模的正交性 的英文怎麼說

中文拼音 [dezhēngjiāoxìng]
模的正交性 英文
orthogonality of modes
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 4次方是 The fourth power of 2 is direction
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  1. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術發展歷史和現狀,液浮擺式加速度計工作原理和數學型等作了簡要介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論角度進行了分析,著重研究了系統中各部分傳遞函數,利用系統開環傳遞函數分析了系統穩定,同時設計了系統網路;分析了二元調寬脈沖再平衡測試迴路解析度、采樣約束以及測試精度等基本問題,並按照系統分析結果設計了包括前置放大、帶通濾波、流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路,最後按照測試系統要求,採用了美國ni公司專為測試領域所開發虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分設計,實現了測試功能。
  2. In this paper, besides the simulation of the normal physiological condition, ecg waveforms under pathological conditions due to cell membrane ionic channel mutation such of as long - qt syndrome, short - qt syndrome, t wave alternans and brugada syndrome also be simulated and researched, which validated this ecg model, at the same time be beneficial to further research on

    文中除了常生理狀態下心電圖以外,對長qt間期綜合癥、短qt間期綜合征、 t波電替和brugada綜合癥等幾種由細胞膜離子通道改變所引起病態心電圖波形也進行了擬研究,充分驗證了,同時也為進一步在此上進行疾病治療藥物研究奠定了基礎。
  3. First we introduce it by presenting the classic 2tx scheme proposed by alamouti. then the orthognal designes for space - time block codes are explored, the detailed analysis of the performance is presented. the link level simulations are performed in the last part

    通過alamouti2天線方案來理解空時分組碼,接著研究了空時分組碼設計,最後對其能進行了詳盡分析,並完成了鏈路級擬。
  4. 3 g 一 g g abasi 叱 加 ical pp 訕 howthe qquasi ghgsical 毗 quasi sociological methodmo 止 secondlx we uthuther nalsze the nhrsical model on which he quasi pnsical and quasi sociological methods for solving s 肛 problembased considering a physical hypothesis on this model , we construct a counterexaxnple to showthatthe hypothesis is not eee ? howeve 二 itdoes notdamage the goodpractical effectof applpinp this phpsical model to solve s 盯 problem considering he existence of alsorithlnic region , which reflects that the quasi sociological method is very necessw for ass 吶 ng the high efficient of theent whole algori 燦 m therefore deepens our comprehension on the quasi physical and quasi sociological methods mird1x we wpl … 叫 nas 恤 ysi 陰 1md q 阻 si 500i 吶 i0alm 毗 cd 引 0 咖 we mathematical problem ofcom 恤 non oforthogonal tmles m successfully es 恤 fish a physicalopttrizatbo model for sotring saturated o 汕 ogonal tables , whwh ws provedto be correctintheo0 we thi 冰 。 w goodpersonated s 咖 egies forjumping out of the t 呷 oflocal minimum using quasi sociological method based onthe physical model thus wegetthe wholequasi physicaland quasi sociological algorim forthe problem ofconswction ofs 咖 med orthogonal tables he experimental results showthatthephysical model ishighly efficientthanthe conflmng nlllllber mode ! based on me pure m 她 ematical 訕 kgfound 他 sucoes 訕 11y ? ? rk 咖 m 枷 ons 訕 卿 nal 郵 ie with 3 leve13 using th 叫 u 1 physical and quasi sociological algori 恤 we got some o 汕 ogonal t 勸 les ofl 。 , ( 3 ’ ‘ ) which are not isomorphic moreove 乙 some ofour results are also not isomorphic to oe results pearedb 山 e open rekrences we got lip to now lastlx for 讓 卜 ancie 口 戊 扯 d importantproblemsofconstfutfuction oflatin square and orthogonal latin squares ( most of

    應用此演算法,我們成功地計算出難三水平表本課題為國家重點基礎研究發展「九七三」規劃,國家「八六三」高技術發展計劃,高等學校博士學位點專項科研基金及中國科學院軟體研究所計算機科學開放研究實驗室課題基金資助項目1g一gs第四,應用擬物擬人方法嘗試求解古老而重要拉丁方、拉丁方(它們事實上是表)問題。我們結合這些問題,建立了新物理型,從理論上證明了這些物理,並設計出擬人化「跳出局部極小值陷餅」策略,得到了求解拉丁方、拉丁方擬物擬人演算法。實驗表明, 」對某些問題演算法有好效果。
  5. In this paper, the working principle of the interleaving two - transistor forward converter is analyzed in detail, and the waveforms of the switch drain - to - source voltage and transformer magnetizing current are researched in different duty cycle conditions. the simulation model is constructed and the simulation results verify the analysis

    本文分析了錯並聯雙管激變換器工作原理,研究了在不同占空比條件下開關管漏源電壓和變壓器勵磁電流波形,建立了型,擬結果證明理論分析
  6. Secondly, to achieve the independent regulation of active and reactive power output from the generator side which is designed for the purpose of tracing the maximum wind - energy capturing. the paper has analyzed the mathematic model of the ac excited doubly - fed machine and the stator field orientation control strategy of the motor as vscf wind power generator. thirdly, it has put forward and designed the dual pwm converter with the capacity of energy flowing bidirectional aimed at the demand of rotor energy bidirectional flow. the author constructed reliable and integrated experimental system and did a series of experimental study including no - load, cutting - in network and power generation at, below and above the synchronous speed

    論文首先分析了風機運行特及其最佳風能利用原理,通過擬及實驗驗證了採用直流電機輸出特擬風力機最大輸出功率曲線可行,並給出了擬系統硬體結構;然後為了實現流勵磁發電機有功、無功功率獨立調節機理,分析了流勵磁雙饋發電機數學型和在追蹤最大風能捕獲變速恆頻風力發電時必需定子磁鏈定向矢量控制策略;針對雙饋發電機轉子能量雙向流動要求,提出並設計了具有能量雙向流動能力雙pwm流勵磁用變頻器;最後為實現從理論到實踐全面研究,研製出了一套小功率完整雙pwm變頻器流勵磁雙饋風力發電機實驗系統,進行了空載、並網、同步速及上、下發電運行等一系列運行實驗;所完成擬和實驗研究均驗證了理論、型和控制策略、可行
  7. In practical studies, finally, a hybrid active power filter based on the digital signal processor ( dsp ) and intelligent power module ( ipm ) was set up, including a cycloconverter acem. based on the experimental set - up, plenty of experimental studies were conducted. the experimental results demonstrate that the self - adaptive technique, the topology of series connected hybrid power filter and the corresponding significant technologies described above are feasible and practical

    最後,實際研製了一套以dsp (高速數字信號處理器)和ipm (智能功率塊)為核心小功率混合型有源濾波裝置,在變頻acem實驗平臺上進行了全面實驗研究,充分驗證了本文所提出自適應同步相關濾波技術、優化混合型濾波器拓撲結構和有關關鍵技術和實用,從而從理論到實踐全方位、成功地實現了對流勵磁發電機輸出電力諧波抑制研究。
  8. So, it is looked forward to being more perfect. in this thesis, beginning with the maxwell equation, we mainly do the following work based on the rigorous mathematical analysis : firstly, we present the rigorous nonorthogonal vectorial cmt for the isotropic waveguide under isotropic disturbances and anisotropic disturbances respectively. during the derivation, it is fully reflected the property of the vector and the universal fitness without any approximation

    本論文從maxwell方程出發,在嚴格數學分析基礎上主要做了以下兩方面工作:第一,分別嚴格地推導出了各向同光波導在各向同微擾和各向異微擾下矢量耦合理論,在推導過程中,考慮到電磁場矢量和非且沒有用到任何近似,因此具有普遍適用
  9. According as time - varying images composing model, simulated 3 - d rigid shift motion and rotation motion in computer, implemented perspective projection and orthographic projection arithmetic, it proved that the result of experiment is accurate

    根據時變圖像構成型,採用計算機擬了三維剛體運動平移和旋轉運動,以及透視投影和投影下二維運動構成演算法。實驗結果驗證了演算法
  10. However, in current design flow, designers do not consider whether designs are friendly to opc before they are sent to foundries. in fact, a lot of features in such designs can not be corrected enough because of many factors such as the constraints of environments. so even though such designs are corrected, many lithographic errors still exist

    然而,由於在當前集成電路設計流中,在設計出版圖送到製造廠商前,電路設計者並沒有考慮版圖對光學鄰近校替移相掩友好問題,這使得版圖中一些圖形由於周圍條件限制,如無法充分進行光學鄰近校,無法進行替移相掩處理等,從而使得版圖設計即使進行了校處理,還存在大量光刻故障可能
  11. The genetic algorithm, which simulates the evolutional process of the nature, is a global and robust algorithm, and the construction of orthogonal multiwavelets via genetic algorithm makes the guideline to determine multiwavelets clear and simple. 2

    遺傳演算法是擬自然進化過程全局魯棒優化演算法,利用遺傳演算法來確定由短序列多尺度函數所生成多子波,使確定多子波思路變得清晰而簡單。
  12. The materials by which to make orthotropic model with controlled crack parameter were attempted to develop at laboratory. shear wave splitting was observed in three different directions in small scale samples

    在實驗室內,嘗試了研製可控裂隙密度各向異型材料,並在製作小塊樣品三個方向上觀測到了橫波分裂。
  13. The thesis presents an effective method for the design and modeling of ltcc embedded capacitors and inductors, based on which the multi - layer capacitors and inductors are designed and realized. the measured results agree very well with the electromagnetic designed responses, which shows the validity of the design and implementation

    提出了ltcc內埋式元件完善設計方法和流程,據此設計和製作了平面曲折形和螺旋形電感以及多層垂直叉型電容,測量與擬結果吻合驗證了設計和實現方法
  14. A novel method of content - based image segmentation using deformable template matching is proposed. a two - dimensional ( 2 - d ) deformable template based on orthogonal curves is built by pre - computing extensions of the deformable template along orthogonal curves and sampling the curves uniformly. then the definitions of internal and external energy functions are given according to the image segmentation problem, and genetic algorithm is used to obtain globally optimal solutions. the proposed method uses a lower - dimensional search space than conventional methods and reduces the sensitivity of the algorithm to initial placement of the template. experiments on real - world images and in simulations at low signal - to - noise ratio show the robustness and good performance of the method

    本文提出一種採用可變形板匹配技術進行基於內容圖像分割演算法.通過預先計算出可變形板沿著變形曲線,並對板曲線及曲線進行離散抽樣,建立一基於曲線二維( 2 - d )可變形板,針對圖像分割問題定義控制可變形板進行變形內、外部能量函數,本文採用遺傳演算法搜索能量函數最小全局最優解.該新演算法比傳統可變形板匹配方法降低了搜索空間維數,減少了演算法對板初始位置敏感.對實際圖像及擬低信噪比圖像處理結果表明,新演算法具有良好分割精度及穩定
  15. First, according to the orthonormal quality and the rational choice of working point of the sonar array three shafts frame, the structure of the models is predigested preliminarily ; secondly, according to the quality indexes and the coupling quality between frames, relatively small quantum is neglected. so the complex non - linear coupling models of the sonar array are predigested farther ; lastly, considering the characteristic of the model coefficient matrix, the methods of the low rank polynomial approach and the error simulation are introduced. so the models are predigested again

    首先從聲納基陣框架結構和工作點合理選擇出發,使結構得以簡化;其次根據系統能指標及框架間耦合強弱,忽略相對小量,對聲納基陣復雜非線耦合型進一步簡化;最後考慮型系數矩陣特點,運用低階多項式逼近和誤差方法,實現了對再次降階簡化處理。
  16. In this chapter, mathematical model of a single machine infinite bus power system installed with statcom and svc is derived. 3 ) the possibility of the negative interactions among statcom controllers and svc controller in this smib power system is analyzed by using the rga method, and the time - domain simulation results demonstrate the analyzed results

    以這個單機無窮大系統為研究對象,應用相對增益矩陣( rga , relativegainarray )方法分析了statcom控制和svc控制器之間存在著負互影響可能,並通過擬實例驗證了rga方法分析結果
  17. First, on the basic theory of the coaxial disk cylindrical waveguide, we analysis field equation in each area of the coaxial disk cylindrical waveguide with longitudinal ribs. the dispersion equation and the coupling impedance of this structure are obtained by means of triangle function ' s orthogonality and combing with the field matching method. through the numerical calculation, we discuss the influence of various structure ' s parameter on the dispersion and the coupling impedance

    主要工作和創新成果如下:一、首先在盤荷波導理論基礎上,嚴格分析加上脊后各區場表達式,利用邊界條件和函數推導出對應色散方程和耦合阻抗表達式,並通過數值擬計算,詳細討論了該結構幾何參數對色散方程和耦合阻抗影響。
  18. Ac link is fully verified by the simulation and the pricinple test. this kind of converter lay the key technical foundation on new type electronic transformer, regulated sinusoidal ac power supply, ac regulator

    220v 10 ( 50hz ) 220v ( 50hz )單極移相控制電壓源高頻流環節ac ac變換器擬與原理試驗證實了這類變換器新概念與先進
  19. Sqlj is a convention for embedding those sql statements in java, in a way that allows programming tools to perform translation - time compile - time analysis of sql in java, for syntax checking of sql statements, for type checking to determine that the data exchanged between java and sql have compatible types and proper type conversions, and for schema checking to assure that the sql constructs are well - formed and valid in the database schema where they will be executed

    Sqlj是在java中嵌入這些sql語句一種約定,它是以某種允許編程工具對java中sql進行編譯時分析方式實現嵌入,在編譯時會對sql語句進行語法檢查以保證語法,進行類型檢查以確定java和sql之間數據具有兼容類型和適當類型轉換,以及進行式檢查以確保sql結構在它們執行時所在數據庫式中是格式良好、合法
  20. Based on vibration theories and the analysis of the model, using main vibration shape and the natural frequency, defined the concept of parameter sensitivity, and got its formula. based on this foundation, defined the concept of the appraisement coefficient of adjustment automobile rigidity parameter, and give the calculation equation

    根據振動理論,在態分析基礎上,通過利用主振型向量,導出參數靈敏度概念,推導了參數靈敏度公式。在此基礎上,提出了調整汽車剛度參數評價系數,並給出了評價系數計算公式。
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