誤差條線 的英文怎麼說

中文拼音 [chātiáoxiàn]
誤差條線 英文
error bar
  • : 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...
  • : Ⅰ名詞1 (細長的樹枝) twig 2 (條子) slip; strip 3 (分項目的) item; article 4 (層次; 秩序; 條...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 誤差 : error
  1. The relation of radius of curvature and error as well as formulas of increasing parameters on condition of constant error are diverted. the equation of the line on the center of approximate circular arc is obtained , and it can avoids the trouble that numerical solution owns possibility of no convergence and simplifies node calculation of non - circular curve

    導出了曲率半徑與逼近之間的關系和等件下的參數遞推公式,建立了通過逼近圓弧圓心的直方程和圓心坐標計算公式.按這種方法用圓弧逼近平面參數曲,不需要求解非性方程組,避免了計算可能不收斂的麻煩,簡化了非圓曲的節點計算過程
  2. The algorithm has many advantages, such as simple discriminative rule, minimum error, incremental operation, etc

    將中點演算法運用於三次樣的光柵顯示,實現了最小及迭代增量計算的要求。
  3. 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定向的數學模型,分析了載波相位干涉測量的適用件;採用傳統的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精度進行了詳細分析,數學模擬結果表明在高緯度地區性化解析法由於俯仰角分析精度略有下降而不太適合;在分析定向精度確定性影響因素的基礎上,提出了雙星定向精度衰減因子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。
  4. Aimed at the shortcomings of connecting traverse accuracy calculation formula in using, this paper, using adjustment of condition equations method, gives out a group of strict formula, which can be applied to arbitrarily shape connecting traverse error calculation

    摘要針對現有附合導精度計算式在使用上的不足,運用件平方法,推導出適合任意形狀附合導計算的嚴密公式。
  5. With the experiment part, the errors of sk - 21 nc machine tool have been measured, and a serial of data is gotten which lead to the error discrimination. ( 3 ) based on the kinematical theory of mbs, the calculation methods for the ideal center envelop curve of grinding wheel on cam grinding, the practical cutter track, inverse contour of cam, ideal nc instructions, precision nc instructions, the inner / outer normal and the fitting criterion of curve have been all discussed in detail in this paper

    ( 3 )通過精密加工的約束件方程,探討理想刀具路、逆變數控指令與實際刀具軌跡之間的映射關系,解決補償技術提高加工精度的核心問題? ?當要求數控磨床的砂輪中心準確到達給定的理想點時,精密數控指令值究竟該是多少,如何能夠通過計算,獲得這樣的數控指令值,給出經修正的數控指令計算方法。
  6. Based on an analysis of the sources of errors in airborne gravity measurements, an error model is studied to constructed mathematically which can characterize the change of systematic errors, with which the network adjustment is carried out and the model parameters are determined simultaneously. and finally, the compensation of systematic errors is realized

    航空重力測量測網平就是在分析、總結航空重力測量的主要源基礎上,研究建立反映航空重力觀測系統變化規律的模型,根據交叉點不符值件,平求解各測上重力觀測值系統改正數,然後對各測上所有重力觀測值進行改正(補償) 。
  7. Based on research of the antenna assemble procedure, the simulation model of the reflector is set up and error modeling and simulation of position of stick holes, grid bar acrossing the hole and rms of reflector face are achieved

    在分析柵格天裝配過程基礎上,建立了其反射面裝配的模擬模型,並對柵支板中心圓孔位置、柵穿人和柵面進行了建模與模擬計算。
  8. Abstract : in this paper a new identification model constructed by neural networks with modified inputs and stable filters is presented for continuous time nonlinear systems in order to reduce the inherent network approximation errors. an adaptive law with projection algorithm is employed to adjust the parameters of networks. under certain conditions, convergence of the identification error is proved

    文摘:在用神經網路進行系統建模時,建模的存在是難免的.為了減小這種,本文對連續時間非性系統提出了一種新的神經網路辨識模型,它是由帶有輸入修正的神經網路和穩定濾波器組合而成.文中給出了權值的學習演算法,即權值是根據辨識的投影演算法來改變,證明了在一定件下辨識的收斂性
  9. Through the theory of light radiation and intensity, we can use the fewest leds to satisfy the luminous intensity demand. through image segmentation theory, we can accurately pick module up from the test stripe when it is put in wrong directions. through image processing theory, we can acquire correct information and avoid the bad effects from the asymmetric chemistry reaction and instability of the devices

    用光的輻射和強度理論,我們計算出了獲得足夠圖像強度所需的最少光源;用圖像分割理論,我們在試紙傾斜放置或有垂直方向上的偏移時,準確地提取出了各模塊的數據;用平滑濾波和均值濾波理論,我們濾除了由於反應不均勻及硬體設備不穩定帶來的噪聲;用交遇區設計性分類器的方法,我們降低了有限樣本設計性分類器帶來的,提高了檢驗準確度。
  10. Equations of mesh, shorting contact line, undercutting limit line, meshing limit lines and the existence conditions, angle between the direction of relative speed and the direction of contact line, induced normal curvature about every point on the contact line are established. moreover, the paper also theoretically analyzed the error of the grinded gear surface. on the basis of the theory, the computer program is worked out to automatically produce the contact line and the boundary curves of mesh. analysis of meshing circs under different parameters can be done so that we can gain the best process condition

    首先對漸開面二次包絡理論進行了深入的探討,推導出了兩次嚙合的嚙合方程式、瞬時接觸方程式、根切界限方程式、嚙合界限的方程式及其存在件,相對運動速度方向與接觸方向的夾角及接觸上各點的誘導法曲率;此外,還對磨齒后工件的齒面進行了理論分析;並在理論基礎上編制了相應的計算機程序,自動生成接觸族及嚙合界限,對不同參數件下的嚙合情況進行分析,可以使工藝件達到最佳狀態;最後研究了磨齒裝置,設計了磨齒機的傳動系統。
  11. Experimental analysis on condenser slot electric field and measurement error of capacitance yarn evenness tester

    電容式紗干儀測量槽電場分佈與測量
  12. In many performance check, artillery control systematic dynamic trail aimed error is one of relatively important parameter, dynamic trail aimed error denote : when high cannon system is dynamic trailing, set bullet pellet flight time is 0, in the condition of not considering advance quantity ( 0 fly working ), the axis of artillery pipe should direct goal

    在諸多的性能考核中,火控系統的動態跟蹤瞄準是較為重要的參數之一。所謂動態跟蹤瞄準是指:當高炮系統在進行動態跟蹤時,設定彈丸飛行時間為零,即在不帶提前量的件下(即零飛工作方式下) ,火炮身管的軸應直接指向目標。
  13. With metal fatigue in material mechanics, this paper deduces the limestone fatigue curve of longmen grottoes by means of marble s one within the error permission. by the experiment elects the crucial factors of current vibration environment in longmen grottoes, the author contrasts the result of the experiment with its fatigue curve referred above and analyses the fatigue effect of longmen grottoes. finally, it is pointed out that after longmen grottoes have being suffered weathering and water - erosion more than 1500 years, the vibration environment is becoming an crucial factor leads to fatigue effect, especially in those weak surface carvings just like the crossings of several rifts, serious weathering places, etc

    借鑒材料力學中金屬疲勞破壞的研究手段,在允許范圍內用大理巖疲勞曲推導出門石窟石灰巖疲勞曲。通過對石窟實際振動環境中典型要素的抽取和振動試驗,將試驗結果與疲勞曲進行對比,分析了門石窟的疲勞破壞效應。文章指出,在經歷了1500多年的風化和流水溶蝕后,振動環境已成為導致門石窟某些薄弱點如多裂隙交叉點嚴重風化酥解的壁面雕刻品等產生疲勞破壞的重要誘發因素。
  14. The algorithm, basing on convolution filtering technique and the fringes " gray values max - min distribution, can automatically and accurately carry out space frequency spectra shifting without spectra analysis and spectrogram in the technique of phase method of projected grating for 3 - d object shapes measurement. the new algorithm makes image processing much caster and the technique of object shapes measurement more automated. the phase error caused by filtering and the crossed - optical - axes geometry setup is also discussed

    本文採用投影光棚相位法和數字卷積濾波技術:根據柵紋灰度值分佈具有極大極小分佈的特性,提出卷積濾波形貌光學自動檢測的圖像處理方法,有效地實現了頻譜自動移位,從而進一步提高了圖像處理的速度和形貌測量技術的自動化程度;同時對採用兩光學主軸相交,且非遠心投影系統所產生的進行了分析,並提出了修正方法。
  15. The dome - top, plane - top ; large - reflective bowl, small - reflective bowl ; wild - degree bowl, narrow - degree bowl ; deep assembling, middle assembling and low assembling led tubes were simulated and experimentally measured for comparison. some conclusions can be drawn that the simulation results fit the experimentation results well in the light distribution. this testified that monte carlo method is one of the effective tools for led light ' s optical design

    根據驗證和分析比較不同led光學結構的需要,製作了有代表性的19種管型的樣管,分別對其模擬模擬輸出配光曲圖和測試,在模擬光子數設定為10000000個, 1000次反射無出射視為光子被吸收等參數件下,得到模擬和測試所得配光曲在一定的范圍內是相同的。
  16. There are some differences between simulation and experiment results in the patterns " distribution scale for there are still some conditions " differences just as characteristics of encapsulated materials and shapes of encapsulated structure

    Led結構的參數變化時,模擬曲的變化趨勢與實驗情況吻合較好。其中存在的不同和必需根據led管型的真實參數適當調整模擬參數和件解決,有待進一步改進。
  17. By using auto - adjusting boundary conditions and the method of three cubed spline curve fitting, the system software can recover both of the horizontal and vertical beam profile. the measurement system can also measure the beam landing screen error of cpt. it provides a important measurement and analysis tool to improve the performance of electron gun and dy, and improve the definition of cpt

    系統軟體中,提出了採用動態確定邊界件,通過對離散采樣點的三次樣插值曲的擬合恢復束斑x和y方向的輪廓,本系統既能準確客觀地描述電子束輪廓,又能夠準確快速地測量電子束著屏等多種參數,為cpt電子槍和偏轉系統的性能改進與解析度的提高提供了有力的測試分析和研究手段。
  18. The transient mathematical equations are addressed for the coupled heat and moisture transfer by taking account of moisture accumulation procedure. an analytical method by means of the transfer function is proposed to predict the transient distributions of temperature and moisture content at different interfaces in walls. a numerical analysis approach based on an efficient finite - difference method is developed to deal with the procedure of coupled heat and moisture transfer in a multilayer wall with nonlinear boundary conditions considered

    建立了考慮濕積累過程的瞬態熱濕耦合模型,在方程中引入了濕積累項;發展了一種傳遞函數解析方法進行墻體內不同剖面處溫度和含濕量的動態預測;首次提出了一種基於有效有限分法預測非性邊界件下多層多孔結構內的傳熱傳濕過程的數值分析方法,求解過程中考慮了瞬態邊界件,從而避免了通常處理中由於邊界件設定為常數而給計算帶來的,對于多層結構每一層物性參數的非連續性,則採用了有效的有限分逼近處理。
  19. With different clearance value, displacement curves and velocity curves of generalized coordinates as well as slider displacement error curves in a motion period are obtained. these curves are discussed. results show that if manufacturing cost is kept invariableness, in order to improve precision of mould - cuting, fitting precision of joint connecting the crank and coupler has priority to be considered to increase

    採用四階rong - kuta法求解連續接觸模型的動力學方程,得到了一個運動周期內運動副間隙取不同值時,各廣義坐標的位移、速度曲和滑塊位移,並通過曲分析,得出了要提高模切機主切機構精度,在相同加工成本件下,應優先考慮提高曲柄與連桿鉸接處的配合精度的結論。
  20. By using of the frequency, which is more accurate than the mode shape, the fully nonlinear identification algorithm using the frequency data was coupled with the flexibility projection method to estimate the magnitude of damage in a structure

    將結構損傷識別的完全非性演算法與柔度投影法結合,利用頻率觀測數據較為精確的特點,使用混合法研究了數據件下的損傷識別問題。
分享友人