誤差出現率 的英文怎麼說

中文拼音 [wùchāchūxiànlǜ]
誤差出現率 英文
rate of occurrence of errors
  • 誤 : 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 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 現 : Ⅰ名詞1 （現在; 此刻） present; now; current; existing 2 （現款） cash; ready money Ⅱ副詞（臨時; ...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 誤差 : error
  1. In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage

    我們對兩種正交調制方式（ 16qam和4 - qpsk ）進行了模擬工作並給出了模擬結果，同時討論了碼元同步定時誤差對鎖相環路工作的影響並根據流星通信中使用變速率傳輸時鎖相環路的載波同步性能進行了測試；然後在基於軟體無線電思想的數字處理平臺（該數字處理平臺實現了中頻數字化）上用dsp軟體完成了載波的相位跟蹤。
  2. This text divides into five chapters altogether : chapter one in the introduction, have introduced the common sensor of displacement, has pointed out the fine characteristic of hall ' s sensor, put forward the basic task ; chapter two have introduced the basic operation principle of hall ' s component ; chapter three introduce hall temperature performance, electromagnetic characteristic, zero error, frequency characteristic and these parameter commonly used compensation method and hall simple application of component ; chapter four having recommended the measurement principle of the feedback servo mechanism, systematic implementation method, the experimental result has appeared, structure the mathematics model, and has analysed the error ; chapter five have pointed out the developing direction in the future while looking forward to

    本文共分為五章：第一章緒論中，介紹了常見的位移傳感器，指出了霍爾傳感器的優良特性，提出了基本任務；第二章介紹了霍爾元件的基本工作原理；第三章介紹了霍爾元件的溫度性能、電磁特性、零位誤差、頻率特性以及這些參數常用的補償方法和霍爾元件的簡單應用；第四章介紹了反饋隨動機構的測量原理，系統的實現方法，給出了實驗結果，構建了數學模型，並對誤差進行了分析；第五章展望中指出了今後的發展方向。
  3. Because of the unique issues in the networks, including mobility - induced disconnection, network partition, high out - of - order delivery ratios and channel errors, the congestion control and the error recovery in the network is challenging. in this environment, the interaction between tcp and mac layer protocols, the affection of route protocols on the performance of tcp and the particular congestion control and error recovery mechanism are first discussed. then a particular transport layer protocol scheme based on the non - feedback mechanism is presented, with emphasis on the analysis and simulation of the key parameter

    文中主要討論了兩種不同網路結構中的無線tcp協議改進方案，其一在最後一跳為無線鏈路的網路環境中，針對基本tcp擁塞控制機制存在的缺陷，文中在現有解決方案的基礎上提出一綜合性的方案，其中包括無線鏈路的高誤碼率和連接斷開問題的解決，並重點對方案中出現的交叉層問題進行分析和模擬；其二，考慮的是分散式網路（ adhoc ） ，在文中較為詳細的分析了tcp和mac層機制間的相互作用、路由協議中造成tcp性能降低的因素、 adhoc網路中應採取的特殊擁塞控制和差錯恢復機制，在此基礎上提出了一種採用非反饋機制的解決方案，重點對方案中的關鍵參數進行分析和模擬，分析和模擬結果表明此機制可在很大程度上提高adhoc網路中tcp的性能。
  4. In the year under review, the group adopted the new hkfrs below, which are relevant to its operations. hkfrs 3 business combinations hkfrs 5 non - current assets held for sale and discontinued operations hkas 1 presentation of financial statements hkas 2 inventories hkas 7 cash flow statements hkas 8 accounting policies, changes in accounting estimates and errors hkas 10 events after the balance sheet date hkas 12 income taxes hkas 14 segment reporting hkas 16 property, plant and equipment hkas 17 leases hkas 18 revenue hkas 19 employee benefits hkas 21 the effects of changes in foreign exchange rates hkas 23 borrowing costs hkas 24 related party disclosures hkas 27 consolidated and separate financial statements hkas 28 investments in associates hkas 32 financial instruments : disclosures and presentation hkas 33 earnings per share hkas 36 impairment of assets hkas 37 provisions, contingent liabilities and contingent assets hkas 39 financial instruments : recognition and measurement the adoption of the above new hkfrs has the following impact on the group s accounting policies : hkfrs 3 does not have any impact as the new standard does not affect the group

    香港財務報告準則第3號業務合併香港財務報告準則第5號持作出售非流動資產及終止經營業務香港會計準則第1號財務報表之呈列香港會計準則第2號存貨香港會計準則第7號現金流量表香港會計準則第8號會計政策會計估計變動及誤差香港會計準則第10號結算日後事項香港會計準則第12號所得稅香港會計準則第14號分類報告香港會計準則第16號物業廠房及設備香港會計準則第17號租賃香港會計準則第18號收入香港會計準則第19號雇員福利香港會計準則第21號匯率變動之影響香港會計準則第23號借貸成本香港會計準則第24號有關連人士披露香港會計準則第27號綜合及獨立財務報表香港會計準則第28號聯營公司投資香港會計準則第32號金融工具：披露及呈列香港會計準則第33號每股盈利香港會計準則第36號資產減值香港會計準則第37號撥備或然負債及或然資產香港會計準則第39號金融工具：確認及計量采納以上新香港財務報告準則對本集團之會計政策造成下列影響： i香港財務報告準則第3號並無造成任何影響，皆因新準則並不影響本集團。
  5. Adding momentum item while correcting weight and limiting range of input value reduce error and improve diagnosis correctness greatly. while normalizing the input value, a new way is put forward that normalization is performed item by item according to its sort. in this way error training can avoid going into the flat field that is caused by existing of 0 or 1 of the input value

    本文首先分析了故障診斷和神經網路的基本理論，並在此基礎上提出了神經網路對于變壓器故障診斷系統的適用性；文中將bp神經網路演算法用計算機實現；並針對其本身存在的一些缺點提出了一系列改進措施，通過在修正權值的時候增加動量項，並且限制輸入值范圍來減小誤差、提高系統的診斷正確率；在對輸入數據進行歸一化處理的時候，採取按類逐項歸一化的方法，避免了輸入數據出現0或者1而使訓練進入平坦區。
  6. By taking advantages of epipolar line features and depth discontinuities in reference 中國科學院 軟件 研究所 博士 學位 論文 基于 圖 象 的 快速 繪制 技術 的 研究 images ， an efficient inverse wmping algorithm is pfoposed in chapter 3 for gcnerating nagcs of novel views by combining multiple eference images 帆 enhm different vie 呷 oints because continuous segnents determi 。 d by pairs ofedge pixels at co 。 spending epipolar lines are order kept ， only pairs of edge pixels in the reference 渝 明 e e necess 叨 口 cowute to obtain generalized disparity of all points in the desired image as a result ， sighficant acceleraion could be made in the endering pfo 比 鴕 two accelerating techiq 此 s e presented in this algori 山 mb accelerate the hole illing process his algorithm extends the reference images rom projection of single col ： ii ’ ected surface in previously developed nvnverse w 出 下 er to ima 驢 s captured rom complex scene in chapter 4 ， an 《 dent ibr method is prese 庇 仙 y takn ull 訕 antage of 呷 bies c 咖 the method can simulate the 3d details on sllri ： ace of object successfully he 。 叩 proach ， called rered ature mopmp consists of two pans at fst ， an origi 。 ltexture with orthogonal displacements per pixel is deco 啊 osed into a series of new t6 刀 mfcs with each 他 lug a given displacement per pixel ， called ae ， ea atures ， or lt hen hese lt e used to render the novel view by conventional texture mapping d avoid gaps n the endered hlla 驢 ， some phels are to be interpolated nd extended in the 廠 kaccoding to the depth differe eee between two neighbor pixels in the original texture as these ltlt fc … e much storage nd therefore much time is equired to install ltlt into the text ’ ufc buffec an 舊 thod is pfoposed to co 呷 fcss the ltlt ， nd the cottcspondingfclldering method is given experimental esults show that the new method is efficient ， especially n rendering those objects with a smaller depth rnge compared withtheir size ， such as relief surfaces of building

    與己有的三維變換方法相比較，該方法不但成功地填補了由於投影區域擴張而產生的第一類空洞，而且成功地填補了由於空間深度非連續物體相互遮擋而產生的第二類空洞，從而方便地實現了虛擬環境中的漫遊；基於物體表面深度的連續性，本文提出了一個位移預測方法? ?此方法可以從單幅參考圖象獲得逆映射過程中所需要的目標圖象的位移信息，從而大大提高了演算法的效率：與通常的正向映射演算法相比，此演算法克服了多幅參考圖象所帶來的計算量成倍增長等問題，而且誤差較小。 2 ）基於極線幾何的快速逆映射演算法。利用參考圖象的邊界信息與隱含的遮擋關系，以及極線幾何的性質，本文第三章提出了一個基於極線幾何的快速3 『一中國科學院軟體研究所博士學位論文基於圖象的快速繪制技術的研究逆映射演算法，從多幅參考圖象精確合成當前視點目標圖象。
  7. The probability density function of net rainfall relative errors, flood peak discharge relative errors and the time error of the forecasted flood peak are calculated by the model developed

    通過建立洪水預報誤差分佈的最大摘模型，計算出9座典型水庫洪水預報的凈雨相對誤差、洪峰流量相對誤差和峰現時間預報誤差的概率密度函數，並將其概率密度函數曲線與正態分佈曲線進行比較。
  8. However, from the error correction model, the coal consumption of second industry shows high efficiency tendency

    然而，從得到的誤差修正模型來看，第二產業在煤炭消費上呈現出集約化和利用效率提高的趨勢。
  9. 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定和觀測棱鏡偏心差的測定；設計不同動態測量實驗，對全站儀動態跟蹤的誤差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穩定性進行了測試分析，給出了定量的結果；比較了全站儀和計算機的內部時間系統，發現兩者存在較大差異。
  10. The synchronous rectifying and low power sampling technology is used to reduce the power consumption, flexible external loop compensation, error amplifier output clamp are adopted for better system large signal response. the piecewise slope compensation technology is employed to minimize the consequence of over compensation. the sensor resistor is externally connected, which realize output voltage programmable. the overheat protection and under voltage protection modules are integrated in the die to allow the reliable operation of the system

    同時，電路設計採用同步整流技術、低功耗電流采樣技術降低功耗，提高轉換效率;採用靈活的外部環路補償技術、誤差放大器輸出嵌位技術以實現良好大信號特性;採用分段斜坡補償技術，消除不穩定因素，並最大程度地減小過補償帶來的問題;採用外接輸出采樣電阻的方式，實現輸出電壓的可編程。
  11. Due to temperature performance of fbg, a reference fbg is adopted to compensate temperature and the compensation principle is expounded. moreover, this scheme not only realizes temperature compensation but also reduces repeatability error of ffptf and errors from power fluctuation of light source, noise of pd and noise of electro - circuit. in the end, temperature and strain performance of fbg is tested and

    基於光纖光柵的溫度響應特性，提出用一個參考光柵來進行光纖光柵傳感陣列溫度補償的設計方案，並論述了其補償原理，證明了該方法的可行性；同時可以看出，該方法不僅可以實現溫度補償，也可以減小光纖f - p可調諧濾波器的重復性誤差以及光源功率波動、探測器噪聲和電路噪聲等引起的誤差。
  12. 1550nm is chosen as the work wavelength, cassegrain transmitting - receiving antenna as the optical antenna of the system through the elucidation of how to choose the work wavelength and optical antenna of comm - unication system. the structure and theoretical design parameter of apt sub - system have been presented through the discussion of the optical signal power estimation of apt sub - system, beam divergence angle, pointing error, and error signal extraction. compared with existed optical wireless communication system, the design scheme proves applicable

    通過對通信系統工作波長選擇、光學天線選擇等闡述，選擇了1550nm作為系統工作波長、卡塞格倫（ cassegrain ）收發合一天線作為系統光學天線；通過對apt子系統功率測算、束散角和瞄準誤差、誤差提取信號等的討論，給出了apt子系統結構和理論設計指標，並將其與現有的光無線通信系統進行比較，說明該設計方案是可行的。
  13. In the base of investigating and analyzing to working theory, measure methods and relevant standard, the text processes particular analyses to the working theory of billing system and reason of making billing wrong and puts forward technology index and measure method that can externally evaluate the capability of billing system and is suit to the situation of our country. some indexes and measure way are put forward for the first time ( example error of call clock, time error and measure method to moving exchanger ' s billing system. ) through analyzing telecom charging way, charging users, charging point and charging methods of telecom basic and all kinds value - added operation and utilizing the newest measure apparatus, modern measure technology, communication technology and probable method, this text puts more scientific, efficient and easily operated measure methods and process a uncertain analysis to measure methods

    本文在調查和分析國內外局用交換機計費系統工作原理、檢測方法和相關標準的基礎上，對計費系統的工作原理和產生計費錯誤的原因進行了詳細的分析，提出了適合國情的能夠客觀評價計費系統計量性能的技術指標和檢測方法，有些指標和檢測方法在國內相關資料中屬首次提出，如通話計時誤差和時刻誤差和對移動交換機計費系統的一些檢測方法；本文通過對電信基礎業務和各類增值業務的計費方式、計費用戶、計費點和計費方法的分析，利用國內外最新檢測儀器、現代檢測技術、通信技術和概率統計方法，提出了較科學、有效和利於實施的檢測方法，並對檢測結果的測量不確定度進行了分析。
  14. According to the results of the field test, the accuracy of this method in predicting the occurrence of evaporation duct arrives at 80 %, the error of the average predicted evaporation duct height is about 28 % with each error ranging from 24. 6 % to 57. 6 % within the measurement height range

    根據外場試驗的結果，其預測蒸發波導環境出現的準確率可達到80 ，對平均蒸發波導高度的預測誤差約為28 ，在試驗可測量的高度范圍內，不同蒸發波導高度的誤差在24 . 6 57 . 6之間。
  15. Aiming at the possible problem of dyeing rate in cotton fabrics determined by spectrophotometry, the cause was introduced ; by experiment, the method of centrifugal sedimentation could be used to eliminated errors

    摘要針對分光光度法測定棉織物上染率時可能出現的問題，闡述了問題出現的原因，經實驗表明，採用離心沉降的方法可消除誤差。
  16. Secondly, because of the faultiness of these algorithmic routines of dissipation factor in existence, this dissertation puts forward an improved correlation function algorithm based on wavelet analysis, and the improved algorithm focuses on two lesding aspects : one is the methods to reduce noise and distill the fundamental, the other is the means to reduce the errors resulted by frequency fluctuating

    其次針對現有介損計算方法的不足，提出了一種基於小波變換理論的改進相關函數法的介質損耗值計算方法，主要從去噪、提取基波的方法以及降低由於電網頻率波動所造成的誤差兩個方面來考慮。並對此方法進行了模擬分析和驗證了改進演算法的優越性。
  17. 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誤差函數，光學均勻性以及器件的溫度穩定性較好；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。
  18. When this fault is cutted off and the breaker is reclosed, this scheme ca n ' t start by mistake. the availability of this scheme is proved with matlab test. the single phase high - impedance grounding fault is settled properly

    Matlab模擬分析證明了該方案耐受過渡電阻的能力強，在故障切除和重合閘時不會因出現的暫態信號而誤啟動，不受系統振蕩、頻率偏差的影響，克服了常規保護靈敏度不足的缺點，較好地解決了單相高阻接地故障的難題。
  19. This paper is based on the working theory of anti - lock braking system, the properties of fuzzy control, the modelling for vehicle system and vhicle tyre. by using of wheel speed sensor, the gather of wheel speed is practiced by filter, amplier, modifying of wheel speed. based on the wheel slip ratio of abs. given vehicle speed and wheel speed, the wheel slip ratio is computed. the error and error change ratio of slip ratio is obtained by given refering slip ratio. which is the input of fuzzy control which comprises of input fuzzy

    本文根據防抱死制動系統的工作原理，模糊控制的性能特點，車輛系統模型及車輪輪胎模型，利用輪速傳感器，對輪速進行濾波、放大、整形等實現了車輪速度的採集。採用基於車輪滑移率的防抱控制理論，根據車速、輪速來計算車輪滑移率。由參考滑移率計算出滑移率的誤差、誤差變化率並作為控制器的輸入變量完成了模糊控制的模糊化、模糊推理、模糊判決。
  20. So power systems harmonic analysis is a significant aspect of power systems research. power system harmonic analysis was realized usually with fast fourier transform ( fft ), but the method exits spectrum leakage, and can not analyse all harmonic parameters exactly, such as frequency, amplitude and phase, in particular has big phase error

    電力系統諧波分析通常都是通過快速傅立葉變換（ fft ）實現的，但是這種方法存在柵欄效應和頻譜泄漏，使計算出的諧波參數即頻率、幅值和相位不準，尤其是相位誤差很大，無法滿足準確的諧波測量要求。
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