dimensional parameter 中文意思是什麼

dimensional parameter 解釋
因次參數
  • dimensional : adj. 1. 尺寸的。2. 空間的。3. 【數學】因次的;…次(元)的。
  • parameter : n. 1. 【數學】參數,變數;參詞;參項。2. 【物理學】參量;(結晶體的)標軸。3. 〈廢語〉【天文學】通徑。vt. -ize 使參數化。
  1. Based on vc and opengl software platform, as a part of integrate planar mechanism analysis and simulation cai, the mechanism theory has been adopted to analysis the movement trace and profile of linkage ; adopt oriented object method to capsulate the class module. each corresponding class module complete parameter storage and process ; adopt message - map, message - trigger to organize the programming and response the user " s input ; use the document - view structure of the visual vc + + mfc class foundation as the basis of the programming architecture to complete those functions. use oriented object method to product the following class module : control class, render class, document class, mechanism class and other classes ; adopt opengl library to draw the three dimensional graph based on the result of mechanism analysis ; use model transforming, lighting, material, color, frame - buffer, display - list, graphics - component combine etc to draw the three - dimension mechanism and make the simulation of linkage has high reality

    本文敘述了平面連桿機構運動分析和可視化模擬的理論演算法及其編程實現方法,基於微機vc平臺,採用opengl圖形庫編程,利用面向對象的方法對機構進行功能封裝,利用vc + +的文檔視結構作為最基本的窗架,生成並控制三維繪制類、文檔類、主窗口類和一些輔助類,利用windows平臺的消息映射、事件驅動來組織程序運行和響應用戶反饋,利用機構分析得出坐標數據驅動opengl庫繪制三維機構圖形。
  2. 4 ) in a pre - swirl rotator - stator cavities with discrete pre - swirl nozzles and blade - cooling entry holes, the influences of pre - swirl angle and flow parameter on the flow and heat transfer characteristics were numerically investigated. the correlation for average nusselt number vs rotating reynold number or non - dimensional mass flowrate were established. the results show that : advantage of per - swirl inflow is the effect of cooling the blade - cooling entry holes ; pre - swirl inflow increases heat transfer in rotating disk of pre - swirl chamber ; as pre - swirl angle increases, local nusselt number decreases in pre - swirl chamber ; the temperature of stator of inner rotator - stator chamber and per - swirl chamber decreases as rotating reynold number increases ; when the axial mass flowrate maintains constant, heat transfer in the rotating disk of inner rotator - stator cavities does n ' t change as per - swirl mass flowrate increases, while heat transfer in the rotating disk of per - swirl chamber increases ; when the pre - swirl mass flowrate maintains constant, change of the axial mass flowrate has effect on the whole cavity

    結果表明,預旋進氣的優點在於增強了葉片冷卻孔附近的對流換熱效果,局部努謝爾數隨預旋角的增大而有所減小;隨旋轉雷諾數的增加,不論是內轉靜腔室還是預旋腔室的靜盤上的溫度都不同程度的降低:當軸向中心進氣質量流量不變時,隨預旋進氣的質量流量增加,內轉靜腔室的轉盤盤面上的換熱基本沒有變化,而預旋腔室的轉盤盤面上的換熱效果增強;當預旋進氣質量流量不變時,軸向中心進氣的質量流量的改變對整個盤腔都有影響。
  3. The naval ship, as a three - dimensional object, its complicated tossing movements are the whirligig movements circling space axis. among them, the heave oscillation of the deck is an important guidance parameter for the uav ’ s landing in the process of landing

    艦艇作為三維空間物體,其顛簸運動是一個復雜的繞空間軸的旋轉運動,其中艦船甲板的升沉高度是艦載無人機著艦導引系統的一個重要參數。
  4. The existed material fatigue performance test curves are dealt with and analyzed, and the non - dimensional stress - strain curve, tangent modulus factor curve and fatigue life curve are drawn based on the experiment data, and these three non - dimensional parameter curves are used to find the inherent rules that the test curves can be replaced each other to some extent. it can be concluded that if the common character and system error of these materials are found, the test curve of a certain material can be used for reference by another material. this is a simple approach about fatigue life estimate and is engineering practical

    對已有的材料力學疲勞性能試驗曲線進行分析整理,利用試驗數據繪制了相對應力應變曲線、切線模量因子曲線和疲勞壽命曲線,利用這三種無量綱參數曲線發現了其中存在的規律性,即在某種程度上實驗曲線可以互相取代,並用試驗數據對此進行了討論,並由此推斷,如果找出材料彼此的共性或彼此之間的系統誤差就可以將一種材料的試驗曲線供其它材料參考使用,這是一種估算材料的疲勞壽命的簡便方法,對工程而言具有實用性。
  5. This display system can show the real time flying status parameter, the flight simulation curves, and the flight attitude using the three dimensional animation

    實時顯示飛行狀態參數,飛行模擬曲線,並採用三維動畫實時顯示飛機狀態。
  6. Gearbox case is a complicacy detail. now its dimensional form and position parameter is measured ordinary by three - dimensional measuring machine. efficiency is very low

    變速箱殼體是一個形狀復雜的大尺寸零件,目前國內外企業多數使用三坐標測量機對其尺寸和形位參數進行檢測。
  7. Secondly, the basic methods for parameter identification and the identifiability of parameter identification are dissertated. through the example of the problem of heat emission in one - dimensional infinite slab, the identifiability of thermodynamic parameter of concrete is proved theoretically

    論述了參數辨識的基本方法和參數可辨識性的條件,以一維無限大平板的散熱問題為例,從理論上論證了混凝土熱力學參數可辨識性。
  8. The variable parameter taper equation, which was suitable to pin us elliottii plantation form changing law, was built with the sample wood datas on the basis of the research of about form shape in the tree mensuration, one - dimensional volume table, two - dimensional volume table, one - dimensional timber - produced rate table for timber assortment, and two - dimensional timber - produced rate table for timber assortment were complied based on the above

    摘要在樹干形狀研究的基礎上,利用樣木資料建立了一個適合濕地松人工林干形變化規律的可變參數削度方程,據以編制了一元材積表、二元材積表、一元材種出材率表和二元材種出材率表,這些數表經檢驗誤差較小,精度較高,可在林業生產上推廣應用。
  9. Finally, we design and develop the 3 - dimensional simulation system of springboard diving. through the lively show of the action of taking - off, we can directly get the influence of each parameter and make it convenient to make technology decision and instruct exercise

    最後,在本文中還設計、開發了跳板跳水的三維模擬系統,生動逼真地演示了跳板跳水的起跳過程及各項參數對系統的影響,從而為進行正確的技術診斷和指導訓練提供了方便。
  10. The three basic problems of two - dimensional ( 2 - d ) bidden markov models ( hmms ) are studied, including probability evaluation, optimal states and parameter estimation

    摘要研究了2維隱馬爾可夫模型的三個基本問題,包括概率評估問題、最優狀態問題和參數估計問題。
  11. Then the isoparametric finite - difference three - dimensional transient groundwater numerical model is presented. visual modflow, the most popular standard visualization software package approved by the hydraulic scientists and technicians on simulating the groundwater flow is used to simulate and calibrate the groundwater level and quantity of the research area. at last, the changes of the hydraulic head and the produced quantity in the future were predicted according to the tested parameter and the modified model

    在水文地質概念模型的基礎上,進一步建立了研究區完整的三維有限差分非穩定流數學模型,利用目前國際上最盛行,且被各國同行一致認可的三維地下水流模擬軟體? ? visualmodflow對該區地下水的水位和水量進行模擬求解,最後,利用識別的參數和驗證后的模型預測了今後的水位變化趨勢和可開采量。
  12. Uniform dimension of n - parameter d - dimensional generalized - stable process

    逆像的一致維數
  13. A study on the two - dimensional full - parameter inversion method of the electromagnetic propagation resistivity logging

    電磁傳播電阻率測井的二維全參數反演方法研究
  14. In this thesis, the 2 dimensional ( 2d ) and 3 dimensional ( 3d ) models of the sls of 316 stainless steel powder were constructed. apdl ( ansys parameter design language ) was used to control the density of thermal flow, velocity and path of scanning

    本文建立了316不銹鋼粉末激光燒結的二維、三維模型;運用apdl語言控制熱源的熱流密度、移動速度以及掃描軌跡;研究了單層多道和單道多層燒結的溫度場和應力場。
  15. Chapter 4 : applying the definitions of the generalized second and fourth order moments, the beam propagation m2 - factor and the kurtosis parameter of coherent and incoherent combinations of two - dimensional off - axis elegant hermite - gaussian ( ehg ) beams are derived analytically and numerically. and the power in bucket ( pib ) is also presented numerically. our results illustrate the propagation properties of the beam through a first - order optical abcd system

    第四章:討論了相干和非相干離軸完美厄密高斯( eleganthermitegaussian ( ehg ) )光束組的傳輸特性,通過解析推導和數值模擬,研究了相干和非相干的離軸ehg光束組的傳輸,得出並比較了相干和非相干的離軸ehg光束組的光束質量因子、陡峭度和筒內的功率( powerinbucket ) 。
  16. Presents the new independentmodal - space variable structure control for flexible structures with distributed parameter model, which is decoupled into a number of 2 - dimensional subsystems in terms of coordination transmission where, the variable structure control law is designed within the given boundary of structural uncertainty and disturbance, and concludes from simulation results that the algorithm is not only simple so as to accomplish in real time, but also is very robust

    對具有分佈參數模型的撓性結構提出了模態空間變結構控制方案,利用坐標變換把整個系統分為若干個獨立的二維模態子空間.在每個獨立的模態子空間內,在給定參數不確定性范圍和干擾力矩范圍的情況下,設計變結構控制控制器.通過模擬驗證了控制演算法的有效性;控制演算法簡單,易於實時完成,又具有較好的魯棒性
  17. The empirical relation, the monkman - grant relationship and the larson - miller parameter can be used for creep rupture life prediction for the three - dimensional c / sic composite, the damage can be accumulated during the tensile creep tests at elevated temperature

    用應力經驗公式, monkman - grant關系和larson - miller參數這三種方法來估算3d - c sic復合材料的蠕變持久壽命。
  18. Its default value is an empty one - dimensional array of the parameter array s element type

    其默認值是參數數組元素類型的空一維數組。
  19. During the analysis, three non - dimensional parameter is considered : the ratio of the inserting depth of steel pipe to plate ; the ratio of the length of plate to the width of plate ; the ratio of the width of plate to the thick of plate

    分析時考慮了三個無量綱參數,鋼板插入鋼管深度lw與鋼管直徑之比;鋼板長度與鋼板厚度之比;鋼板寬度與鋼板厚度之比。
  20. Using 3d 20 - node iso - parameter, 3d 12 - node infinite element and 3d 16 - node interface element, a coupled numerical approach for pile group - soil system under lateral loads is set up. a corresponding three - dimensional, nonlinear and elastic - plastic program ( epagpll ), include two materials and four nonlinear constitutive relations, is worked out by fortran 90 computer language. in the analysis the nonlinear e - model, k - g model and cambridge model with two yield surfaces are employed in the analysis of near - field soil, and the nonlinear analysis method is used in the piles - soil interface and distant - field soil

    本人用有限元進行樁體和近域土的分析,對遠域土體採用無限單元,在樁土之間採用接觸面單元,建立了平面8節點環狀單元6節點無限元6節點接觸面單元相耦合的數值計算模型;針對豎直受力樁的流變分析,本人用內嵌于autocad的vba語言編制了前處理程序,可以快速形成包括網格、節點編號、單元編號在內的數據文件,供計算程序使用;同時在前人關于流變問題研究的基礎上,引進土體非線性流變本構模型,利用有限元、無限元、接觸面單元相結合的方法,用c + +語言編制了相應的計算程序。
分享友人