球形誤差 的英文怎麼說

中文拼音 [qiúxíngwùchā]
球形誤差 英文
deviation from spherical form
  • 球 : 名詞1 （以半圓的直徑為軸 使半圓旋轉一周而成的立體; 由中心到表面各點距離都相等的立體） sphere; glo...
  • 誤 : 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 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 球形 : sphere; sphericity; spherical; globular; round球形安全閥 ball relief valve; 球形閥 globe valve;球...
  • 誤差 : error
  1. Abstract : the hot wire anemometer and the ensemble average method are used to measure and study the dispersion turbulent transient feature in a closed cylindrical explosion bomb. the comparison of the dispersion turbulent parameters from different shapes of closed explosion bombs is presented. the relation between errors and numbers in dispersion turbulent measurement with the ensemble average metod is discussed

    文摘:採用熱線風速儀和系綜平均法測定和研究了封閉圓柱形粉塵爆炸罐內揚塵湍流的瞬態特性，並與球形爆炸容器內已測定的揚塵湍流瞬態特性進行了比較，對系綜平均法用於揚塵湍流的測量誤差與測量次數的關系進行了探討。
  2. Abstract : the attitude error performance of electrostatic gyro should be understood and the relevant error equations must be set up in order to ensure the navigation precision of esgm. the relation between the navigation errors and the attitude errors of gyro was derived by use of spherical triangle. the simulation results show that the temporal performances of the longitudinal and distance errors which come from the initial alignment errors are periodically variational. they also show that the longitudinal and distance errors resulted from gyro drifts are not convergent in time. thus, the effects of initial alignment errors and gyro drifts can not be neglected and must be estimated and compensated

    文摘:為了保證靜電監控器的導航定位精度，需要了解靜電陀螺的姿態誤差特性，建立相應的誤差方程.本文採用球面三角形原理推導了導航定位誤差與陀螺姿態誤差的關系式.模擬結果表明，由初始定向誤差引起的經度誤差和距離誤差的時間特性是周期變化的；由陀螺漂移引起的經度誤差和距離誤差是隨時間發散的.因此，初始定向誤差和陀螺漂移的影響不能忽略，必須對其進行估計和補償
  3. The paper researches the vortex moment caused by the shape and locality error of one hole in the sphere socket. by analyzing and comparing the result we can find the method to decrease the vortex moment

    本課題只研究球窩其中的一個節流孔的形狀和位置誤差所引起的渦流力矩，通過分析比較計算結果，從而找到減小渦流力矩的方法。
  4. The outside diameter of the self - contained bearing is spherical to match corresponding spherical inside diameter of the housing providing self - aligning between these two members, which compensates for misalignments of the units resulted from errors in mounting and distorting of the foundation

    軸承的外徑與軸承座內徑為球面配合，兩者之間具有自動調心功能，可補償因安裝誤差產生的軸線不重合及安裝底面的變形。
  5. In the process of establishing model of ball - end cutter milling forces, the algorithm of determining cutter eccentricity parameters are presented to integrate the condition of single edge cutting. the cutter eccentricity parameters are decided by using the above algorithm in the process of calculating milling force coefficients according to the experiment data of milling force. results of experiment show that the simulation algorithm is satisfying

    4 .提出了球頭銑刀刀具磨損的衡量方法，建立了磨損模型，用以衡量由刀具磨損而可能產生的加工誤差;建立了球頭銑刀在端銑加工中因刀具變形而可能產生的加工誤差模型;提出了相應的由於刀具磨損和刀具變形引起的加工誤差補償方法。
  6. " misalignment error ", which is caused by misalignment during null test adjustment, together with fabrication errors is shown in test results, and it is important to separate these two errors so that the test results can be used in ccos process. asic software is developed for eliminating nonlinear error and separating misalignment error, and a high accuracy, suitable format data file is generated by asic for further analysis for ccos process

    在非球面測量技術方面，主要針對零位補償檢驗過程中測量坐標的「非線性誤差」的形成原因及其補償演算法由光學調整量引起的測量誤差以及調整量誤差的擬和方法等問題進行了討論，並編制了相應的干涉檢驗數據處理軟體asic ，干涉檢驗結果經分析、處理后能夠滿足ccos的技術要求並指導加工。
  7. As the inner shape of the thin aluminum alloy sheets will deform and differ from the theoretical ellipsoid to some extent after welding processing, it is very difficult to meet the requirements of the tolerance between the honeycomb sandwich and thin aluminum sheets when only conventional cnc and traditional manual manufacturing techniques are used

    由於上、下底蒙皮焊接成型過程中的變形使其內表面形狀相對于理論橢球面具有較大的誤差，採用常規的橢球面數控加工方法，或傳統的按上底蒙皮內表面手工打磨、研合修配方法加工蜂窩夾芯表面無法保證配合精度要求。
  8. Creatively, this paper advance involute as the tooth form that has been used widely in the engineering, and we also bring forward a design idea that tooth can be distributed continuously on spherical surface. based on those ideas, we invent the spherical gear of ring involute tooth. it is proved that this mechanism overcome the two big objections of traditional gear by solid model, and so a great breakthrough is achieved in the gear drive field. 2

    本文創造性地提出了採用工程上廣泛應用的漸開線作為齒廓曲線，並將輪齒沿緯度方向在球面上呈連續分佈的設計思想，在此基礎上發明了漸開線環形齒球齒輪機構，實物模型證明，該機構從根本上克服了傳統離散齒球齒輪存在的傳動原理誤差和加工困難兩大障礙，在齒輪傳動領域取得了重大突破。
  9. In this paper, on basis of the current machining state, a testing principle on aspheric surface is put forward to, the principle is a kind of touching method by testing the meridian of aspheric surface and comparing it with the theoretical curve, so surface figure error is got. according to this principle, mechanical structure is designed and electric - control system is researched

    本文首先基於現階段非球面的加工狀況，提出了用接觸式檢測非球面的子午面面形曲線並與理論曲線相比較，從而得到非球面面形誤差的檢測原理，並根據該原理進行了機械結構的總體設計和電控系統的研究。
  10. In this dissertation, the definition of an appropriate and valid nested error metric sphere is presented, and a fast continuous lod terrain rendering algorithm is proposed

    本文在定義了一種合理且有效的嵌套誤差判據球的基礎上，提出了一種快速的、視點相關的、連續層次細節地形表面繪制演算法。
  11. From the points of view of multiresolution schemes and simplification techniques, those known major algorithms are classified and summarized. a simplification algorithm for terrain models based on the normal vectors of mesh vertices is proposed. its rule of simplification grounds on visual features, error metrics is from normal vectors of mesh vertices and simplifying technique is vertex removal

    從多解析度方案和簡化技術兩個方面對已有的主要方法進行了分類和總結；提出了一種基於網格頂點法矢量的地形模型簡化演算法，該演算法的簡化準則基於視覺特徵、誤差測度基於網格頂點法矢量、簡化技術則是頂點剔除；在此基礎上，提出了一種與視野相關的地形簡化和繪制方法，該方法通過虛擬的網格頂點包圍球來測度誤差，實現與視野相關的地形簡化。
  12. The vortex moment of gas spherical bearing is caused by the uneven gas film between the sphere and the sphere socket. there are two reasons to produce the uneven film. the first one is the manufacture error

    靜壓氣浮球軸承的渦流力矩主要是由於空氣軸承的球體和球窩之間的氣膜厚度不均所引起的，引起氣膜厚度不均的主要因素有兩個:一是由於球和球窩的加工誤差，二是由於氣浮臺臺體變形引起的誤差。
  13. It is more important to mass production of aspheric optics. in this paper one aspheric surface measuring instrument is discussed. some of aspects connected with measuring instrument are introduced such as the work theory of aspheric surface measuring instrument, the causations of machine error and the solving ways of these causations, the precision of instrument confirming, the result and analysis of experiments and the function of this instrument in practical production

    本論文就是討論了一種自行研製的非球面輪廓儀，主要用於非球面光學元件精磨階段面形的檢測，文中主要介紹了小型非球面輪廓儀的工作原理、產生測量誤差原因的分析以及減小誤差的方法、輪廓儀精度標定、使用輪廓儀進行的各種實驗以及實驗結果分析，以及輪廓儀用於實際生產的情況。
  14. As a highly efficient and succinct scheme, the subdivision surface has been widely used in the field of computer graphics and 3d surface modeling. to extend its application in industry, the tool path generation algorithm and simulation for 3 - axis nc machining of the subdivision surface model is studied. two interference - free tool - path generation algorithm using ball - end mills in 3 - axis machining are developed

    遞歸分割曲面建模方法因為其簡潔、高效等特點廣泛應用於計算機圖形學和曲面造型等領域，為了推廣它在工業中的應用，本文研究遞歸分割曲面模型的數控加工刀位計算及模擬，實現三坐標球頭刀數控加工的刀具軌跡生成和加工過程模擬，並對加工結果進行誤差分析。
  15. Compensating different stock removal of the tool in different lens areas is used to control the accuracy in pre - polishing process. then based on preston theory, corrective polishing with small - tools is optimized and the better removal function is obtained. also a parameter related the radius of curvature is introduced and determined to increase the polishing precision, which is improved by experiments

    採用反饋補償的方法解決彈性模拋光對面形破壞的問題，以控制其拋光精度；運用preston的拋光原理，對小工具的工作方式和參數進行改進和優化，以改善其拋光精度和效率，並獲得了更優的特徵去除函數；提出了被拋光表面面形曲率半徑對工具特徵去除函數的影響，引入並確定一與非球面各處曲率半徑有關的面形調整因子來降低拋光后的面形誤差，並從實驗上獲得驗證。
  16. Commonly, the precision of grind machine could reach to 2um after modifying and grinding for second time. so we designed and assembled this aspheric surface measuring instrument to get error function as compensation documents of grind machine to assure the precision of grind of optics

    一般來說，高精度的非球面銑磨機床經過誤差補償后其精磨面形精度的達到2um ，因此通過輪廓儀的測量得到銑磨機床一次銑磨的誤差反饋數據，就可對非球面銑磨機床一次銑磨進行補償。
  17. On the base of brief introduction simple theory of genetic algorithms, we discuss the value of each genetic operator and the means of genetic operation. correct scheme of genetic algorithms is given out according to the special bolted sphere node. the genetic algorithms optimal program is compiled in the environment of matlab using the method of transferring parameters among the main function and the sub - function

    為此，首先分析了螺栓節點球的球心誤差，並通過矩陣變換理論給出計算球心誤差的公式，進一步討論了自動分度角度的計算方法；在簡介遺傳演算法的基本原理的基礎上，對各遺傳運算元的取值及遺傳操作方法進行了討論，針對典型的螺栓節點球零件給出了具體的遺傳演算法執行方案；通過matlab軟體編程環境進行程序的編制，利用主函數和子函數之間參數傳遞的方法實現了遺傳演算法優化，並且編制了圖形用戶界面，對優化結果採用圖文結合的形式輸出。
  18. With two structures of bore cylindrical or tapered and retainers made of steel sheet or synthetic resins, the bearings are characteristic of their spherically formed outer ring raceways allowing for misalignment within 3 degree deflection between inner ring and outer ring, so as to compensate concentricity and deflection errors

    詳細信息:調心球軸承由圓柱孔和圓錐孔兩種結構，保持架的材質有鋼板、合成樹脂等，其特點是外圈滾道成球面形，具有自動調心性，可以補償不同心度和軸撓度造成的誤差，但其內、外圈相對傾斜度不得超過3度。
  19. The general measure method of aspheric optics is done after fine polishing. when the error between actual surface and theoretic surface is big, we must grinding the optics again, then polishing, measuring. . it ' s too complex ! if we had a measuring instrument which could measure the surface of aspheric optics after fine grinding, the procedure of processing aspheric optics would be simplified and the cost would be reduced

    常規的非球面光學元件檢測是在元件拋光后進行的，通過與之對應的補償儀檢測其面形質量，當實際面形與理論面形有較大誤差時，就必須把已經拋光的元件重新精磨，再進行拋光、檢測，其加工工序是相當繁復的。
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