測定偏差 的英文怎麼說

中文拼音 [dìngpiānchā]
測定偏差 英文
measurement deviation
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 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形容詞1 (不正; 歪斜) inclined to one side; slanting; leaning 2 (只側重一面) partial; prejudi...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
  1. Standard practice for calculation of color tolerances and color differences from instrumentally measured color coordinates

    用儀器顏色一致性的方法計算色和色公的標準規范
  2. Rsds of the analytical results, which were separately obtained by the analysis of the same sample ( n = 9 ) using iodometry and photometry, were 2. 8 % and 0. 54 % respectively

    用兩方法對同一試樣了9次,所得結果的相對標準依次為2 . 8 %和0 . 54 % 。
  3. Back extraction by hno3 - hf and back extraction by concentrated hnch after lower the concentration of organic phase are studied, the method of back extration by hnorhf can not be used to icp - ms, because some zirconium is hydrolysis when hf is removed by heat. however, the method of back extraction by concentrated nitric acid after lower the concentration of organic phase can be used to icp - ms, the recovery is 93. 2 %, rsd % is 5. 24 %, the decontamination factor of uranium is 3. 2xl04, the detection limit of zirconium is 0. 04ng / ml. the method of tta extracting trace zirconium in uranium is firstly used to icp - ms, the result is satisfied, it can be used to determine zirconium in uranic production quickly and veraciously

    本文通過研究hno _ 3 - hf反萃和稀釋有機相後用濃hno _ 3反萃這兩種分離方法,認為hno _ 3 - hf反萃由於在加熱去除hf時酸度不易控制,導致鋯的部分水解,因而此方法不宜用於icp - ms中,然而稀釋有機相後用濃hno _ 3反萃法用於icp - ms量中,全程回收率為93 . 2 ,相對標準為5 . 24 ,鈾的一次去污因子為3 . 2 10 ~ 4 ,鋯的下限為0 . 04ng / ml ,本文首次將tta萃取分離鈾中鋯用於icp - ms量中,結果令人滿意,此方法適用於快速、準確量鈾產品中微量鋯。
  4. 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 )以實現寬量程電流互感器為目標,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量轉化為控制,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值的2變化到120時,量誤不超過一次電流額值100時準確度為0 . 1級的量標準。
  5. In collaboration with the department of physicis and material science of the city university of hong kong and the electronic and engineering department of the chinese university, the faculty of medicine has conducted research on different aspects of computer - aided navigation such as brain shift prediction with finite element model, three - dimensional ultrasound based correction for brain shift, accuracy verification, robotic system, surface identification and matching

    通過與香港城市大學物理及材料科學系及香港中文大學電子工程學系的協作,我們正發展電腦輔助的神經導航技術的多方面研究,例如,採用有限元模型預移;除去腦移的誤的立體超聲檢查技術;手術準確性的證實;腦表面區域的位。
  6. The carrier wave is modulated directly by the baseband signal at several frequency point in l band and s band. firstly, this paper clarifies the theory of i / q modulation, elaborates evm and acpl, and analyzes the effect of amplitude and phase unbalance and dc offset on evm. secondly we review the basic principle of phase locked loop and it ’ s composing parts, including the basic conception and design method of pll frequency synthesizer, especially introduce the charge pump pll frequency synthesizer in detail

    首先,在闡述i / q正交調制基本原理的基礎上,通過對誤矢量和鄰近通道功率泄漏的詳細分析,性、量地討論了各種非理想電路因素(如相位不平衡、幅度不平衡、直流等)對調制器性能的影響;其次,介紹了鎖相環的工作原理和基本組成部分,包括鎖相環的設計和環路濾波器的設計,特別詳述了電荷泵鎖相頻率源;第三,介紹了採用直接調制技術模擬衛星信號的射頻前端的設計;最後,對整個直接射頻調制系統進行試,結果基本上達到了課題要求。
  7. The detection of interest points is the basis of kinds of computer vision applications, such as : camera calibration, 3d reconstruction, image matching, video retrieval, motion estimation, etc. in this paper, three impersonal criteria : delocalization, false - detection rate, and repeatability are presented to evaluate the performance of an interest points detection algorithm

    興趣點檢是許多計算機視覺應用的基礎,如:攝像機標、三維重建、圖像匹配、視頻檢索、運動估計等。本文首先給出了一個評價興趣點檢演算法性能的客觀標準,這個標準包括以下三個準則:點位置、誤檢率及重復度。
  8. The main function of a governor is to monitor the speed deviation of a hydro turbine unit and convert it into the displacement deviation of the servomotor according to a specific characterisic. it is used to control the opening of the guide apparatus and to ensure the unit run steadily at fixed speed under a given load

    調速器的主要功用是檢機組轉速,並將它按一特性轉換成接力器的行程,藉以調整機組導水結構的開度,使機組在給的負荷下以給的轉速穩運行。
  9. Deviation in the immobilized antibody density is relatively high even with a minute change in experimental conditions, and the amount of detection antibody can be accurately controlled by transferring a metered volume ( 8 )

    盡管在實驗條件下只有很小改變,固抗體的濃度也會相對較高,而檢抗體的量就能通過移取量好的體積來精確控制。
  10. ( 2 ) different calculating schemes are designed which are used to analyze in detail the characteristics of the effect from instrumental bias ( ib ) in gps observations on determining ionospheric delays

    ( 2 )設計了幾種不同的計算方案,用於分析儀器對確電離層延遲的影響的特點。研究表明,儀器對求解電離層延遲的影響遠大於觀噪聲的影響,給電離層延遲觀值帶來高達數米的系統誤
  11. According to the present status of studying the solar flare using gps, a new algorithm of processing gps data studying the solar flare is brought forward : after the instrumental bias has been determined, with the data of dual - frequency gps code and phase and navigation message, the vtec at the satellite ' s epp can be worked out

    根據現在研究太陽耀斑的實際情況,提出了利用gps研究太陽耀斑的數據處理方法:利用雙頻觀值確出儀器后,再利用碼和相位觀值,結合導航電文就可以求出電離層交叉點的沿天頂方向上的電子總量vtec值。
  12. Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions. ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal, seasonal, annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays

    二、具體研究工作的系統報告,主要集中在以下幾方面:研究如何利用單臺雙頻gps接收機的觀信息確電離層延遲改正模型,為小范圍的單頻用戶服務;研究如何實時分離gps觀中的儀器與電離層延遲;研究如何建立較大區域的電離層格網模型,進而初步設想利用中國地殼運動觀網路深入研究我國領域的電離層的電子濃度變化規律;研究單頻用戶在不利條件下,如何更好地利用電離層延遲改正信息;研究利用gps監隨機電離層擾動的基本理論和框架方案;研究如何綜合顧及電離層的周日、季節和年變化,進一步提高利用gps模擬電離層延遲的能力;研究如何實現星載單頻gps低軌衛星的精密軌中的電離層延遲改正要求。
  13. In this thesis the in situ brilliant cresyl blue ( bcb ) dimer with weak fluorescence in the solution of anionic surfactant ( as ) sodium lauryl sulfonate ( sls ) was used as fluorescence probe. at the same time, the new method for the determination of bovine serum albumin ( bsa ) was built. the linear range was 0 - 7mg / l and the detection limit ( 3 o / k ) was 3. 66 10 - 3 mg / l, the r. s. d for the determination of 2. 00mg / l bsa was 2. 77 %

    本論文以陽離子染料燦爛甲酚藍在陰離子表面活性劑十二烷基磺酸鈉存在下形成的現場弱熒光二聚體為熒光探針,建立了牛血清白蛋白的新方法,該法線性范圍為0 7mg / l ,檢限為3 . 66 10 ~ ( - 3 ) mg / l ,對2 . 00mg / l幾的牛血清白蛋白平行8次,相對標準為2 . 77 ,說明本法準確可靠。
  14. Taking intercontinental ballistic missiles as objects under research, and based on the analysis of the influence of accelerometer measurement error and gyroscope excursion error on the apparent acceleration, the error transfer model of the inertial system in a midcourse guidance segment for velocity and location is given, and the pure inertial navigation guidance error is computed with the given imu error coefficient deviations

    摘要針對洲際彈道導彈,在分析加速度計量誤和陀螺漂移誤對導彈視加速度影響的基礎上,給出了中制導段慣性系統對速度和位置的誤傳遞模型,對給的慣組誤系數進行了純慣性導航制導誤計算。
  15. The result indicates that the method is as accurate as the imo ' s method. secondly, three methods being generally adopted to measure diesel power on - board ship are itemized and roundly compared, emphasizing on their principles, steps and error analysis

    然後,以imo規的「實船試相關參數的儀器的允許」為基準,對目前通常採用的各種柴油機功率實船量方法:示功圖法、經驗法和扭矩儀法進行了系統的分析比較。
  16. 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量系統,采樣率大於5hz ,在跟蹤小於2cm / s低速運動目標時,量精度好於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準的標和觀棱鏡;設計不同動態量實驗,對全站儀動態跟蹤的誤來源和特點進行了分析;從實驗角度,對全站儀的量時滯及其穩性進行了試分析,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。
  17. Based on the research of the complex angle and the bias compensation techniques, the dynamic compenstion with relative phase is developped for elevation tracking & measure with the amplitude - comparison monopulse radars, and it is proved to be a optimum technique by thoery and simulations

    因此,在深入研究復角法和固補償法的優缺點基礎上,本文針對單脈沖比幅角體制的雷達,提出了一種新的俯仰角量演算法?聯合相位的動態補償法,理論分析和計算模擬證明這種演算法了這種演算法的優越性。
  18. The main procedure and steps are following as : according the random characteristic of the time spent by each work procedure, computer simulation is applied to produce the most possible scheduling network. and by corresponding optimization and adjustment on the network, the cost and scheduling construction network can be obtained ; during the practical construction according to the network, the warp between the actual cost and expected scheduling is tracked dynamically. then the computer simulation system is used to predict the future cost and progress operation, and take corresponding precautionary measures to control beforehand

    其主要思想與步驟為:首先運用計算機模擬技術來模擬工序作業時間的隨機特性,產生概率最大的施工網路計劃,並對其進行優化和調整,以獲得滿足工期、質量要求的成本及網路計劃;在施工過程中動態跟蹤施工實際成本與進度與目標計劃所發生的以及質量問題,然後根據已出現的,利用計算機模擬技術對項目未實施部分進行進度、成本的預和分析,根據現有信息對網路計劃未完成部分進行調整和優化,以盡可能把各項費用控制在預計劃成本之內或使工程的綜合指標最優。
  19. The aboe - mentioned ctl epitope prediction results exist certain deiation, due to difference of their database source of building matrix motifs and form of scoring function

    上述這些ctl表位預程序,依據其建立矩陣的數據來源和打分函數形式的不同,預結果也會有一
  20. A statistic method combining principal component analysis ( pca ) with joint angle plot was proposed to online detect and diagnose fixed or drift bias of temperature and flow rate sensors of air handling unit ( ahu )

    摘要針對空調箱的溫度、流量等傳感器進行固和漂移故障的檢與診斷,提出了一種基於統計學的方法進行在線的故障檢和診斷。
分享友人