標準測量誤差 的英文怎麼說

中文拼音 [biāozhǔnliángchā]
標準測量誤差 英文
standard measurement noise
  • : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
  • : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 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...
  • 標準 : (衡量事物的準則; 榜樣; 規范) standard; criterion; benchmark; pip; rule; ètalon (衡器); merits
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  • 誤差 : error
  1. According to the geometry of slope measurements for the subjective wavefront optometer, a wavefont reconstruction model using zernike polynomial with normalization factor is put forward. based on householder transformation and gram - schmidt orthogonalization method, two methods for working out unknown zernike coefficients are bring forward. the error propagation parameter for the wavefront reconstruction model is deduced

    深入研究了帶化因子的zernike多項式的性質;針對主觀式像儀波前斜率采樣方案,提出了採用帶化因子的zernike多項式對眼試波前進行重建的數學模型;提出了兩種求解方法,即基於householder變換求解法和基於gram - schmidt正交化求解法,用於確定重建模型中的未知模式系數;推導出了該波前重建模型對斜率的傳遞系數。
  2. The author has finished the following several jobs in core of the centre : 1 ) the active compensation method based on bang - bang control was put forward to realize the wide range current transformer. the method converts the complex statement space to i / o description by the two - stage current transformer. with the compensation method, the accuracy of 0. 2 grade current transformer can be improved to less than the 0. 1 grade standard at 100 % rating when the primary side current is changed from 2 % to 120 % of the rating

    圍繞這一工作核心,作者完成了以下幾項工作: ( 1 )以實現寬程電流互感器為目,提出了基於bang - bang控制的有源補償方法,採用雙級電流互感器,將復雜的狀態控制分轉化為偏控制,該方法結構簡單,調試方便,有源補償器輸出電流小,可以將0 . 2級的電流互感器經過補償后提高到一次電流從額定值的2變化到120時,不超過一次電流額定值100時確度為0 . 1級的
  3. 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系統,采樣率大於5hz ,在跟蹤小於2cm / s低速運動目時,精度好於2mm ;完成對饋源二次精調系統的檢,包括對二次精調平臺位置基定和觀棱鏡偏心定;設計不同動態實驗,對全站儀動態跟蹤的來源和特點進行了分析;從實驗角度,對全站儀的時滯及其穩定性進行了試分析,給出了定的結果;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。
  4. Analyze item by item the position of unintact cycle, the running clearance of unintact cycle, locking - deform, datum dimension regulating, repeatly install, power voltage wave and marking running etc. at the same time, we give the calculating formula to calculating the running marking random error, and use it to calculate the system error of big diameter measure instrument - - datum dimension frame error, gyro - wheel diameter error, error caused by circumstance temperature, error caused by backing distance, angle error, delay error of data collecting circuit, lathe main shaft running error, workpiece install partial error

    對不完整圓的位置、不完整圓的轉動間隙、鎖緊變形、基尺調整、重復安裝、電源電壓波動、記轉動等隨機進行了逐項分析,並給出轉動記隨機的計算公式。對大直徑儀的系統?基尺尺架、滾輪直徑、環境溫度引起的、後退距離引起的、角度、數據採集電路延時、車床主軸回轉、工件安裝偏心分別進行了計算,最後對進行合成。
  5. To limit the predicting precision loss in a certain range, author presented a method of bayes modeling and predicting for dynamic errors based on standard value interpolation at intervals during the multi - step prediction after consulting a lot of papers at home and abroad

    為將預報精度損失控制在一定的范圍之內,作者在查閱了國內外大相關文獻之後,提出了基於插入的動態的貝葉斯建模預報理論,並根據貝葉斯理論給出了預報值的不確定度。
  6. Thereafter, the rfq - pcr method for the detection and enumeration of s. costatum cells is established with primer6 ( f / r ) and taqman6. the regression curve for enumeration is delineated according to the development of the fluorescent densities in the rfq - pcr with the increasing number of s. costatum cells. the regression equation is y = - 3. 3427x + 43. 443, in which x indicates the log10 of cell number, and y indicates the ct values, with r2 of 0. 9788

    以rfq一pcr中實際細胞數的常用對數值為橫座,以得的ct值為縱座,繪制出了定曲線,該曲線的回歸方程為: y =一3 . 3427x + 43 . 443 ,其相關系數是: rz二0 . 9788 , ct值的估計為sy 』 x二0 . 6741 。
  7. Imposing on the abundant fwd test data, a newly pavement intensity assessment standard is come into being. recurring to the program evercalc5. 0, the common rules of backcalculation modulus are introduced, moreover, the influence of instrument measurement error and input parameters are construed. utilizing the characteristics of deflection basin, so that it can assess the intensity of whole pavement structure

    通過對豐富的fwd檢數據的分析,提出了全新的路面結構強度評定;藉助evercalc反算程序,介紹了模反算的一般規律,分析了儀器和輸入參數對反算結果的影響,利用彎沉盆的幾何特性對路面的整體強度進行評價,並建立了各結構層動模與靜模間的相關關系。
  8. With the compensator, the accuracy of an 2 grade current transformers can be improved to less than the 0. 2 grade standard at 100 % rating when the primary side current is changed from 2 % to 120 % of the rating

    在實驗中將確度為2級的電流互感器經過補償以後一次電流從額定值的5變化到120時,電流互感器的不超過一次電流額定值100時確度為0 . 2級的
  9. When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system

    在探討可靠性設計與可靠性保障技術時,提出了石油井儀器的可靠性計算新模型,從電氣和機械兩個方面,提出並闡述了應採用的可靠性保障技術及其使用方法:根據最新可靠性理論,建立了石油井儀器的可靠性系統模型,探討了石油井儀器的可靠性指及其獲取途徑,提出了推薦使用的石油井儀器可靠性指( mwture , nolwnm , mtbf , mttf ) ;通過試驗,得到了所設計儀器的穩定工作時間( mwture ) 。在研究數據處理方法時,闡述了伽瑪信號的特徵,對類型進行了統計檢驗;介紹了數字濾波的基本理論、數字濾波方法的概況,並進行了分析;對伽瑪信號數字濾波效果的影響因素及其對井曲線的影響進行了基本分析;從獲取平穩段真值、地層邊界的檢與處理兩個方面,建立了數字濾波效果的評價則( rvi , rmse , sfi ) ,給出了相應的數字濾波方法及效果評價方法;探討了自然伽瑪信號數字濾波器的設計方法,提出了適合自然伽瑪井的混合濾波方案,探討了混合濾波方案的實現途徑;通過對部分數字濾波方法的定研究,給出了靈活可選的數字濾波系統構成及實現流程;提出的三種濾波方案,將用於era2000成像井系統,對自然伽瑪井數據進行濾波處理。
  10. Aees employs the multi - staged digital filter algorithm to reduce random error. meanwile, the system correct zero deviation through linear opreation. the instrument, from hardware aspect increases the feature of anti - interference by the way of reasonable layout, sepration of digital and analogue

    系統採用了中值濾波和滑動平均濾波相結合的多級數字濾波演算法來減小隨機,並以精密基電壓作為比較信號的輸入,由智能系統通過線性運算,實時地修正、校數據,減小系統的零漂,實現自動定並提高的精度。
  11. Measurement error of high veracity reference energy meter in diferent measure methods

    確度電能表不同方式的
  12. Because the measured standard is not unified, the result of measure has great errors. so the materials are not effectively researched and used

    這樣,由於沒有統一的度儀器,使結果存在較大的,給這種高性能材料的研究與應用帶來了很大的不便。
  13. First, the error transfer characteristic among subsystems at different space locations is analyzed, and the direct transfer characteristic from discrete standard measure space to the workpiece measure space under measured in measure system is proven. second, the error reconstruction condition and method of mapping from discrete standard measurement system to continuous standard measure space are analyzed. based on the measurement sample stationarity in limited distance, the prediction model ' s limited astringency and mensurability to the dynamic measuring error and the prediction error respectively are proven

    分析了不同空間位置子系統間的傳遞特性,證明了在系統中離散值空間向被工件值空間的直接傳遞性;分析了離散系統向連續值空間映射的重構條件和方法;基於樣本的有限距離的平穩性,證明了預報模型對動態的有限收斂性和預報的可度性,進而證明了以離散值系統對被工件預報修正的可行性和合理性。
  14. The receiver works on active mode and passive mode in different time. in active mode, the receiver is narrow - band and high sensitive, and if phase - lock technology is used to stabilize receiving frequency. and in passive mode, the receiver is an all - power millimeter wave radiometer with periodic calibration to improve measure precision

    此接收機採用分時工作體制,在主動工作方式時為窄帶的高靈敏度毫米波接收機,接收機中採用中頻鎖相技術,簡化了毫米波鎖相帶來的困難;在被動工作方式時為全功率型的毫米波輻射計,這種輻射計在每次后都採用兩個源對輻射計定,實現周期定,消除因系統增益波動和有效本機噪聲波動帶來的,提高精度。
  15. The sensitivity analysis and discussion of pose measurement error caused by the measurement errors of coordinate measuring machine and by the coordinate errors of three standard spheres on the base platform has been done in detail. the pose measurement error formulas as function of the measurement errors of coordinate measuring machine and the coordinate errors of three standard spheres have been deduced and it has been discovered that larger relative diatances among the three standard shpheres will efficiently minimize the influence of the measurement error of coordinate measuring

    推導出了三坐機的、固定平臺上三個球的位置對位姿的函數,發現只要適當地增大固定平臺上三個球之間的相對距離,就能夠有效地降低三坐機的和固定平臺上三個球的位置對位姿的影響,從而提高了位姿確性。
  16. The dual standard quantity ( the work piece and the discrete standard quantity ) mutual measuring and model verification methods are also proposed, which perfects the whole modifying process from data measuring, error separation, model establishment to real correction. after researching the discrete standard quantity system dynamic error separation technique, two error correction methods based on genetic algorithm and neural network mixed modeling technique are established. the two methods are the discrete standard quantity dynamic error direct / synchronous correction and prediction model correction ; the model ' s parameters and model ' s exercising method are also confirmed

    設計了雙值(工件和離散)互比的模型驗證方法,完善了從數據分離、模型建立到實際修正的整個修正過程;研究了離散系統動態分離技術,建立了基於遺傳進化演算法與神經網路混合建模技術的兩種修正方法? ?離散動態直接(同步)修正方法和預報模型修正方法,並確定了模型結構參數和模型訓練方法;分析了預報模型的多次預報性質,並得出了多次預報與多步預報的等效關系,確定了系統的有效預報范圍以及模型參數對泛化的影響;進行了模型的對比實驗驗證和被工件動態修正試驗,成功地實現了任意二面角和圓分度的實時修正。
  17. First, a research is done in this paper about error correction methods of network analyzer, including the analysis of the network analyzer principle, the establishment of error model and the acquirement of standard calibration method and nonstandard calibration method. based on 12 - error module, the solt ( short + open + load + thru ) method which is standard calibration one and the slt ( short + line + thru ) method which is nonstandard calibration one are obtained

    本文在分析s參數的的基礎上,研究了網路分析儀校正方法,包括分析網路分析儀的結構、工作原理和方法,用已有的網路分析儀s參數時的理論建立模型,構造其相應的件校正方法和非件校正方法。
  18. The main sources of uncertainty come from non - linear calibration models and pre - processing step of samples

    的主要來源是樣品校正曲線擬合、樣品定重復性
  19. Abstract : the definition, testing and statistic accessment of measure error of counter are commonly expounded according to physics, statistics and national standards

    文摘:從物理和統計學的角度,對計數器的定義、檢和統計評價做一般性論述;並根據國家作了一些介紹和引伸。
  20. Greatest force in the direction of the axis of measurement that a force transducer with built - in overload protection may take up without the error limits being exceeded on re - use of the transducer up to the nominal force

    在不超過再使用傳感器力的范圍的情況下,帶有過載保護的力傳感器能夠承受的軸方向的最大力。
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