精確度誤差 的英文怎麼說

中文拼音 [jīngquèchā]
精確度誤差 英文
error in exactness
  • : Ⅰ形容詞1 (經過提煉或挑選的) refined; picked; choice 2 (完美;最好) perfect; excellent 3 (細)...
  • : 形容詞1. (符合事實; 真實) true; reliable; authentic 2. (堅固; 堅定) firm
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 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...
  • 精確度 : accuracy degree
  • 精確 : accurate; exact; precise
  • 誤差 : error
  1. The gravity analysis is carried out especially for the synthetic fused silica and calcium fluoride used in 193nm lithographic objective as well as the optical elements with structural sizes of ( 200mm ~ ( 300mm. large numbers of analysis data for surface shape error are obtained by using algor finite element analysis software. then these data are plotted into curves and comparison analysis will be carried out, finally the measures and schemes for reducing gravity deformation are proposed

    因此,本論文重點對大口徑光學系統在高光學鏡頭裝校中,因重力變形進行了詳細的分析研究,特別針對193nm光刻物鏡系統所使用的材料sytheticfusedsilica和caleiumfluoride以及用到的結構尺寸200mm ~ 300mm光學零件進行了重力變形分析,使用algor有限元分析軟體獲得了大量的面形分析數據,然後將這些數據繪成曲線進行對比分析,最後提出了減小重力變形的措施與方案,並進行了實驗,驗證了分析結果是正的,減小重力變形的方法是有效的。
  2. 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,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程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程的擬合,實現了這一典型非線性關系的高擬合,各年汛期上下游相應洪水位過程的擬合都較小;最後,明黃河下游含沙量對水位的主要影響方式,即含沙量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程準預報的困難所在及改進方向。
  3. During the evaluation method for the precision of missile aiming on the sea, setting up test structure system, confirming demand coordinate, putting up installation and calibration to test frame of missile silo, in the course of navigating, it was analyzed and calculated the direction error that brought by the incorrectness of the position of longitude and latitude

    在海上瞄準鑒定方法中,建立了試驗構建體系,定了必要的坐標系,對彈筒試驗支架進行了裝調、校正和實際標定。對艇在航行過程中,由於艇的經、緯不準而帶來的定位的影響進行了分析與討論。
  4. From this came their reckoning of time, and a calendar that accurately measures the solar year to within minutes

    他們從這里發展出對時間的計算,一部歷法能夠地量太陽年到一分鐘之內。
  5. The spiral balance spring revolutionized the accuracy of watches, enabling them to keep time to within a minute a day

    螺形平衡彈簧是增進攜表的革命性發明,使得每天的不超過一分鐘。
  6. In this system, the movement of the step - electromotor is controlled by computer, and then the dial pointer is drove by the step - electromotor. at the same time, these images of the analog instrument are took by high precision ccd video, and then these images will be processed by the computer, using some image - processing algorithms such as image segmentations, threshold identification, image binarization, areas labeling, dial center - point identification, useful areas identification & abstracting, and areas thinning, etc. followed this, the dial pointer of the “ circle ” is able to be located. at last, the dial pointer position will be recognized by the computer

    本系統由計算機控制步進電動機的運動,進而驅動指針式儀表表針的運動,並且通過高ccd攝像機實時獲取表盤圖像數據,同時進行表盤圖像的相關處理,包括圖像分割,閾值定,圖像二值化,區域標記演算法,圓心擬合,有效區域識別提取,區域細化等,最終快速識別出表盤指針所處位置;最後,根據國家指針式儀表類檢定規程所制定的演算法計算出該儀表的相關,檢定指針式儀表的各種,通過這些數據判斷該儀表是否合格,列印該儀表的檢定結果報表。
  7. In general, a precise resistor is in series with one of the resistors in wheatstone bridge to compensate the zero offset, and the other one is in parallel with another arm of the wheatstone bridge to compensate thermal zero drift. based on this principle, in this paper, a compensation method based on virtual instrument technology has been put forward. actuated by current source, a good calculation method of compensation resistors and their position in the bridge is deduced

    本文基於串並聯電阻補償法的原理,提出了一種基於虛擬儀器的補償方案,推導了在恆流源供電下可以的計算出補償電阻大小和補償位置的演算法,並且在虛擬儀器軟體平臺labview上完成了數據採集、處理、顯示等軟體的設計,經過實驗的驗證,對傳感器的零點溫漂移補償取得較好的效果,而對靈敏漂移的工藝補償亦有一定的效果。
  8. Secondly, in phase unwrapping to overcome the spread of wrong point, changing the patch of unwrapping phase is done to improve the correctness of it. then, the relation between the unwrapping phase and the height of reconstructed object is discussed detailedly. the data processing, algorithm analysis and reconstructing object are done for the collecting fringe image which are all based on matlab language, in all these achievements, the improvement and innovation aspect are following : a ) in order to stabilize the interference fringe, a new equivalent shifting object method is presented by using fringe stabilizing device to stabilize the interference fringe though moving object and ccd camera which fixed on a precise moving platform together, the experimental result shows the fringe drift is less than a / 20 in five minutes, and the equivalent phase shifting precision is x / 100

    論文在全面闡述了光學三維輪廓位相測量術的發展、應用現狀、研究熱點及未來發展趨勢的基礎上,簡要介紹了傅立葉變換和相移位相輪廓測量術的基本原理,對兩種測量方法存在的問題及進行詳細分析和比較;針對位相解包裹錯點的傳播問題,作者通過改變解包裹路徑來提高位相解包裹的正性;分析討論從解包裹位相( x , y )到再現物體的高h ( x , y )物理量之間的關系,研究相應的演算法,利用matlab平臺,對實際採集的條紋圖像進行處理和輪廓重構,其中改進及創新工作主要表現在以下兩個方面: ( a )針對干涉型結構光場干涉條紋出現的漂移抖動對相移的影響,提出了一種用條紋穩定器穩定干涉條紋,用密移動平臺使物體和ccd攝像頭同步移動實現等效相移的方法,建立了相應的測量系統,系統的條紋穩定可以達到。
  9. Its main contributions include the following several aspects : firstly, the dissertation constructs the mathematic model of short baseline orientation determination using two geostationary satellites and analyses the applicable conditions of carrier phase interferometry. orientation determination precision is analysed in depth through both the conventional linearized method and monte - carlo computer simulation method, and the mathematical simulation results show that the linearized method has the shortcoming of fairly low elevation error analysis precision in high latitude area so as not to be very appropriate there. by analyzing the definite factors influencing orientation precision, the dissertation develops the concept of orientation dilution of precision, which uncovers the internal cause of exotic error behavior of bi - satellite orientation, and has important guiding significance for practical engineering applications

    本文系統地研究了基於「北斗一號」衛星載波相位干涉測量原理實現地球靜止雙星定向的相關技術,主要研究成果包括以下幾方面:首先,建立了利用兩顆地球靜止軌道衛星進行短基線定向的數學模型,分析了載波相位干涉測量的適用條件;採用傳統的線性化解析法及蒙特卡洛隨機模擬法兩種途徑對雙星定向的進行了詳細分析,數學模擬結果表明在高緯地區線性化解析法由於俯仰角分析略有下降而不太適合;在分析定向定性影響因素的基礎上,提出了雙星定向衰減因子odop的概念,揭示了雙星定向特殊表現的內部機理,對實際工程應用具有重要的指導意義。
  10. Third step is using modifying method and the compensating method to increase the scara assembly robot precision. the emulator testified that the error model and the correlative theory is legitimacy

    模擬結果驗證所建立的機器人位姿理論的正性,位姿補償、運動學參數優化分配方法對于提高機器人的實用性。
  11. The device turns round at the range of 360, and locomotive block moves in linear guide in every unit zone. so optical fiber can arrive everywhere in focal plane. experiment result elucidation : the standard deviation of repeat error and positioning error less than 40 microns, the positioning precision of this system can reach demand

    用7根單元機構模擬4000根單元的相互關系,實驗結果表明:機構的重復性和目標點定位的均方根值均在定位要求范圍之內,能夠滿足望遠鏡快速、準的定位要求。
  12. With the software of simulating low - pressure vacuum carburizing process and computer control system, carburizing process parameters are controlled accurately. the minimum error of carburizing layer depth, the optimal distribution of carbon concentration in carburizing layer and the minimum distortion are insured

    均勻布置鼠籠狀加熱元件和多組滲碳氣氛噴嘴,並對滲碳參數進行控制,可保證零件最小的滲層深最佳的滲層碳濃分佈。
  13. Three amendments are made to neighbor - joining method : first, a more precise evolution model is used to calculate the distance between sequences ; second, sequences are used to generate multiple typological structures, and hence compensate the shortcoming of neighbor - joining method, which can generate only one typological structure ; third, back mechanism is introduces to avoid the negative branch length in distance method and get a more accurate tree

    本文對距離法中的鄰接法進行了三點改進: 1 .使用更的進化模型來量序列之間的距離,降低因模型而帶來的; 2 .通過隊列產生多個拓撲結構,解決了鄰接法只能產生一個拓撲結構的缺陷; 3 .引入回退機制,消除了距離法中負枝長的產生,得到的樹更準
  14. As the same time, temperature compensation, curve fitting, fuzzy theory and data amalgamation are applied to ensure the precision of measurement and advances the veracity

    引入並採用了模糊理論用於微量水分測量,使測量最大不大於5 ,具有較高的和復現性。
  15. A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path

    本文對兩輪速驅動移動機器人的運動學及其本體緩沖設計進行了探討,在對平面運動物體運動分析的基礎上結合四種常用車輪的數學模型,推導出了一個通用的移動機器人堆積方程,在此基礎上分析了移動機器人的移動能力、並針對兩輪速構型推導了速正解與逆解;使用muir和newman的運動學建模方法,推導了移動機器人上點及連桿坐標系位姿、速變換關系矩陣及求解方法;在移動機器人位姿識別方法中結合速驅動構型對航位推演算法進行了分析:推導了一種理論較高的航位推算演算法,並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下進行了模擬;最後針對本文所研究的機器人給出了一種比較系統、可靠的緩沖結構設計思路,較好地解決了移動機器人作業過程中外界因素及本身設計中引入的各種不問題;本論文研究成果已在本實驗室所開發的樣機上得到實現,經過應用與考核證明其中的分析與設計是切實可行的。
  16. However, the delta rule rests on refinements in the notions of average and error

    但是delta規則取決于求平均值方法的以及
  17. And with simulation result, the author evaluates the accuracy of all kinds of models above - mentioned through mape r and z. the result indicates simulating accuracy of ann model is better than any other models above - mentioned

    並對各種模型模擬結果用mape (絕對平均) 、 r (相關系數) 、 z (輸出數據可信) 3個評價參數來評價模型的,結果表明神經網路模型的模擬比其他的模型好。
  18. Accurate time domain three point method for error separation of roundness

    的時域三點法圓分離技術
  19. The main purpose of laboratory quality controls is to reduce the random error or systematic error, to promote the accuracy of analytical result with the accurate degree

    實驗室品質管制主要目的為降低隨機性及系統性,提升分析結果之與準
  20. With the development of sensor technology, the market demand is more and more higher. to meet this direction, we were authorized to do this project item. in this project, we want to study a method that can be used to calculate the compensation resistor of piezoresistive sensor accurately

    本課題是企業為了更好的滿足產品的市場需求而委託的研發項目,以研究出一種自動、計算壓阻式壓力傳感器補償電阻大小的方法,以補償壓阻式壓力傳感器的溫
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