誤差場 的英文怎麼說

中文拼音 [chāchǎng]
誤差場 英文
error field
  • : 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...
  • : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
  • 誤差 : error
  1. Emphatically, this paper discusses the pattern of signal and antenna radiation of the system, the design principles and technologies of audio - generator and monitor, and the modification of measurement deviation. through special tests and aviate experiments, it has been proved that the performance of the domesticalized system is better than of the initial system

    文中重點分析了俄制分米波儀表著陸系統的信號格式和天線輻射型,著重闡述了系統中音頻信號產生器和監測器的設計原理和實現技術,對信號檢測中的測量進行了分析並設計了有效的修正方法。
  2. The accuracy of 3 - d surface - shape measurement by phase - measuring profilometry ( pmp ) is greatly influenced, because the variation of environmental light leads to biggish error

    摘要在運用相位測量剖面術( pmp )對物體進行三維面形測量時,由於測量現環境光強變化而引入較大,嚴重影響測量精度。
  3. With two - dimensional quasi - geostrophic motion, a series of numerical experiments are made to prove the theoretical results

    ; gj )傳統識別模式和奶始的方法,是把一系列的初始輸入到。
  4. This paper selects dc double - arm bridge, uses the four - port connection to remove the contact and connection resistances and reduce the electromagnetism interfere. grounding grid conductors fault levels are established during a lot of emulational computations, simulative experiments

    使用直流雙臂電橋,採用四端鈕連接法,可大大降低現中電磁干擾及引線電阻和接觸電阻的影響。
  5. The relations between relative measurementerror resulting from temperature and heat distensibility coefficient of coil ’ s framework andwindingcoilwerecarriedout. theinfluenceofelectromagnetisminterferenceontheaccuracyof rogowski coil, as well as the effect of temperature on integraph, were studied. somemeasures based on the above investigating results were proposed to insure the precision ofrogowski coil sensor head, such as the selection of materials and facture methods, improvment of technics and design of additional compensation

    利用建立的rogowski線圈的數學模型對溫度和外界干擾磁的影響進行了分析,得出了溫度造成的相對與線圈骨架和繞組線圈熱膨脹系數之間的關系;從兩個方向上分析了干擾磁對線圈精度的影響;分析了溫度對積分器的影響等。
  6. ( 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,本文以無量綱計算區長度為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計算程序進行了考核,結果表明該程序的計算在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。
  7. We can use the mm5 model in definite time, definite area weather forecasting. we conclude that : : the moving route of this necw in its developing progress was direct - south along latitude, the cold air is rough, and just this made the rough vertical velocity ; the necw southern moving and conflicting with the west pacification sub - tropical high makes rough jet steam. the plenty south - west warm and wet air made by the jet stream gave the rainstorm demanded vapor ;. the rough vertical velocity by jet stream is a main reason in this rainstorm ; the mm5 model uses four - direction analysis data as its input, this avoids some errors occurred in observe and transfer, thus made the result more useful

    綜合分析認為: ( 1 ) 、這次冷渦在其發生發展過程中,其移動路徑是沿經圈直線南壓,攜帶的冷空氣勢力較強,形成槽后較強的垂直運動; ( 2 ) 、西太平洋副熱帶高壓偏北位置與東北冷渦南壓形成的急流軸,把源源不斷的西南暖濕氣流輸送到遼西地區,也就是急流軸的左前方位置,為這次暴雨的產生提供了充足的水汽來源; ( 3 ) 、低空急流不但為暴雨輸送水汽,其造成的較強的垂直環流也是產生強降水的一個主要原因; ( 4 ) 、 mm5模式以四維同化資料作為初始,最大限度地避免了觀測可能造成的積分不穩定,提高了模擬結果的參考價值。
  8. The method that measuring horzontal component of the earth magnetic field with digital quantometer is introdnces, the computational formule are given, systematic error are discussed, the advantages of the this method with tangent galvanometer measuring horizontal component of the earth magnetic field are simply expounded

    摘要介紹了用數字沖擊電流計測量地磁水平分量的方法,給出了計算公式,對系統進行了討論,簡述了該方法與用正切電流計法測量地磁水平分量的優點。
  9. Thirdly, an ideal satellite orbit is simulated, and on this foundation, we establish some typical simulation and testing circumstances. lastly, after simulation in the simulation and testing circumstances, we compare the performance of ukf and ekf. and then, based on the outdoor experiment of the vehicle, an analysis and contrast between our simulation results and commercial data process software is carried out, and the conclusion is obtained

    首先在第三章提出的目標運動模型的基礎上建立了系統狀態方程;其次簡要分析了衛星導航系統中的各類,建立了基於偽距觀測量的系統觀測模型;第四節利用yuma格式歷書數據模擬了未受攝動影響的衛星軌道,並在此基礎上建立了幾種典型的動態模擬測試環境;第五節為模擬分析和比較,先對ukf演算法和ekf演算法在動態模擬測試環境中進行了模擬比較,然後針對外試驗,對非線性濾波獲得的定位結果與商業軟體進行了分析比較,並得出結論。
  10. 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確性;分析討論從解包裹位相( x , y )到再現物體的高度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,用精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。
  11. It will produce very big angular velocity, angular acceleration and angular jerk when tracking fast moving targets. this may lead bigger tracking error and fail to track targets

    目標速度的提高將會產生大的角速度、角加速度乃至更大的角加加速度,導致光電經緯儀電視跟蹤動態急劇增大,目標逸出視,跟蹤失敗。
  12. The parameters that influence the single photon acquisition probability are the transmitter ' s tracking - pointing error, the far - field divergence angle, the link distance between transmitter and receiver and the receiver ' s antenna aperture

    得到影響單光子捕獲概率的主要參量是發射機的跟瞄、光束遠發散角、發射機和接收機的鏈路距離和接收機天線孔徑。
  13. In the paper, with system energy balance method and heat conductive equations , on tne basis of short time heat transfer modeling established the long time modeling, considering heat interference in thermal well group. this paper used the finit element method for element division and computer analysis, and provided the operation temperature figure. acquired computation values agreed well with experimental results, the most difference between them was 5. 13 %

    本文採用系統能量平衡結合熱傳導方程,在淺埋套管式換熱器短期傳熱模型基礎上建立了長期傳熱模型,並考慮了管群熱干擾對模型的影響。並運用有限單元法軟體編程進行離散和計算機分析,得出模擬溫度,其模擬值與實測的均值基本相符,兩者最大小於5 . 13 % ,表明該模型具有一定的合理性和實用意義。
  14. To solve the inaccuracy problem caused by the two existing methods ( average end - area method and prismoidal method ) used for the calculation of roadway earthwork volume, this paper puts forward a new concept of the 3 - dimensional algorithm that takes all the roadway geometric design procedures as a kind of geometrical operation between the ground model ( original terrain model ) and the roadway model ( designed model ) under certain constraints, and then presents a complete 3 - dimensional algorithm of roadway earthwork volume as well as its executable computer program. the algorithm benefits from the re - triangulation technique of constrained delaunay triangulation ( cdt ), which can yield a true volume value theoretically. through a number of practical tests covering varied intervals between adjacent cross sections, it is proven to possess a higher accuracy compared with that of traditional methods. all the work involved in this paper indicates that the 3 - dimensional calculation of roadway earthwork volume is feasible, more accurate and should have further application in practice

    針對目前廣泛使用的道路土方量計算方法平均斷面法和稜柱體法計算不準確的缺點,提出了三維土方量計算演算法的概念.該演算法以帶約束的狄羅尼三角化( cdt )為技術核心,認為所有道路幾何設計過程都是地面模型和道路(設計)模型進行幾何運算的結果.基於此,本文設計出相應的演算法步驟,同時完成了相應的軟體開發,使得該三維演算法能和傳統的方法進行對比.此外,結合工程實例,採用了不同的道路橫斷面間距對三維計算方法和傳統方法的進行比較、分析.結果證明三維演算法具有更好的精度,該演算法可用於道路、地平整等工程土方量計算
  15. Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied

    本文針對電站風機性能監測系統研究較少的現狀,在實驗的基礎上分析了現加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響,並在此基礎上採用無節流方法測量流量,以風機調節性能曲線為依據,建立了基於徑向基函數( rbf )神經網路的風機流量全程監測模型;以實驗室4 - 73no . 8d離心風機為研究對象,探討了rbf神經網路壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和分佈規律;最後用visualc + +語言開發了風機性能在線監測系統。
  16. Similarly, the paper also makes an analysis of the effect that the truncation error of finite scanning has upon the far - field pattern and then introduces the consequent method of compensation

    隨後分析了掃描面截斷對遠方向圖的影響,並給出了相應的補償方法。
  17. The optical field arrangement is very important to one experiment because it is the main influencing factor for inducing initial system error

    的選擇與布置直接影響測量結果中系統的大小。
  18. So the characteristics of these four groups of optical field arrangements are compared and the corresponding error analysis is made

    為此通過對上述4種光的特點進行分析比較,給出了通常採用的光參數下的分析。
  19. On the other hand, the electric field and intensity distributions of the he11 mode in the hollow fiber are calculated by using the exact solutions of maxwell equations based on the vector model, and the diffracted near - and far - field distributions of the he11 - mode output beam under the fresnel approximation are studies. we derive an analytical expression on the far - field distribution of the he n - mode output beam in free space and discuss its applicable condition. we also analyze and compare the differences between the he11 - and lp01 - mode output beams, and find that the near - field distribution of the lpoi - mode output beam is a gaussian - like one, but the near - field distribution of the he11 - mode output beam is a doughnut - like one, whereas the far - field distribution of both the lp01 - and he11 - mode output beams are a doughnut one

    此外,我們把中空光纖中lp _ ( 01 )模(標量模型)和he _ ( 11 )模(矢量模型)的分佈以及它們各自的輸出光束的近與遠分佈進行了比較,發現兩種模式的輸出光束在近分佈有很大的區別, lp _ ( 01 )模輸出光束在近是一個高斯分佈,而he _ ( 11 )模輸出光束在近是一個中空光束,在遠兩種模式的輸出光束分佈是基本一致的,這正是由於在中空光纖中採用了弱波導近似以後所引起的
  20. The gradient vector can be used to construct the initial errors

    這時可以對梯度向量本身進行分析,或者用這個梯度向量構造初始誤差場
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