穩定性誤差 的英文怎麼說

中文拼音 [wěndìngxìngchā]
穩定性誤差 英文
stability error
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ名詞(錯誤) mistake; error Ⅱ動詞1 (弄錯) mistake; misunderstand 2 (耽誤) miss 3 (使受損害...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • 穩定性 : antiwhip
  • 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
  • 誤差 : error
  1. This thesis is to recommend a important class of regularized strategies for solving inverse problems - mollifier method. it anaysises the consistency, numerical stability and error estimates of mollified solution. similar to tikhonov regularization, a discrepancy principle for selecting the mol - lifier parameter is proven and applications to numerical differentiation and numerical inversion of abel transform and also given

    本文將介紹求解反問題的一類重要的正則化策略?緩鎮法,並基於用gauss核構造的緩鎮運算元,分析了緩鎮解的相容、數值估計,與tikhonov正則化類似,我們證明了決緩鎮參數的偏原理。
  2. Using lyapunov stability theory, it has been shown that the control scheme guarantees that all the variables of closed - loop system are bounded. moreover, the mean - square tracking error can be made arbitrarily small by choosing some design parameters appropriately

    Lyapunov分析結果表明,本文所提出的控制器保證了閉環系統內的所有信號都是有界的,通過選擇適當的設計參數,可以使跟蹤的均方根任意小。
  3. In hardware designing, the feasibility to use a / d acquisition board, signal conditioning board and the relay output board which are more professional at present to construct the hardware of the computer control system was explored, the algorithm pid was used to advance the respond to error and stability of the whole system, through selecting proper a / d, d / a, di / do board cards, a special computer control system was constructed. in software designing, the language borland c + + was

    在硬體設計上,探索採用目前較為專業化的a / d轉換卡、信號調理板和繼電器輸出板構成計算機控制系統硬體結構的可行,並採用pid控制以提高系統對的響應和整個系統的,通過選用適當的a / d 、 d / a 、 di / do等板卡,構成一個很有特色的計算機控制系統。
  4. The loss will be decreased by using single - mode fiber or poledzation holding fiber in recent work we measured the verdet constant of the samples and tested the chederistic of magnetic - optical glass bare fibel then, we analyzc the resource of ermrs, which are coupling effect, stability of the light source, polarizers, defects of the magnetic - optical glass flber and coupling effects between different modes

    採用單模光纖或偏振保持光纖將降低損耗。論文測試了樣品的費爾德常數,研究了磁光玻璃裸光纖的偏振特。分析了的主要來源:耦合效果、光源的、偏振片對光路的影響、裸光纖自身缺點和模式耦合的影響。
  5. Lifting and lowering of the pringting arm of this machine is vertical, therefore, in case of half - tone printing, presence of screen wire and consistency of aberration are improved ; in case of spot printing, stability and uniformity of inking are enhanced ; fine adjustment and lock of the worktable is independent of each other, so positioning error caused by lock of the worktable can be controlled ; height and pressure of the printing blade and ink - returning blade can be stepless - regulated separately, which improver printing quality and service life of half - tone ; printing travel and half - tone fixing mechanism can be fast adjusted, which is suitable for printing area with different size

    本機印刷大臂升降為垂直升隆式,網線版印刷時網線表現率為色一致得到提高,實地版印刷的施墨及均勻得以加強;工作臺微調與鎖緊獨立,因工作臺鎖緊而帶來的得以控制;印刷刀、回墨刀高度及壓力均可單獨無級調節,提高了印刷質量和網版的使用壽命,印刷行程和網版固機構大小可快速調節,方便不同規格的印刷面積。
  6. In this paper, the drive theory of the large ratio friction transmission is studied ; a new type elliptical cam wave generator is designed ; the large ratio friction transmission prototype is designed and manufactured ; based on the ansys finite element method software, structure of the elliptical cam is analyzed ; precision index of the manufactured large ratio friction transmission prototype, such as transmission accuracy, least step, stability of the least step, load capacity is measured by the absolute rotary encoder. by analyzing the measurement data and research content, it is think that the new elliptical cam wave generator could overcome a good many problems brought by processing errors, facilitate size precision adjustments, input moment can be achieved in the form of a pure force couple importing ; through this study, " the large ratio friction transmission prototype " could apply in practical engineering basically

    本文研究了大速比摩擦傳動的傳動理論;設計了新型橢圓凸輪波發生器,設計製作了大速比摩擦傳動樣機;用軟體ansys對所設計的橢圓凸輪結構進行了有限元分析;用19位絕對式編碼器測試了大速比摩擦傳動機構的傳動精度、最小步距、最小步距的以及帶負載能力等各項精度指標;對測量數據和研究內容進行了歸納和整理,認為新型橢圓凸輪波發生器克服了加工帶來的諸多問題,新型橢圓凸輪波發生器可以進行尺寸精度調整,能夠達到輸入力矩以純力偶的形式輸入;通過本項研究,基本可以使「大速比摩擦傳動機構」在工程中得以應用。
  7. In order to control the propagation of errors and enhance the accuracy of numerical solution, the wilson - 0 method is modified and the numerical stability of modified wilson - e method is analyzed

    為有效控制的傳遞,提高計算精度,對wilson -法進行改進並分析了改進wilson -法的
  8. With the thorough research on these and computer ability increasing quickly, people are paying more and more attention to relational numerical study. the mostly discussion is how to numerical simulate, concering error estimate in long - time, the existence of approximate attractor, well - posedness of solution and numerical solution and dimension estimate and so on, now there are much study [ 5 ], [ 15 ]. spectral method is important numerical method, but it is very hard so that research is a less

    隨著對它研究的深入和計算機能力的迅速提高,與之相關的數值研究也越來越被人們關注,這方面討論的主要是對原系統如何進行數值模擬的問題,涉及到大時間估計,近似吸引子的存在,收斂及其維數估計等諸多問題,目前已有很多工作。
  9. Several materials with large coefficient of expansion were selected to make packaging components, and it was found that the packaging materials have good temperature sensitivity and compatibility with optical fibers. experimental accuracy and repetition of fbg temperature sensitivity and compensation were discussed. have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber ; have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of fbg wave - length, have obtained the first step conclusion ; have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes

    本文所做的主要工作包括以下幾個內容:一、選取了常見的熱膨脹系數大的材料製作封裝元件,經過多次一80到80反復測試,封裝元件沒有出現老化開裂、封裝裂紋、空洞、離層等缺陷,封裝材料具有良好的溫敏及復用,與光纖相容較好;二、對光纖光柵進行簡單、實用的封裝處理,就封裝效果的優劣、波長測量的準確度、重復和封裝時產生的波長損失等方面進行了一系列的實驗,得出了初步的結論;三、對溫敏和溫度補償式封裝的實驗數據進行了詳細的分析和對比,從數字上對溫變過程中光纖光柵中心波長的改變及溫變曲線進行了量的分析,在大量實驗數據分析結果的基礎上,總結出哪種材料封裝效果更好,以及如何有效的減小實驗
  10. In this dissertation, we studied the tcra1101plus total station position system, which introduced the principle and characters of the instrument ' s closed loop tracking system. also we explained the cause of prism ' s position error and brought forward mathematic model to correct, moreover, the good results has been drawn form the expenriments. the kinetic survey system have been realized, which the sampling rate attain more than 5hz and the position precision can be less than 2mm on condition that targeted - point moving slowly at the velocity below 2cm / s. having finished the survey system to examine whether the fine - tuning stewart platform in good status, we have finished mensurating the position reference of the fine - tuning stewart platform and the offset of the prism

    在此基礎上研製了多臺儀器在線控制高頻采樣動態跟蹤測量系統,采樣率大於5hz ,在跟蹤小於2cm / s低速運動目標時,測量精度好於2mm ;完成對饋源二次精調系統的檢測,包括對二次精調平臺位置基準的標和觀測棱鏡偏心的測;設計不同動態測量實驗,對全站儀動態跟蹤的來源和特點進行了分析;從實驗角度,對全站儀的測量時滯及其進行了測試分析,給出了量的結果;比較了全站儀和計算機的內部時間系統,發現兩者存在較大異。
  11. We prove theoretically that under certain reasonable assumptions the formation is asymptotically stable even wills bounded disturbances ; that is, the proposed sliding mode controller can asymptotically stabilize the errors in relative distance, relative bearing and heading direction, respectively

    在合理的假設下,從理論上證明了存在有界干擾情形下機器人編隊的漸近,即所設計的滑模控制器使得相對距離、方位角及運動方向漸近
  12. The robust system can prevent abnormal factors from entering the flood system, so as to ensure the stability of the system and the accuracy of flood forecast. firstly, the theory of robust estimation is introduced into parameter estimation of the auto - regressive model ( ar model ). also some estimation methods commonly used, including the huber estimation and igg estimation, are introduced and compared with the least square method ( lsm )

    洪水預報系統的抗研究,就是把抗理論引入洪水預報中,利用抗系統具有的抗能力,使許多嚴重的不正常因素影響,根本就不能進入系統,這樣,減少了系統的污染機會,降低了不正常因素的影響,可大大提高系統的和洪水預報的精度。
  13. In the forth chapter, the performances of mr dampers designed and fabricated at chongqing university have been tested in national center for test and supervision of coach quality, including schematics of damping force vs. displacement of piston head, damping force vs. velocity of piston head, etc. for some given electric currents of the coil. the experimental results demonstrate that damping force offered by mr damper consists of background damping generated by resistance of mr fluid and damping caused by magnetic field

    對不同勵磁電流條件下的理論阻尼力與測試阻尼力進行了比較,分析了產生的主要原因;對阻尼器產生溫度效應產生的主要原因進行了分析,提出了應該提高磁流變體的溫度;推導了磁流變體的感和容流動方程,從理論上分析了磁流變體的感和容對阻尼器特的影響。
  14. 4. suboptimal fading ddf ( sfddf ) and suboptimal fading ukf ( sfukf ) algorithm can be obtained with the application of suboptimal fading ekf. suboptimal fading algorithm is an error compensative technology basing on the kalman filter orthogonality principle, which can greatly improve filtering precision and stability

    4 、把一種帶次優漸消因子的ekf演算法推廣到ddf和ukf演算法中,得到sfddf和sfukf演算法,次優漸消因子是一種基於kalman濾波正交原理補償技術,它的引入較大的改善了濾波精度和演算法
  15. In the fields of fluid dynamics, entropy inequality reflects the second law of thermodynamics. i. e. entropy must increase across shock waves ( a kind of discontinuity ). all kind of approximate schemes should reflect the fact that it must satisfies some kind of discrete entropy inequality ). from the view of practical computation, stability and theo - retical error of any kind discrete schemes all dependend of the smoothness of the solution of ( 0. 2. 1 ). generally, the approximate solution have good stability and theoretial error in the area where the solutions have more regularity and poor stability and theoretial error in other area

    從流體力學來看,它事實上是熱力學第二理的反映,即熵越過激波(一種間斷)要增加。各種估計格式構造的估計解應反映這一事實,即滿足熵不等式。從實際計算來看,總是通過離散化求解,不考慮計算的積累,它的與計算精度都依賴與真解的光滑,一般說,在解較光滑的區域有較好的與計算精度,而在較粗糙的區域則相反。
  16. The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time

    Ktp晶體的電光應用試驗表明:用離子交換法製作的電光波導,其離子交換濃度、折射率變化符合餘弦函數,光學均勻以及器件的溫度較好;製作的強度調制電光開關,消光比為150 : 1 ,對1064nm激光的插入損耗為2 . 5 ;製作的電光調制器用於激光脈沖整形試驗,從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖,該電光開關經過長達三年多的使用,沒有出現晶體變黑現象,說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。
  17. In the course of modeling, we present multi - step generalized gradient method and multi - stage curve fitting technique, prove convergence of multi - step generalized gradient method by using differential equation stable theory, analyze the error of multi - stage curve fitting technique by using inner space, creat knowledge base of water network system by using the maximum subordinate principle of and near - select principle of pattern recognition. at last we make the optimal running scheme of water network system based on heuristic search technique of artificial intelligence and global feedback immediate coordination method of large scale system theory

    在建立系統模型的過程中,提出了多步廣義梯度法和多層曲線擬合的建模方法,並用微分方程理論證明了多步廣度梯度法收斂,用內積空間的有關知識對多層曲線擬合進行分析;應用模糊數學中的最大隸屬度原則和模糊識別中的擇近原則和人工智慧中狀態空間表示法建立注水系統的知識庫;用人工智慧中的啟發式搜索技術和大系統理論中的具有全局反饋的直接協調法制注水系統的優化運行方案。
  18. The non - linear partial differential ( integral ) equation often needs to be solved in the computational hydraulics, however, the mathematical theory of its numerical method has yet not been sufficient at present, for example, the development of some theories such as the strict stability analysis, error estimate and convergence proof has been unable to keep pace with the development of the numerical simulation method

    計算水力學中所求解的是非線偏微分(積分)方程組,其數值方法的現有數學理論尚不夠充分,嚴格的分析、估計和收斂證明等理論工作的發展還跟不上數值模擬方法的進展。
  19. The water quality respond relation of input - output measurements are established by systematic theory in this paper. according to the peculiarity of hydrology and the necessity of water quality inverse problem the multi - parameter inverse problem model based on ordinary differential equation is developed. the existence and uniqueness of the solution of the ordinary differential equation about two parameters or multi - parameter are to be proved. the unstability depending on errors between monitoring data and interpolation approximate data are analyzed and demonstrated. cubic spline interpolation function, the least two multiply and positive rule method are conjoined for obtained solution of multi - parameter. the results from this algorithm indicats its efficient to the multi - parameter identification in water quality modeling

    本文應用系統理論,建立了水質多參數輸入輸出之間的響應關系;根據河流水文水質變化特點和參數反問題的需求,建立了水質常微分方程多參數反問題模型.根據常微分方程參數反問題的數學理論,作者給出了兩參數和多參數水質常微分方程反問題的解的存在、唯一的理論證明過程和結論;還針對水質現有監測資料的測驗和插值近似計算造成參數反問題的不,將三次樣條插值函數、超方程最小二乘法和正則化演算法有機地結合使用,成功地給出了水質參數反問題的化演算法.最後給出了應用計算結果
  20. There are many problems in dividend distribution of listed companies in china : an obvious tendency of abusing dividend signal, dividend policy being discontinuous and unstable, a general phenomenon to distribute little and non - distribution. dividend plan is often accompanied by capital stock expansion such as share allocation and capitalization of share premium. list company usually mistakes allocation dividend distribution, highly encloses money under the pretence of it

    目前,我國上市公司股利分配存在的問題主要包括:上市公司濫用股利信號,股利政策缺乏連續;上市公司存在不分配或少分配股利現象;股利分配方案往往伴隨著配股,轉增資本等股本擴張行為;將配股作為股利分配,以此為幌子大把圈錢;違反同股同權、同股同利的原則,有失公平;股權結構的異和股本規模的不同形成股利分配的異,等等。
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