physical design method 中文意思是什麼

physical design method 解釋
實體設計方法
  • physical : adj 1 物質的,有形的,形而下的 (opp psychical spiritual mental moral); 確鑿的;外界的。2 身體的...
  • design : vt 1 計劃,企圖,立意要…。2 指定,預定;留給,留著。3 設計,草擬,擬定,籌劃;起草,畫草圖,打(...
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. Compared with lrc method, the llc method has virtues of briefness in calculating and definitude in physical significance. and the llc method also can unify the wind load equations for main structure design and shielding system design

    相比lrc法, llc法具有計算簡便、物理意義明確的特點,同時llc法還將用於結構整體設計和圍護結構設計的風荷載計算公式進行統一。
  2. Knowledge - based part logical manufacturing process design, as well as the matching method between the logical manufacturing unit and physical manufacturing unit, are given, which provide references for the more complicated process questions

    研究了基於知識的零件邏輯加工路線的設計,邏輯製造單元和物理製造單元的映射方式。這為將來解決更為復雜的工藝問題提供了思路上參考。
  3. It has been maked for immediate and statistical analysis that the calculation about the work order parameter of the base - bleed - rocket is calculated in the taguchi method, its influencing trend is bring out in the open, the theoretical base is settled for confirming the greatest combination about the work order parameter of the base - bleed - rocket. the multi - objectile optimal design model is established that the indexes have been taked into account first and synthetically, such as physical parameter range lethality power strength and flight stability and so on, the program is compiled and the example is calculated. the true worth of the theoretical work in this paper is validated by flight experimentation of 130mm hybrid base - bleed - rocket extended - range principium projectile

    本文進行了底排?火箭復合增程彈工作時序參數正交試驗設計的直觀分析與方差分析,揭示了每個參數對射程計算的影響趨勢,為進一步確定底排?火箭工作時序參數值的最佳匹配組合奠定了理論基礎;建立了底排?火箭復合增程彈多目標優化設計模型,該模型首次綜合考慮了底排?火箭復合增程彈的結構特徵參量、結構強度性能、飛行穩定性、威力性能和射程指標,編制了相應的分析程序,進行了算例計算;完成了130mm底排?火箭復合增程原理樣彈的結構設計與飛行試驗,其試驗結果驗證了本文理論研究工作的實際應用價值。
  4. This paper mainly aims at the strategic demands for large - aperture lightweight mirror proposed by high - tech development. its main research contents are : select material blank for lightweight mirror according to physical and chemical properties of optical glass ; analyze and calculate the deformation quantity of the mirror with finite element method ; design and optimize mirror body structure of 400 lightweight plane mirror and 450 lightweight spherical mirror, analyze glass cutting principle, design specisl - use grinding wheel structure, select reasonable technological parameters to implement the processing of weight reduction holes on 400 plane mirror ; analyze etching mechanism of hydrofluoric acid, look for the technological parameters such as the optimal acid concentration and etching time etc. ; eliminate the stress of weight reduction holes and micro - cracks on 400 lightweight plane mirror ; discuss the processing principle and

    本論文的研究主要是瞄準國家高技術對大口徑輕型鏡的戰略需求而開展的。主要研究內容是:根據光學玻璃的物理與化學性能,選擇輕型鏡坯材料;用有限元法對鏡子的變形進行分析、計算,找出變形規律,優化設計400mm輕型平面鏡、 450mm輕型球面鏡鏡體結構;分析玻璃切削原理,設計專用磨輪結構,選擇合理工藝技術參數,完成400mm平面鏡輕量化減重孔的加工;分析氫氟酸腐蝕光學玻璃機理,尋找最佳酸濃度、腐蝕作用時間等工藝參數,實現400mm平面鏡減重孔應力與微裂紋的消除;討論分離器加工原理和工藝技術特點,完成400mm平面輕型鏡面形加工。
  5. This paper deals with seismic analysis of an immersed tunnel using the travelling wave method the objective of the analysis is to obtain the maximum stresses in the tunnel body and the relative displacements at the joints for design purpose in analysis , the axial and transverse input waves are treated as two independent waves with different amplitudes and periods the method has been found to have the advantages of simplicity and clearness in physical concepts however , reasonableness of the prediction by the method depends largely on the input data , such as the wave amplitude , the wave length , the propergation speed of the travelling wave as well as the reaction coefficient of the ground thus , determination of the input data is discussed in detail finally , the method is applied to analysis of huangsha - fangcun immersed tunnel across the pearl river in guangzhou

    將行波法應用到剛度較大、分段較多的水下沉管隧道的地震分析中,提出把軸向、橫向兩個輸入波處理為兩個獨立的行波的方法行波法是否符合實際,與輸入地震波的有關參數及地基系數選取有很大關系,作者對此進行了比較深入的討論,使輸入參數的選取簡單、明確,便於對計算結果進行分析與判斷最後應用此法對珠江水下隧道的工程實例進行了計算
  6. Topics covered include : properties and advantages of feedback systems, time - domain and frequency - domain performance measures, stability and degree of stability, root locus method, nyquist criterion, frequency - domain design, compensation techniques, application to a wide variety of physical systems, internal and external compensation of operational amplifiers, modelling and compensation of power coverter systems and phase lock loops

    所涉及的主題包括:反饋系統的特性和優勢,時域和頻域性能度量,穩定和穩定度,根軌跡法,奈魁斯特準則,頻域設計,補償技術,種類繁多的物理系統應用,運算放大器的內部和外部補償,能量轉換系統的建模和補償,以及鎖相環。
  7. Though the climate the difference of every area on the earth is enormous, comfort about architectual micro - climate and physical characteristic of the hot movement are unanimous. guiding the tactics and concrete method with the architectural design of abiding by climate the breakthrough point. through discussing the relationship between achitecture and climate, constructing the method of architect design abiding climate and practicing, the thesis proposes that architect design abiding climate must make the comfortable and healthy building indoor environment as target, analyse synthetically the area of climate environment and the three aspects of relationship between the climate and architect, create comfortable artificial environment utilizing the characteristic of the nature climate element

    雖然地球上各個地區的氣候差異巨大,但是人類關于建築微氣候的舒適感以及熱運動的物理特性是一致的?本文以適應氣候的建築設計指導策略和具體方法措施為論文的切入點,通過探討氣候與建築相互關系?建構適應氣候的建築設計方法和具體的應用實踐,提出適應氣候的設計應當是以創造舒適
  8. In order to ensure to process regularly the daily maintenance management, this paper is based on the theory and method of database design and the theory of pavement management system, combining the application environment and operation flow of the expressway maintenance system, bringing forward the four stages of the expressway maintenance system design which are the requirement analysis of consumers, conception framework design, logic framework design and physical framework design, scheming out an optimum database mode applied to all kinds of expressway maintenance systems, and establishing a common database application system, so that the expressway maintenance system can evaluate the pavement performance, forecast the pavement performance and make decisions of the pavement maintenance

    為了保證高速公路日常養護管理正常有序的進行,本文根據數據庫的設計原理、方法及路面管理系統原理,結合高速公路養護管理系統的實際應用環境和操作業務流程,提出了高速公路養護管理系統數據庫設計的4個階段? ?用戶實際需求分析、概念結構設計、邏輯結構設計和物理結構設計,設計出適用於各種高速公路養護管理系統最優的數據庫模式,並建立了通用的數據庫應用系統,使得養護管理系統能夠進行路面性能評價、性能預測和養護維修決策
  9. The method has the advantages of simple design procedure and obvious physical sense

    該方法求解過程異常簡單,工程意義明確。
  10. Subsequently, the function and characteristics of physical bus are researched, and the design principle and implementation method of simulated bus are discribed

    研究了實際物理系統中利用總線進行信息傳輸的功能和特點,並給出了對總線功能進行模擬的總線模塊的設計原理與實現方法。
  11. A full mathematical model of optimal flow pattern design withengineering constraints was put forward, based on modern optimal control theory. an optimal flow pattern design was presented for optimizing meridional channel of axial flow turbine. according to integral optimization of turbine stages, a full physical model and mathematical expression were put forward for proposition of optimal flow pattern, including all performance parameters in turbine stages. this problem was further recast into a typical form control to maximize specific performance index such as work or efficiency of stage with given initial state, fixed terminal condition and constraints for part of state terminal variables. the program was also worked out according penalty function method and conjugate gradient method. the optimal distribution of c1ur1 ( r1 ) was obtained according to constraint conditions and maximized objective function

    把近代最優控制論方法引入軸流透平葉片的設計,在優化的軸流透平子午通道內,建立包括透平級內所有性能參量的最優流型命題的完整的物理模型及其數學表達式,並歸化為一個在給定初始狀態、自變量終端固定、部分狀態變量終端受有約束的條件下,使級的某一性能指標(如級的功率)達到最優的最優控制問題,應用「代價函數法」及「共軛梯度法」編制計算程序,計算得到符合給定約束條件、並使目標函數取極值的最優環量分佈,結果是令人滿意的。
  12. This thesis initiates a study about the thermal - hydraulic research for the target structure and optimization. investigating the target research work at home and abroad, we acquire their design gist and technological developing route in the according fields. comparing the numerical - calculational methodology of multi - physical such as finite difference method, boundary element method, disperse element method and finite element method, finite element method is the predominant methodology, we have appliance of this method to calculate fluid field thermal field and stress field

    針對靶區的結構設計,開展熱工水力學研究工作;調研國內外靶區的研究現狀,了解靶區的設計依據、技術發展路線及發展趨勢;調研多物理場的數值模擬方法-有限差分法、邊界單元法、離散單元法、有限元方法等等,其中最有效地方法是有限元方法;簡述有限元方法在流場、溫度場、應力場計算中的具體應用。
  13. In this article, constituting some the equations which reflect the flow law and building and applying many mathematical models of physical and chemical reactions in the the plasma ignition : applying k - two equations turbulence model to calculate the turbulence parameter supplying simplied reaction systerm model and applying eddy break - up model and p - i thermal radiation model. with these reasonable simplied modles, numerically simulating the flow field in the plasma ignition. during the numerical simulation, applying the body - fitted coordinates for the complex geometry of the computional field ; using the mixing format to disperse the equations ; applying simplec algorithm method to solve the equations ; using above models and methods, it can get flow field distribution ; including temperature, pressure, turbulent kinetic energy and its dissipation rate, turbulent viscosity, velocity, density. these results are significant to design and improve the plasma ignition

    本文旨在通過構造反映等離子點火器內部流動規律的基本方程組,建立描述等離子點火器內部的復雜物理化學過程機制數學模型:模擬等離子發生器內部燃燒的-雙方程湍流流動模型;模擬氣體燃料在燃燒時中化學反應的簡單化學反應系統模型;模擬等離子點火器內部湍流預混燃燒的漩渦破碎模型;模擬等離子點火器高溫燃氣及其壁面的p - i輻射換熱的模型等等,對模型進行一定的合理的簡化,然後數值模擬等離子點火器內部流場的流動。
  14. This original presents the universal insulation materials and the general testing and evaluating method for pipelines " insulation of the thermodynamics power generating plant ; performs the insulation testing and evaluating of the high temperature steam pipelines of longfeng heat and power plant ; takes composite structural research on the high temperature steam pipelines, and establishes the relevant optimizing physical and mathematical model of the insulation layer, confirms the constraint and boundary condition, carries on optimizing design for the thickness of insulating layer ; in order to more systematically analyzing the present situation of insulation of the installation and pipelines of longfeng heat and power plant, develops a suit of software namely " the information associated decisive system for the insulation project ", taking advantage of this software can achieve. the design, evaluation and direction to building for the insulation project, examine the criterion of design and building, the perform ance and manufacture data of different insulation material, which is convenient to the selection of insulation material

    在進行保溫結構優化的過程中,主要是針對高溫蒸汽管道進行復合結構研究,並建立相應的物理及數學模型,找出其約束條件和邊界條件。同時為了更加系統地對龍鳳熱電廠設備及管道的保溫現狀進行分析,開發了一套「絕熱工程信息決策系統」軟體,利用該軟體可以實現絕熱工程的設計、評估及施工指導,並可以查閱設計及施工標準、各種絕熱材料性能和生產廠家的資料,便於絕熱材料的選擇。該套軟體的設計填補了國內空白,避免了絕熱工程改造、設計及施工過程中的無序現象,規范了絕熟工程市場,從而為我國絕熱工程的選材、設計、施工及管理提供科學依據。
  15. Despite the definitude optimizing method is general, more and more designers realize that the material properties 、 member measurements and the outside actins are stochastic geometry quantities or physical quantities. therefore, the optimizing design of project should be changed from determine to undetermined

    盡管確定性的優化方法目前應用普遍,但是目前已經開始認識到材料性能,構件尺寸以及結構外來作用都是隨機的幾何量或物理量,而不是確定的單值量。
  16. On the base of the data, itgices some useful design plans to reinforce the coast. then it generally analysis and evaluates the construction measures of the coast. at last this article analysis the sensitivity of different kinds of rock and soil, and researches the theory of physical destroy of the road entrenchment coast. the method which is given in the article is useful to the similar coast

    文中還對滑坡體各類巖土參數進行了敏感性分析,並對張清公路路塹滑坡力學破壞機制進行了重點研究。本文提出的滑坡治理設計方法對治理類似滑坡有指導作用。
  17. Comparing the shape design method that is in common use currently, deducing the physical and geometrical optics theory, this article advanced a direct - shape method for the reflector

    本文綜合比較了目前常用的賦形設計方法,並通過物理光學、幾何光學理論公式的推導,提出了一種反射面直接賦形的方法。
  18. After deeply studying all kinds of problems of current actualization methods, we put forward to a new actualization method of the technology of physical isolation on the base of cpld. we make a lot of research on data encryption and describe the design method of the encryption chip on the base of lfsr ( linear feedback shift register ). after putting forward to the whole design procedure, we design an encryption chip on the base of lfsr, which can provide the high - quantity data stream of encrtption

    在深入研究了常見物理隔離技術實現方案中存在的各種問題后,提出了一種基於cpld的全新實現方案;同時,對于存儲信息的加密也進行了研究,詳細闡述了基於移位寄存器的非線性組合序列密碼的設計方法,提出了完整的設計流程,並設計了一個基於fpga的非線性組合反饋序列密碼晶元,該晶元能提供高質量的偽隨機密鑰流。
  19. Physical design method

    實體設計方法
  20. We design the physical structure and distributing according to client end / server mode in physical design and implement of the database, and design the database equitment ang the database with microsoft sql server, and establish the diagram structure with powerbuilder method ; we design the diagram coding combining object - oriented method with life cycle method. the software is improved by testing in daqing esp company. we also give the technological document

    其中數據庫物理設計與實施按照客戶機/服務器模式設計出數據庫結構和分佈,在microsoftsqlserver上建立數據庫設備及數據庫,在powerbuilder中建立表結構,載入調試數據;程序編碼採用面向對象和生命周期法結合的方法開發滿足功能設計的應用軟體,並在用戶的應用測試中不斷完善,在編碼過程中同時給出相應的技術文檔。
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