零偏差 的英文怎麼說

中文拼音 [língpiānchā]
零偏差 英文
zero bias
  • 零 : Ⅰ數詞1 （零數） zero2 （數的空位） zero sign （0）; nought 3 （表示沒有數量;無） nil; nought 4 （...
  • 偏 : Ⅰ形容詞1 （不正; 歪斜） inclined to one side; slanting; leaning 2 （只側重一面） partial; prejudi...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  1. The thesis developed the optimization design software of geometric parameter for the worm gear including strength check module, the drawing contact lines module, the change lines of tooth thickness of worm, and the parametric modelling software for the reducer which includes parametric modelling of parts and assembly. the cad prototype system is very convenient because of its accessible interfere, simple operation and written in chinese. by input design parameters ， the cad system can make optimization design and strength check for the worm gear ， draw contact lines of tooth flank of worm - gear and change line of tooth thickness of worm ， judge if the tooth flanks of worm undercut and if the sideward tooth of worm - gear hob come to a point ， make project design and structure design for the reducer and draw its 2d parts and assembly

    研究和開發了平面二次包絡環面蝸桿傳動的參數優化設計和校核軟體系統：包括幾何參數設計計算模塊，強度校核模塊，繪制齒面接觸線模塊，蝸桿齒厚變化曲線模塊和蝸桿根切判別模塊；開發了平面二次包絡環面蝸桿減速器外形與結構尺寸數據庫以及傳動效率數據庫，建立了平面二次包絡環面蝸桿傳動公差及極限偏差數據庫；開發了平面二次包絡環面蝸桿減速器參數化建模軟體：包括零部件的參數化建模模塊和裝配圖的參數化建模模塊，其中零部件的參數化建模包括蝸桿軸系的參數化建模、蝸輪軸系的參數化建模、箱體的參數化建模、端蓋的參數化建模、軸承的參數化建模和其它零部件的參數化建模軟體模塊。
  2. Works to achieve a zero tolerance for defects

    保持產品缺陷達到零偏差。
  3. For example, in a previous installment we showed code with a hard - and - fast requirement that one byte of the parameter space be set to a specific value

    我們檢查了一種流行的硬體發生器，發現它返回1的概率是49 . 81 % ，這表示發生器的偏差非常小，趨向于零。
  4. Influence of dc - rail zero - voltage notch on the output of the inverter is investigated, and an important conclusion is obtained that the direction of output current of the inverter is not effected by the voltage deviation produced by dc - rail zero - voltage notch, on the basis of which, a new simple correction approach is put forward. experiment results show that the proposed correction method is effective

    探索了直流母線零電壓凹槽對逆變器輸出特性的影響，得出了母線零電壓凹槽形成的輸出電壓偏差與逆變器輸出電流方向無關這一重要結論，在此基礎上，提出了一種簡便的校正新方法，通過試驗驗證了該校正方法的有效性。
  5. The pointer offset value and sensor gain setting value selected by this operation are not initialized by setup reset or default set operation

    這里操作選定的指針偏差值和感應增益設定值不用「歸零設定」或「錯誤重調」來清除。
  6. In the production of the copperplate rolling, the fluctuation with thickness of supplied materials, the disparity of the material performance, the deviation of actually used apparatus, external interference and apparatus change of spare part, etc. can not make traditional pid control set up accurate mathematical model, reach the ideal control result. thus, the precision of copperplate products can ’ t meet the demands far away

    在銅板軋制生產中，由於帶材來料厚度的波動和材料性能的不均勻性，實際使用的設備偏差性、外界的干擾和設備零部件的變化等都會使傳統的pid控制很難建立其精確的數學模型，達不到理想的控制效果，這樣會使銅板加工成品的精度遠遠達不到要求。
  7. In order to improve the quality of the voltage signals, this paper has adopted the scheme of three phases and six organs in signal - generator part, which can eliminate the errors caused by the assembly warp and the zero shift of organs. this paper also has analyzed the distribution and varying rules of the magnetic field in the signal - generator part, then based on the conclusion of the analysis improved the structure of signal - generator, which could completely eliminate the noise signal caused by the roughness of the face on the magnetic steel ring. the improvement not only met the requirement of this study, but established the theory foundation for the super - high precision magnetic encoder in future research

    因此，為提高原始電壓信號的質量，本文採用三相六元件的信號發生方案，通過差分處理濾除了由於裝配偏差和零點漂移帶來的信號誤差;本文對編碼器信號發生結構進行了磁場分析，依據磁場分析的結論對編碼器常用的信號發生結構進行了改進，改進后的結構利用積分原理在理論上能夠完全消除信號中由磁鋼環表面粗糙度引起的信號噪聲，進一步提高了信號質量，此結構不僅滿足了本課題的需要，而且為今後研製超高精度的磁電式編碼器奠定了理論基礎。
  8. The monthly report to the client shows zero schedule variance

    給客戶的月席報告表明進度偏差為零。
  9. But the most common noise is angle random walk, bias instability, rate random walk, rate ramp and quantization noise. in this paper, the random error model including the most common five noise as above

    對常見的五種噪聲因素包括角度隨機遊走、零偏穩定性、速率隨機遊走、速率斜坡和量化噪聲建立了陀螺隨機誤差模型。
  10. It has shown by the uncertainty of the data of fatigue experimentation and the size deviation of machine accessory and structure component and the original defect of materials that all of the stress and intensity and the factors that affect them are stochastic variables, so we should deal with the problem of fatigue by the method of probability and statistics to making the engineering life deduced by fatigue intensity to be the reliable life under a certain probability

    疲勞試驗數據的離散性，零件和構件加工允許的尺寸偏差，材料中分佈的原始缺陷，以及受載零件危險部位應力響應的分佈特性等，都說明應力和強度以及影響它們的因素都是隨機變量，它們有各自的分佈形式，應該用概率統計理論和方法來處理，才能使疲勞強度在工程中所確定的壽命，成為保證某一概率下的可靠壽命。
  11. A batch least - squares maximum likelihood estimator is employed to calibrate the model coefficients of accelerometer and a polynomial post - fit method is used to establish temperature models of these coefficients. the temperature models of accelerometer bias and scale factor of accelerometer are established between - 20oc and 50 oc. after compensating the temperature error by using these models, the post - fit residuals of the accelerometer output have been improved to 10 ? 5 g, and the trend term of accelerometer changing with temperature basically vanished

    採用最小二乘極大似然估計和多項式擬合的方法，分析加速度計靜態模型系數隨加速度計殼體溫度變化的規律，建立了- 20oc 50oc之間加速度計零偏和標度因數誤差的溫度模型，應用該模型對加速度計溫度干擾進行補償，補償后，加速度計輸出的擬合均方根誤差一到二個數量級，並且基本上消除了加速度計輸出隨溫度變化的趨勢項，使得加速度計測量精度得到了明顯提高。
  12. The matching rate of the suggested two methods were compared for the assembly size chaims with different number of the forming links, with different number of the forming link parts, and with different deviation distribution types on the assumption that the closing link tolerance of the selective assembly is a tenth of that calcalated by the extremum method

    以不同組成環數、不同組成環零件數、不同偏差分佈類型的裝配尺寸鏈為研究對象，取選擇裝配的封閉環公差為按極值法計算所得封閉環公差的十分之一，以匹配率為評價指標，比較了兩種方法的優劣。
  13. Limit deviations of size and requirements of surface roughness for rubber parts

    橡膠零件的尺寸極限偏差和表面粗糙度要求
  14. The system was simulated in four kinds of conditions. the effect of gyro drift and accelerometer bias on the evaluation error of misalignment angles and attitude error was analyzed

    並且分四種情況對系統進行了模擬，分析了加速計零偏和陀螺漂移對失準角估計誤差和姿態誤差的影響。
  15. The results indicate that : with sa, the position precision of the integrated system, whose gyro drifting is 50 degree / hour and whose accelerator offset is 0. 001g, is 60 meters, its velocity precision is about 1. 75m / s out and its attitude angle precision is about 0. 25 degree. without sa, the position precision is about 20 meters, its velocity precision is about 0. 5m / s and its attitude angle precision is about 0. 1 degree. when the signal of gps is lost, the growing rate of the integrated system error is much lower than that of sins system

    模擬結果表明：對于陀螺漂移為50度/小時、加速度計零偏為0 . 001g的組合系統，在有sa的情況下，位置精度大約為60米，速度精度大約為1 . 75米/秒，姿態角精度大約為0 . 25度；在無sa的情況下，位置精度大約為20米，速度精度大約為0 . 5米/秒，姿態角精度大約為0 . 1度；在gps信號丟失時，系統誤差的增長速度比純sins系統明顯減緩。
  16. In this thesis it was proposed to simulate the drawing, trimming, flanging by using error - adjustment method. the initial trimming lines would be adjusted and optimized in the computer by adjusting error. if the shape error between the flanging boundary line and the target is larger than prescribed, the redundant area is subtracted from the initial blank by some amount of volume along the deformation path, and the insufficient volumes are added to the initial blank by the same amount

    本文提出，利用基於變形路徑的誤差修正法（ error - adjustment ） ，結合cae技術將對初始修邊線的調試過程在計算機中進行模擬（包括拉延、修邊、翻邊、整形等）計算，通過控制翻邊后零件成型邊界與實際目標輪廓之間的尺寸誤差來優化修邊線，如果初始切邊、翻邊后的輪廓與目標體的邊界存在較大偏差，則初始切邊輪廓中多餘部分單元將沿其變形路徑以相同體積量被切除，不足部分則沿其變形路徑以相同體積進行補償。
  17. Surface form deviation of optical elements - inspection methods

    光學零件的面形偏差檢驗方法
  18. There are kinds of risk factors in the course of the real estate investment, the final result is the departure if the risk events take place and it is the investor ' s concerned matter in deed. in order to embody the investor ' s concerned matter at the risk measurement, the author introduces semi - variation, the probability of net present value less than zero and the risk loss and uses these indices to measure the risk of real estate investment

    房地產投資過程中風險因素眾多，各類風險事件發生所造成的最終結果是投資的實際收益與預期收益發生偏差，而投資者真正關心的也正是收益能否實現的問題，因此，本文將房地產投資風險的度量直接體現在投資者關心的問題上，用半方差、凈現值小於零的概率、風險損失值等指標來量化投資風險。
  19. Railway equipment in general. tolerancing of metal pieces. permissbiles deviations of dimensions with non tolerance indication. allowance for machining

    鐵路通用設備.金屬零部件的公差.未標明公差的尺寸的允許偏差.機加工余量
  20. The main results are : ( 1 ) the imc structure of the dual - rate predictive control system is derived, and its robust stability and zero steady state error characteristics are analyzed

    論文的主要結果有: （ 1 ）對雙速率采樣預測控制系統的性能進行了分析.推導雙速率采樣預測控制系統具有內模結構，研究了雙速率采樣預測控制系統的魯棒穩定性和零穩態偏差特性
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