球面計 的英文怎麼說

中文拼音 [qiúmiàn]
球面計 英文
sphero meter
  • : 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...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • 球面 : spherical surface; sphere球面艙壁 spherical bulkhead; 球面車床 spherical turning lathe; 球面反射...
  1. In the paper, the testing scheme and making of a aspheric ge lens that used in planar wide - angle altazimuth was described

    就平廣角地平儀設中用到的一塊非的小型鍺透鏡作了檢驗設和加工。
  2. Design of ellipsoid surface ornament aluminum sheet

    裝飾鋁板系統的設
  3. Design and construction of large - span latticed shells of pinghu gymnasium

    平湖體育館大跨度網殼的設與施工
  4. The point blast induced spherical wave is the especial instance of the ellipsoid shock wave. at last, the experimental data in alcohol are in good agreement with the calculated results of the model by analysis of the data of the laser pulse induced the laser plasma shock front by acoustics means

    最後,設應用聲學方法對酒精中產生的激光等離子體沖擊波波前傳播過程進行測試,對兩個不同方向上激光等離子體沖擊波波前測試數據的分析表明,旋轉橢的沖擊波模型與實驗測量結果相吻合。
  5. On the condition of “ many - head ” and “ small drive ratio ” , the plane double enveloping hourglass worm can not settle the problem of undercutting and sharpening simultaneously. it has devoted to a new type hourglass worm _ sphere double enveloping hourglass worm. the coordinate system is established according to the frock. the meshing equation and the tooth equation of worm and gear have been developed and the distribution of contact line on gear tooth is analyzed. to evaluate the meshing quality , four meshing quality indexes and five original parameters are put forward. through mass programming computing , the relations between meshing quality and original parameters are derived and depicted by graphs

    考慮到平二次包絡環蝸桿傳動在多頭小傳動比條件下根切與齒頂變尖的矛盾很難同時解決且嚙合性能較差,介紹了一種新型環蝸桿傳動? ?二次包絡環蝸桿傳動.在研究過程中,根據工裝建立了坐標系,根據一二包過程的運動關系推得了嚙合方程和蝸桿與蝸輪的齒方程,分析了蝸輪齒上的接觸線分佈.為了評價嚙合性能,提出了4項性能指標和5項原始參數,通過大量編程算得到了嚙合性能指標與原始參數之間的關系,並以圖表直觀的表示
  6. Recently a covering method for feed - forward neural network design has been proposed by professor zhang ling. based on the sphere neighborhood model, this method transforms the design of neural classifiers to a geometrical covering problem

    近來張鈴教授提出了一種前饋神經網路設的覆蓋方法,它以領域模型為基礎,使得神經網路的設轉化為幾何覆蓋問題。
  7. Finally, a method is put forward to construct the nurbs curves on sphere, which extends the de boor recursive algorithm in r3 to one on the sphere by replacing the geodesic distances for the lines and studies their many geometric properties analogous to those in euclidean spaces, such as the differential property, the local property, the parameter invariance under a projective transformation, and so on

    兩種方法均給出誤差估,使逼近螺線可達到任何預先給定的精確階。最後,給出nurbs曲線生成演算法:用上測地線? ?劣大圓弧代替直線段,將歐氏空間r ~ 3中的deboor遞推演算法推廣到上構造麯線。
  8. This paper mainly aims at the strategic demands for large - aperture lightweight mirror proposed by high - tech development. its main research contents are : select material blank for lightweight mirror according to physical and chemical properties of optical glass ; analyze and calculate the deformation quantity of the mirror with finite element method ; design and optimize mirror body structure of 400 lightweight plane mirror and 450 lightweight spherical mirror, analyze glass cutting principle, design specisl - use grinding wheel structure, select reasonable technological parameters to implement the processing of weight reduction holes on 400 plane mirror ; analyze etching mechanism of hydrofluoric acid, look for the technological parameters such as the optimal acid concentration and etching time etc. ; eliminate the stress of weight reduction holes and micro - cracks on 400 lightweight plane mirror ; discuss the processing principle and

    本論文的研究主要是瞄準國家高技術對大口徑輕型鏡的戰略需求而開展的。主要研究內容是:根據光學玻璃的物理與化學性能,選擇輕型鏡坯材料;用有限元法對鏡子的變形進行分析、算,找出變形規律,優化設400mm輕型平鏡、 450mm輕型鏡鏡體結構;分析玻璃切削原理,設專用磨輪結構,選擇合理工藝技術參數,完成400mm平鏡輕量化減重孔的加工;分析氫氟酸腐蝕光學玻璃機理,尋找最佳酸濃度、腐蝕作用時間等工藝參數,實現400mm平鏡減重孔應力與微裂紋的消除;討論分離器加工原理和工藝技術特點,完成400mm平輕型鏡形加工。
  9. Internationally, prof. ho is the vice - president of the international association for accounting education and research ( iaaer ), and he is the first chinese elected to this international position. prof. ho was appointed chairperson of the organising committee of the 2002 iaaer world congress of accounting educators

    在國際方,何教授現任國際會教育及研究聯會( iaaer )副會長,為首位獲選為該國際組織高層的華人,去年獲委為全學教育學家會議籌委會主席,目前負責督導及支援亞洲地區發展中國家的會教育改革。
  10. After measured the laser energy distribution of kunming slr station, the parameters of this non - gassian and non - spherical symmetric laser beam were deduced according to correlation definition. applying its laws and deduced laser beam parameters, the change of laser beam dirvergence angle was studied in detail when adjusts transmission system focus. moreover, calculation based on these measured data indicates that the laser shaded by the second mirror of telescope is amazingly up to 39. 8 %, an optical element was designed for the settlement and it worked satisfactorily when put it into practice

    之後測量了雲南天文臺激光的橫向能量分佈,根據相關定義確定了這束非高斯非激光的參數,應用它的傳輸變換規律和測量參數研究了調焦中激光發散角的變化,並根據測量數據算出激光發射時副鏡擋光比例達到驚人的39 . 8 ,研製出光劈解決這一問題,取得了很好的效果。
  11. This paper is a part of the project : research of manufacturing technology for unfocused aspherical surface system of large relative aperture, sponsored by national high technology 863 - 802. the purpose of this paper is deeply research the testing methods of primary and second mirror for unfocused aspherical surface, and to present the testing methods of primary mirror of the large relative aperture and transmission and reflected second mirror. the beam path diagrams and the relative design results are given in this paper

    本文是國家高技術項目863 - 802的子課題「大相對孔徑無焦非系統製造技術研究」的一部分,其目的是對大相對孔徑無焦非系統的主鏡和次鏡檢驗方法進行深入研究,提出大相對孔徑主鏡和透射式及反射式次鏡檢驗方法,並給出檢驗方案和相關的設結果。
  12. This part including : the design of typical aspheric opthalmoscopy lenses, test and making of 20d single asphere lens, and discussion to the making result

    包括典型非眼底鏡的設, 20d非間接眼底鏡的檢驗加工,並對加工結果進行了討論和評價。
  13. Basing on the investigation to domestic and overseas market and technology. we noticed that it is necessary to research and exploit the aspheric ophthalmoscopy lenses. the design, test and making of the aspheric ophthalmoscopy lenses were studied in the paper

    在對國內外科技和市場調研的基礎上,考慮到國內非眼底鏡開發的必要性,我們對非眼底鏡設檢驗和加工進行了研究。
  14. 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,必須對其進行估和補償
  15. After the comparing the simulation results with the theoretic results under the three followed condition : a point light source on the parabola reflector focus, a point light on the ellipsoid reflector focus and a point light source before the parabola reflector focus, a conclusion is gotten that the two results are generally accordant, the accuracy of the simulation software reach the engineering requirements and the computational simulation software of photometric characteristics of headlamp of motor vehicles can guide the design of the headlamp reflectors

    比較了點光源位於拋物反射器和橢反射器焦點的情況和點光源偏離拋物焦點的情況下照度的理論算結果和採用本文的照度模擬算結果,其模擬算結果和理論算結果基本相符,能滿足工程上的要求,說明模擬算軟體對前照燈的反射鏡的設具有很好的指導意義。
  16. In this paper, the testing set for near - cylindrical surfaces is simulated by computer

    摘要採用算機模擬技術模擬了近柱非的正入射式檢測裝置。
  17. In its measurement, the interference fringe should be tracked and counted. to avoid its disadvantage, a novel method of length measurement based on two sphere waves ’ interference is been introduced

    為了避免其需要對條紋進行跟蹤數的缺點,提出了基於兩波干涉的長度和距離測量方法,並進行了理論分析和模擬。
  18. The machining approach is verified to be simple and reliable by computer simulation, so the production efficiency can be improved and the equipment input can be reduced

    通過算機模擬驗證了該加工方法的簡便與可靠性,可以降低非反射鏡加工的設備投入,提高生產效率。
  19. " the project aims to build a fixed spherical reflective antenna of 500 metres aperture at a bowl - shaped valley of some 500 metres wide in a mountainous area in guizhou and this reflective antenna will be named as " soft antenna "

    。這研究項目劃在貴州山區中的一個開口500多米的碗狀山谷中,依附地形建造一口徑為500米的反射固定天線,名為柔性的天線。
  20. An optimizing arithmetic for calculating the best - fit sphere is also proposed, the result shows better accuracy is reached comparing to " three points method ", from 107. 8umrms to 25. 66umrms. during interferometric optics test with null lens, " nonlinear errors " of the testing coordinates will be introduced. a method based on ray - tracing, nonlinear fitting and coordinate transferring is proposed to eliminate these errors

    在ccos控制模型及理論算方,提出了一種適用於高次離軸非最接近球面計算的優化演算法,經算,某矩形離軸非最接近半徑的求解精度較傳統的「三點法」有了較大的提高,理論加工余量由原來的107 . 8umrms降低到25 . 66umrms ;提出一種基於磨頭與工件的相對位移量的控制模型,並且開發了阻尼卷積迭代演算法,引入「虛擬加工」的概念進行迭代求解和參數評價。
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