆事實庫、傳統專家經驗診斷規則和數據挖掘診斷規則的混合系統知識庫，根據故障信息判斷出具體的故障類型，並將診斷結論和維護參考信息顯示在遠端客戶瀏覽器上。
  12. Finally, combining the fact of the jingheng chemical industry corporation, synthesizing the dw technology and the new development of the milp, there build up a dss in this article that fit the usability to a kind of chemical factory and base on dw, and testified it " s usability and reliability by the data came from the production process of the corporation

    最後，結合金恆化工股份有限公司的實際情況，綜合運用數據倉庫技術與混合整數規劃的最新發展，建立起適合一類化工企業應用的基於數據倉庫的決策支持系統，並運用企業歷年的生產經營情況對系統的可靠性和實用性進行了論證。
  13. By using the variational principle to determine the energy expectation value of the relativistic dirac - coulomb hamiltonian, all of the radial functions, configuration mixing coefficients, and the total binding energies can be determined automatically

    通過對相對論dirac - fockhamilton量的期望值變分，可以自動的得到所有的徑向波函數、組態混合系數以及總束縛能。
  14. Many problems of engineering and system are integer or mixed integer programming problems. lt is well known that the problem of integer programming is a np - hard problem, and the method for it is exponential complex

    工程、系統問題中有許多問題屬于整數或混合整數規劃問題。眾所周知，線性整數規劃問題是np - hard問題，求解該問題的精確解演算法具有指數復雜性。
  15. Contrasting this, in feedback control the most majority of complex systems are controlled using sampled observations of system behavior taken at discrete time instants. thus the resulting controlled systems are hybrid systems, which are called sampled - data systems, involving both continuous - time and discrete - time signals. the investigation of sampled - data systems is motivated primarily due to the widespread use of digitally implemented controller in present - day feedback control of continuous - time systems

    工程實踐中遇到的動態系統通常是連續時間系統，與此相反，大多數復雜系統的反饋控制卻是通過觀察采樣點上的系統行為來進行控制的，結果所得到的反饋控制系統是個混合系統，它含有連續信號和離散信號，這樣的系統稱之為采樣系統，當今連續受控系統中數字控制器的廣泛運用促進了對采樣系統的研究，已有的線性采樣系統理論顯然不能滿足處理非線性采樣系統的需要，因此近年來非線性采樣系統的分析與設計已經成為國際控制論界的持續的研究熱點之一。
  16. A two layer numerical model is given which includes vertical integration equation, momentum equation, temperature equation, and its adjoint equations to study the vertical diffusivity coefficient

    本文給出了一個二層數值模式，包括全流方程、運動方程和溫度方程，建立了一個伴隨同化模式來研究垂直混合系數。
  17. The vertical diffusivity coefficients kv in january, april, july, october, 1997 are studied respectively. the result is same as the fact that the vertical diffusivity coefficient is large near the coastline and the vertical diffusivity coefficient is small in the interior. the vertical diffusivity coefficient assimilated in january is larger and the possible reason is that the vertical mixing of the south china sea is stronger in winter and there is a cool eddy in winter in the south china sea

    我們分別做了1997年1 、 4 、 7 、 10月份的k _ v ，結果與垂直混合系數在岸邊附近較大，在海洋內部較小這一事實相一致， 1月份同化的垂直混合系數值偏大分析原因是冬季南中國海垂直混合較強，可能也與在南中國海內部冬季有一個冷渦有關系。
  18. Based on this, the numerical model is used in the south china sea. the upper thermocline is the first level, and the rest is the second level. the initial values kv of assimilation is 2. 0xl ( t4 / ? 1s ' ~ l and the time window of assimilation is 1 month

    在此基礎上，我們將該模式應用於南中國海，分層取在溫躍層處，選取2 . 0 10 ~ （ - 4 ） m ~ 2s ~ （ - 1 ）為垂直混合系數的同化初值，同化時間長度為一個月。
  19. Reactive power optimization which can improve the quality of system voltage and reduce reactive power loss has not been solved completely because of the complexity of mixed - integer nonlinear programming

    電力系統無功優化控制對于提高系統電壓質量、降低有功網損具有重要的意義。無功優化問題是非常復雜的非線性混合整數規劃問題，一直沒有得到很好解決。
  20. The paper explains briefly the advantages of web - db compared with tmditional db, and the venous web - db t ~ es in different plans ; this paper discusses three ldnds of integrated model : cgi apl fat client, discusses two kinds of system architecture, analyzes in detail the accomplishment of web - db, discusses in biief windows dna system architecture, integrates web - db and dna, expands the design of web - db widi dna model. finally the paper studies security problem of web - db. the researching result of this paper shows : web - db put all the advantages of web and db together, which enables computer system to openate with db fimction ~ network function -, multimedia function -

    本文簡要地介紹了web數據庫與傳統數據庫相比的諸多優點，以及目前web數據庫在不同應用方案中的類型；討論了兩種web數據庫系統結構：混合web數據庫系統結構、 b / s模式web數據庫系統結構；闡述了web和關系數據庫處理模式的不同之處，在此基礎上討論了三種集成模型： cgi 、 api 、 fatclient ；分析了web數據庫的幾種實現技術，並分析了它們各自的優缺點和應用場所；初步探討了windowsdna體系結構，在此基礎上把web數據庫與dna相集成，進行可擴展設計；最後，在數據庫安全與網路安全問題的基礎上，從服務器安全、用戶身份驗證、對話期安全三方面研究了基於web的數據庫的安全問題。
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