量程誤差 的英文怎麼說

中文拼音 [liángchéngchā]
量程誤差 英文
range error
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • : 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...
  • 誤差 : error
  1. Residual a posteriori error estimate two - grid methods for the steady navier - stokes equation with stream function form

    流函數形式兩重網格演算法的殘型后驗估計
  2. After the simulation of sins, the actual sins is studied, especially studying the compensation of gyro ' s excursion. and it proves that the compensation can improve the navigation accuracy of sins. on the basis of the realization of sins, the integrated navigation of position / velocity for gps and sins are established, and sins and gps integrated navigation is realized by application

    在實現sins的基礎上,研究了sins與gps的位置、速度組合導航,建立全球定位系統和捷聯慣導系統的及位置速度測,應用卡爾曼濾波技術實現了sins和gps的組合導航。
  3. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變對應思想採集它們的相應數據;其次,由於相應水位過數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過的擬合都較小;最後,明確黃河下游含沙對水位的主要影響方式,即含沙主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過準確預報的困難所在及改進方向。
  4. The main computer is programmed under windows, while the assistant computer is programmed under dos. the last, based on the idea of module - structure, the software of the testing system are designed, thus this software system is compatible and transplantable to design again. the experiment of measuring principle is taken : take the xy flat of lathe as the parallel - pole device and adjust the angle of sensor, the rotating - probe can test the felloe mould in scanning way

    藉助虛擬儀器的思想,對測控系統進行了設計:採用光柵尺、光電編碼器測可動部件的運動,解析度高、小;採用細分驅動的步進電機裝置,控制性能好;系統實施環境溫度的檢測、補償,提高了檢測精度;基於兩級微機組建測控系統:主機為人機界面,採用windows編,從機用dos編,實時性好;軟體設計採用兼容性和移植性好的模塊式結構,便於二次開發。
  5. The structure of the testing platform is described, and the experiment content and principles are given in detail. the transmission error curves and space frequency curves are emulated. the circuits of rotor part and software are finished

    本文介紹了實驗臺的整體結構,實驗內容的設置和各實驗的工作原理,模擬了傳動曲線及其空域頻譜圖,詳細闡述了轉子測的電路設計、下位機序設計和上位機的軟體設計。
  6. The influence of the cloud droplet spectrum character and the spectrum growth and change is considered, which does not use a cut - off value for conversion from cloud water into rain water process. in the continuous coalescence equation, the particles fall velocity difference is not moved out from the integral, but is integrated in the equation as the function of diameter d to avoid the error of using particles average fall velocity. in the new scheme, generation rate of graupel due to the collection of snow by graupel and the collection of cloud ice by graupel are included

    雲中凝結核ccn的數濃度採用超幾何函數表示;雲水向雨水的自動轉換過採用grabowski ( 1999 )的公式,考慮了雲滴譜的特徵和發展變化對該過的影響,而不是採用原方案給定閾值的方法描述該過;對連續碰並方不再將粒子落速作為常提出積分號外,而是直接作為粒子直徑函數在積分號內求解,這樣處理可以迴避使用粒子群的平均落速帶來的;增加了霰和雪、霰和冰晶的碰並微物理過
  7. This thesis aims to design one instrument to measurement of the fluid thermal conductivity by used the hot - wire method ( hwm ). firstly expatiated on the theory of this method, got the academic solution by analyzing the ideal model, and then amended the ideal solution to satisfy the factual situations

    本文重點討論瞬態熱線法測液體的導熱系數,從理論與實驗及數值模擬的角度分析探討瞬態熱線法測液體導熱系數原理及其實現過,並分析理論與實際測中的產生原因及避免與校正。
  8. ( 2 ) the liman problem is normally adopted to check the liability of numerical method. the calculation error was within 9 % by comparison with the theoretic solutions of liman problem in the following case, the dimensionless calculation length was 2 with high pressure zone 0. 8, and the dimensionless state parameters were p1 = 2, p2 = 1, p1 = p2 = 1, u1 = u2 = 0. experiment results in literature [ 8 ] were used to check the adaptability of the numerical model developed here for unconfined gas cloud explosions and the calculation error was within 13 %

    ( 2 )數值方法的可靠性通常用黎曼問題的解析解檢驗,本文以無綱計算區長度為2 ,高壓區長度為0 . 8 ,狀態參數為p _ 1 = 2 , p _ 2 = 1 , _ 1 = _ 2 = 1 , u _ 1 = u _ 2 = 0條件下的黎曼問題解析解對所編制的爆炸場計算序進行了考核,結果表明該序的計算在9以內;為考核本文計算模型預測開敞空間氣雲爆炸的適用性,以文獻[ 8 ]的實驗數據進行了校核,計算在13以內。
  9. The basic concept of terrain information content is proposed after an overall review of existing research achievement. applying a series of analysis and data processing method, like math - analysis, mathematical statistics, comparative, error visualizing, this paper carefully investigated the terrain information content characteristic of dems of 1 : 50000 map scale of loess plateau area

    本文在對前人已有研究成果進行系統總結的基礎上,首先明確了dem地形信息容的基本概念,並運用數學分析、數理統計、比較分析、地圖等方法,以海拔高與等高線為研究對象,以1 : 1萬比例尺dem為參考真值,探討了黃土丘陵溝壑區1 : 5萬dem的地形信息容特徵。
  10. Firstly introduced the basic theory and method with which the analog signal can be convert to digital form, including sampling theory and course, quantification and quantification error, coding, beside those we discussed some applications of sampling technology, the reason of frequency mixture and the method to eliminate it chapter 4 introduced analog mux - switch, for the reason of simpleness we only introduce it briefly

    從第3章開始,對數據採集的基本理論進行討論,首先介紹了模擬信號數字化處理中的基本理論、方法,包括采樣過、采樣定理、化與、編碼,還討論了幾種采樣技術的應用、頻率混淆產生的原因及消除措施。第4章,介紹了模擬多路開關。
  11. In the design of corpus, we carefully analyze the syllable distribution of corpus th - coss, then classify the prosodic characters of this corpus and present out the distribution of every prosodic character. based on prosodic character vector, we construct an error function which is used to select original corpus for simulation system, and show the distribution of prosodic characters for the original corpus. greedy algorithm and corpus self - adaptive process are expatiated to set theoretical foundation for text material search

    在語料庫分析與設計方面,首先統計th - coss語料庫中音節分佈情況,給出th - coss語料庫韻律特徵分類,並對每一種韻律特徵進行統計,然後構造了一個基於韻律特徵向函數,並採用該函數提取語料組成模擬系統的初始語料庫,分析該庫的韻律特徵分佈,最後闡述了greedy演算法與語料自適應過,為文本語料的搜索打下理論基礎。
  12. In chapter 4 we discuss the design of the high speed and high performance vlsi and its imp1ementation, firstly we ana1yze and compare the features and ru1es of al1 kinds of fft algorithm, adopt complex radix 4 butterfly calcu1ation as basic alu, then discuss all kinds of process architectures, the design thoughts, rule, method, technique way, the characteristics of the design are r4 dit algorithm, pingpong ram design method and pipeline structure between stages. we also analyze the limited word length effect and the method to avoid overflow of the fixed points fft process, bring out the expandable platform mode

    第四章主要討論了高速高性能的快速傅立葉變換處理器的設計和實現,首先分析和比較了各種快速傅立葉變換演算法的特性和規律,提出基4蝶算的演算法具有最好的性價比,討論了順序、級聯、并行和陣列的處理結構,闡述了設計高速高性能快速傅立葉變換處理器時的設計原則、設計思路、所採用的技術路線,驗證並測試fft處理器,分析了定點fft處理過由於有限字長效應所產生的的范圍及防溢出控制辦法,提出了可擴展平臺模式。
  13. From impulse - response curves that were derived from vec models based on cointegration vectors finally, we can conclude as follows : all monetary policy tool variables have rather small impulse to macro - economy variables in the short run, and their impulse would boost up at different degree in the long run

    從最終作出的基於協整向修正模型的沖擊響應曲線,可看到:所有貨幣政策工具變對宏觀經濟變的沖擊在短期內均較微弱,從長期來看,沖擊均有不同度的增強。
  14. Both can improve the performance of state estimation. due to former condition, the method that the power equations are resolved directly to decide the placement is applied. the method, which reduce covariance errors of the measurements, is adopted under the later condition

    前者採用使系統功率方直接可解的方法確定pmu的測點布置;後者採用減小狀態估計的方法宋確定pmu的測點布置。
  15. In factual engineering, it is invaluable to eliminate the reading errors in some certain degrees by using the relative displacement. based on dfp optimum back analysis in the excavation of underground chamber, the corresponding object function and formulation are derived in this paper

    鑒于在實際工中,採用相對位移可在很大度上消除觀測資料的,具有十分重要的實用價值和意義,文中提出了地下洞室開挖中基於相對位移的dfp優化反分析方法,並推導了相應的目標函數及其計算公式。
  16. Posteriorly, it is all positive of the science, education, civilization, sanitation expenditures in its configuration of the local expenditures. so there are very important to regions economy. the administrational expenditure is all negative, which interprets that it has exceeded its best scale

    由於體制背景、經濟數據的可獲得性以及指數平減過的緣故,本文在分析經濟變之間關系的經濟計檢驗方面存在一定的偏,但這並不影響研究結論的總體可靠性。
  17. In signal processing circuit, the key of our study, based on methods of mcu + cpld and a / d converter, a time interval measurement unit is done, in which an isp cpld counter is carried out to judge laser pulse for controlling counting and offering signal of time series and control, and a count quantization error measurement circuit which main ramp circuit and 12 bits a / d conversion circuit guarantees the resolution of system

    信號處理部分是本文研究的關鍵,採用mcu + cpld的設計方法和模數轉換技術構成時間間隔測單元的理論基礎,其中用可在系統編的cpld計數器實現了對循環光脈沖的判斷以開關計數,並提供計數電路相應的時序和控制信號,用斜坡電路和12位a / d轉換電路完成對計數的測,保證了系統的解析度。
  18. However, the performance of these algorithms that are based on linear approximation degrades considerably in highly nonlinear situation. whereas the ekf requires the evaluation of the jacobian to obtain the observation matrix, the cmkf needs it to compute the measurement error covariance. both of them employ linear approximation, and thus linear error is inevitible

    論文第四章分析了ekf和cmkf在某些情況下跟蹤性能不理想的原因: ekf需要對測方進行線性近似, cmkf在計算轉換測的均值和方時同樣要進行線性近似,因此無法避免線性化
  19. Lead error would be occurred during process thread by nc lathe. aiming at this issue, accurate thread excess was calculated. this way is simple and effectiveness in practice

    摘要用數控車床加工精密螺紋時,在開始段和結束段會出現導。針對這個問題,進行了準確的螺紋裕計算。在實際加工中,簡單易行,效果良好。
  20. The measuring principle of the comprehensive error detection of the ball screw ' s pitch is expounded in this paper. basing on the above principle, we develops a system design of the controlling and measuring part of 3 meter dynamic measuring instrument

    本文就滾珠絲杠綜合導檢測進行了測原理的分析研究,並對3米滾珠絲杠綜合導動態測儀的控制及檢驗部分進行了系統設計。
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