面元參數 的英文怎麼說

中文拼音 [miànyuánshēnshǔ]
面元參數 英文
bin parameter
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : 參構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  1. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單法計算、土力學計算及深斤載荷試驗四方進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。
  2. The paper studied tests on three epiboly profiled bar concrete beams, bearing capacity of normal section, stiffness and behavior of cracks, and put forward formulas as advise. based on extant nonlinear concrete theory, a fem model was built by ansys program. the results of fem analysis was verified by tests data. some parameters in fem model were changed to build different models and the analysis results were compared with the advised formulas

    本文通過三根外包型鋼混凝土梁試驗,研究了其正截承載能力、剛度以及裂縫方的性質,並提出了一些相關建議公式。同時在現有混凝土非線性分析理論的基礎上,採用ansys有限分析程序建立了外包型鋼混凝土梁的有限模型,結合試驗據對模型進行了驗證,另外還改變了一些建立了有限模型,並和建議公式的結果進行了對比。
  3. Secondly, this paper illustrated the nonlinear phase dynamic theory of the aia array and the application of it to power - combining and beam - scaning technique. according to these theories, the coupling parameter of nearest neighbors was found by experiment, then the two - element and three - element aia array were designed, and the result of measurement was in agree with that of the nonlinear phase dynamic theory, and the beam - scaning of two - element array was realized by tuning the free oscillation frequency of the elements

    其次,本文討論了有源集成天線陣列的非線性相位動態理論以及它在功率合成和波束掃描方的應用,包括同步工作條件、穩定條件和相位動態方程等,通過實驗確定了陣列中相鄰單間耦合,並將之運用於有源集成天線二陣和三陣的設計,實驗結果與理論結果吻合較好。
  4. The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field

    Allen )等人提出的統計方法,用垂向上砂體密度的界限來推測砂體側向連通情況;根據每口井的測井解釋資料,利用克里金插值法對外間進行插值,得到了一組反映儲層特徵在平上變化的,包括儲層厚度分佈、孔隙度以及滲透率,並且成圖;利用變差函法,通過球狀函模擬,確定儲層優勢滲透率方向:根據流動單法,以儲能系、容積系以及凈毛厚度比三個為依據,通過聚類分析方法進行流動單劃分,並且按照特徵將其分為五類,統計各砂層有利流動單區塊。
  5. Our research studies the principles and methods when use postscript language to describe a page, uses monomial comparison to analyze how text, graphics and images are described. specially, the procedures describing image are analyzed in detail

    論文從實用的角度研究了postscript頁描述語言的描述原理和方法,使用定項比較法解讀postscript文件中文字、圖形和圖像等素的表示方法,重點剖析了描述圖像屬性據的各個過程。
  6. Surface transverse wave has the 1. 6 high frequency than rayleigh type surface acoustic wave ( using the same technology the frequency of devices of stw has about 1. 6 high frequency than rayleigh type surface acoustic wave ). the paper introduces the theory, design parament, technology and result expeiment of surface acoustic wave ( includes rayleigh surface acoustic wave and surface transverse wave, simple stw ) with low insertion loss, high q and researches the high frequency, low phase noise oscillator with 1ghz stw resonator as frequency element. and describes measurement method and finally experimantal result of the low phase noise surface acoustic wave oscillator

    本文研究了以低損耗、高q值聲表波(其中包括聲表瑞利波- - rayleighsurfaceacousticwave ,和聲表橫波等)諧振器的工作原理、設計、製作工藝及其實驗結果,並且研究了以1ghzstw諧振器為頻控件的高頻率、低相位噪聲聲表波振蕩器,以及低相位噪聲聲表波振蕩器的測試方法和最終的測試結果。
  7. First, it was taken that a discuss about the effects of geometry parameters of each piezocrystal on direction parameters ( main lobe width, side lobe amplitude, elimination of grating lobes ), amplitude of ultrasonic pressure, element viberation pattern, mutual radiation among elements, efficient test regions, ability to keep accurate and near - field distance and so on. based on the direction of ultrasonic field in ulpa deduced by ourselves. in addition, on the base of integrating all kinds of factors, it was put forward that the principle and method for optimized design of geometry parameters of piezocrystals in ulpa transducer, and its design programme and interface were compiled

    首先在推導超聲相控線陣換能器聲場的指向性的基礎上,就各個晶片幾何對指向性指標(主瓣寬度、旁瓣幅度、消除柵瓣) 、聲壓幅值、陣振動模式、陣間互輻射、有效檢測區域、精確控制能力、近場長度等方的影響進行了論述,並在綜合各方影響的基礎上,提出了晶片幾何優化設計的原則和方法,編寫了設計程序和界
  8. In this paper we also designed the computer optical elements based on the scalar quantity diffractive theory, which can change the laser beam into a square frame. we mainly refered to the one of those improved algorithms of gerchberg - saxton ( gs ). with the computer simulation and drawing program, the simulated diffraction patterns were gotten in this paper, the results agreed with the anticipated diffraction patterns ; in the paper we also design the computer optical elements that can shape the laser beam into a double circle shape, a lamp shape and so on

    計算機模擬成像結果與預期得到的衍射圖樣相符合;文中還討論了設計對成像質量的影響規律。同時,本文還用標量理論設計了把高斯光束整形為雙圓斑形光束的計算機光學件,文中主要是考改進的gs ( gerchberg - saxton )演算法;通過計算機模擬,得到了計算機光學件表的相位浮雕圖。
  9. Based on the fem program on fracture of plane structure developed by professor fu xiaoling of ho hai university, a two demension damage and fracture finite program package which is programed in fortran 90 language is developed. the paper adopts the plane - eight - nodes isoparameters element and compute the developing law of the damage and macro - damage of plane structure under load. considering the original damage and tension and compression damage at the same time, the paper adopts the more reasonable concrete constitute relation of two demension and exponent function model

    在河海大學符曉陵副教授所編制的平結構斷裂有限程序( dl08p4 )基礎之上,本文用fortran90語言編制的二維損傷-斷裂有限程序包,程序採用平八結點等分析計算平結構在外荷載作用下損傷及宏觀裂縫的發展規律,考慮了混凝土結構體內存在著初始損傷和同時存在的拉、壓損傷,並且採用更為合理的具有損傷含義的混凝土二維本構關系(即正交異性損傷模型中的本構方程)和指模型建立的並可進行拉、壓損傷可比性換算的損傷演變方程,較為真實地反映了實際情況。
  10. While carrying out the scheme, at first, the basic theory of antenna, array antenna and electromagnetic absorption, the performance parameter of antenna and parabolic antenna are deeply researched. in conformity, the characteristic and calculation of aperture field and near - to - far - field transformation for radiation pattern are detailed analyzed. second, the factors such as, the amount of the antenna elements, mutual coupling between each element, ground and the buildings on earth ' s surface, which affect the performance of array antennas ’ resultant field are stressed discussed

    在系統實現過程中,課題首先從天線、陣列天線,以及電磁場計算方法的基本理論著手,分析了天線與拋物天線的各項性能,以及天線的口場和近-遠區輻射場的特點和計算;進而,更加深入的討論和研究影響天線陣列合成場強的各項因素,包括系統所使用的天線單對陣列合成場的影響、天線單之間由於互耦造成的影響、傳播過程中地和/或地建築物的影響等。
  11. This paper introduces the development process of wastewater disposal, it ' s auto control system, the level of nowadays and several new techniques of china and foreign countries. the immanent structure, control rules, main features and design methods of auto control systems in wastewater disposal process are studied in this paper. aiming at four typical parameters, such as temperature, dissolved oxygen, ph and the planes of water, the distributed control system is designed, composed by pc called epigyny computer and scm 8098 called hypogyny computer, and some sensors, shift deliver utensils and related meet orifices of parameters gathering and figures communication

    本文介紹了國內外污水處理及其自動控制系統的發展過程、當今水平和提高自動化程度的若干新技術;研究了污水處理自動控制系統的內在結構、控制規律、主要特點和設計方法;選取污水處理中的典型溫度、溶解氧、 ph值和液位等為控制對象,設計了以個人計算機為上位機、以8098單片機為下位機,並輔之以傳感器、變送器及相關介所構成的二級集散控制系統( dcs ) ;介紹了幾個主要程序模塊的設計思路、工作過程,這些程序模塊是:用高級語言visualbasic6 . 0開發的上位機人機交互界程序、據處理和圖表輸出程序,用執行效率高的匯編語言開發的下位機據採集與系統監控程序、上位機與下位機之間的據通信程序,匯編語言與vb之間的轉接程序,等等。
  12. The surface finite element solver can fit every kind of body. some models with noncircular cross are calculated. and the results are compared with the experiment values

    利用法能夠適用於計算各種截彈身氣動的特點,對截積相等的幾種非圓截彈身模型的氣動力進行了計算,並將結果與實驗值進行了比較。
  13. The main results and academic contributions of the dissertation can be summarized as following : 1 ) for the difficulty to obtain the accurate analytical solution of the stress constraints around 3d cracks, detailed 3d fe analyses have been conducted to study the out - of - plane constraint factor tz around a straight through - thickness crack, a quarter - elliptical corner crack and a semi - elliptical crack embedded in an isotropic elastic plate subjected to uniform remote tension loading. the distributions of tz are minutely studied in the forward section of the cracks. strong 3d zones ( tz > 0 ) along the crack front were investigated despite the far field stress - free boundary conditions

    全文主要研究內容和學術貢獻如下: 1 .針對一般三維裂紋端部場應力約束準確解析的困難,對均勻拉伸載荷作用下各向同性彈性板中穿透厚度中心直裂紋、半橢圓表裂紋和1 / 4橢圓角裂紋進行了大量詳細的全場應力三維有限分析,首次全分析了非穿透裂紋端部場三維影響區范圍,給出了不同形狀三維裂紋前沿離應力約束因子tz的值解,並結合k場平解給出了非穿透裂紋端部應力場k - tz雙描述。
  14. We first set up the hiberarchy of the nmm ’ s visualization and focus on the study of pem ’ s visual process. then the coupling equation of pem is deduced and a rapid algorithm for solutions of bordered tridiagonal linear equations is put forward. in the last of the thesis, elementary system of deformation geometry unified for manifold ’ s structure is studied primarily via the idea of unified modeling and some theoretic results for analytical visualization are given out under the system of frenet frame of arbitrary parameters

    文章結合nmm的基本原理和特點,研究了nmm可視化的有關理論和方法;文章首先建立了nmm可視化的層次結構,重點對素單法( pem )的可視化過程進行了細致研究,推導出了pem的耦合方程,然後給出加邊三對角方程組的一種快速求解演算法,最後還從統一建模的思想對統一于流形結構變形幾何的基本體系進行了初步研究,得到了任意形式下frenet標架體系的若干適用於解析可視化的理論結果。
  15. In the system controlling, galil dmc2143 motion control card is selected in the system, then adjust the piezoelectricity motors pid parameters and control them

    在系統控制方,採用了以galil的dmc2143為核心的運動控制單,對壓電馬達平臺進行pid調整和控制。
  16. 3. on boiler retrofit, the calculation of fuel burning, the heat calculation of boiler inside structure and convection section, and the design of structure parameter of feed water heat exchanger are made. the flue gas channels " resistance calculation and the boiler strength verifying are also carried out. replacement of water cooling wall improves heat exchanging and decreases loss of heat radiant

    對鍋爐本體進行了燃料燃燒計算、爐膛結構熱力計算、對流受熱結構熱力計算、鍋爐給水加熱器結構設計、煙道阻力計算及鍋爐件強度校核等;改進了水冷壁布置使換熱效果更好,減少輻射換熱損失;改進對流段結構,更充分的利用爐膛出口煙氣余熱,提高熱效率;並且進行了煙氣阻力計算、熱效率計算和能量平衡測試,對改進后的稠油燃料和改進前進行了對比,燃燒狀況和熱效率有明顯改善。
  17. 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輕型平鏡、 450mm輕型球鏡鏡體結構;分析玻璃切削原理,設計專用磨輪結構,選擇合理工藝技術,完成400mm平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,實現400mm平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平輕型鏡形加工。
  18. The results show that the coupling efficiency is affected obviously by the fiber inclined angle, which can be improved if we choose the angle properly

    結果表明,不同的光纖斜端角度下,對半導體激光器的耦合效率影響很大,根據不同的晶合理選擇不同的斜端光纖可以得到盡可能高的耦合效率。
  19. Sixth, low - order natural frequency has being obtained by the mode analysis experiment of machine tools, the dynamic parameters of combination surface jointed by bolts were identified by the synthesis of fea, optimal algorithm and harmonic response analysis

    6 .研究了如何利用由實驗模態分析測得整機的低階固有頻率,通過將有限分析和優化演算法、諧波響應分析相結合的方法,完成螺栓聯接結合識別問題。
  20. There are mainly four parts about control synchronization of hyperchaos and their application in this paper : optic systems is modulated with electronic parameters, the unit of function circuit is applied to construct circuit system, educed a equation of the nonlinear dynamics of complex map and designed a kind of digital circuit used to spread spectrum sequence and application experiment of secure communication system

    全文內容主要包括四個主要研究方:電調制光學系統,形成超混沌控制和同步;單功能電路法構造超混沌電路實現超混沌控制和同步;推導復合映射動力學方程產生擴頻序列構造字化電路模塊;利用超混沌動力學系統展開保密通信實驗應用研究。
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