角畸變 的英文怎麼說

中文拼音 [jiǎobiàn]
角畸變 英文
angular distortion
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  • : Ⅰ形容詞1 (偏) lopsided; unbalanced2 (不正常的; 不規則的)irregular; abnormalⅡ名詞[書面語] (零...
  1. Image coordinate and galvanometer pendular angle are kept in the computer according to the f9 field lens characteristic, enter pupil excursion and f6 characteristic error are ignored, that the image of laser scanning point move acceding to unlinearity relation is deduced theoretically. for deducing the distortion, error compensation is considered in the software

    像點坐標與振鏡擺按f物鏡特性的線性關系存儲在計算機,在忽略了入瞳漂移和f特性誤差后,從理論上推導出二維垂直振鏡分佈中激光束掃描點的像點按照復雜的非線性關系運動,為了減少幾何,在軟體設計中給出誤差補償。
  2. To make the image height of f - theta lens in proportional to the scanning angle, it is primary to introduce barrel distortion

    本質上f - theta鏡頭通過引入桶形,使得像高線性正比于掃描
  3. Abstract : this paper analyzes theoretically the effect of the reversed cone angle and length of the plug on restraint and elimination to the distortion of the internal spiral ribs, and put forth the design methods of the plug in drawing rifled tube

    文摘:從理論上分析了芯棒倒錐和芯棒長度對內螺旋凸筋形狀的抑制和消除作用,提出了採用倒錐形等螺距芯棒拉拔內螺紋管時芯棒幾何參數的設計方法。
  4. More attentions are taken to the applications of the interferometer for the quantificational and real - time measurements in the following aspects : the laser ' s wavefront, the homogeneity of laser bar, angle deviation of flatness optical components, and surface roughness

    重點研究了數字式波面干涉儀的應用,定量、實時測量了激光波前質量、激光棒波前、利用波面計算錐體棱鏡度、表面粗糙度等。
  5. This approach is called fas. this approach uses characteristics of trigonometric function, respectively computes the amplitude of fundamental component and inactive power current separates them by low pass filter and acquires and inactive power current

    該方法利用三函數的特性,對電流中的基波成分和無功電流分量的振幅分別進行計算,然後經過低通濾波器把它們分離出來,最後得到基波有功和無功電流分量。
  6. On the basis of formation and operation principles of the bar code identification system, the author has studied the moment - invariants theory of pattern recognition, and combined the other image processing techniques, then developed a bar code identification system which can recognize not only the lightly contaminated and incomplete bar code but also the distorted bar code with arbitrarily angle. using the idea of the layers, the author has consteructed a kind of two dimension barcode, and developed the identification system for it

    在簡介條碼識別系統的組成及工作原理的基礎上,作者針對條碼圖像攝入過程中可能遇到的種種情況,以矩不為特徵的模式識別理論為依據,結合矩陣分割和其他數字圖像處理技術,開發出不僅能對輕度污染與殘缺的條碼進行識讀,而且能對任意度有的條碼圖像進行快速識別的一維條碼譯碼系統。
  7. The power angle characteristics are acquired and compared with the unsaturated curves. it is concluded that the stability limit of the power angle is less than 90 degree. reactive power regulating curves are calculated and compared with those curves when saturation effect is not considered, the result is that u type curves are deviated to the right

    通過對同步發電機各種運行曲線的計算,在已有文獻的基礎上更進一步分析了鐵磁材料飽和以及磁場對同步發電機運行特性和參數的影響;求出了空載特性曲線和零功率負載特性曲線,在不同的電樞電流下計算得到的波梯電抗不同;求出了功特性曲線,與不計飽和時的功特性曲線相比較,功穩定極限小於90 ;求出無功調節曲線,與不計飽和時相比較, u型曲線向右偏移。
  8. Power balance is necessary to icf, including the energy balance and pulse shape uniformity at the target. 90 percent of the output energy of " sg - ii " comes from its double - pass coaxial array main amplifiers, and pulse shape distortion caused by gain saturation also occurs mostly in there. therefore precise control of gain performance of the main amplifiers by avm ( angular variable mirror ) is the key to the precise power balance of " shenguang - ii "

    「神光? 」裝置90的激光能量由同軸雙程主放大器提供,同時增益飽和效應產生脈沖波形也主要發生在主放大器階段,因此應用組合式反鏡( avm , angularvariablemirror )獨立精密控制主放大器各路的增益性能是實現「神光? 」裝置精密化功率平衡的關鍵。
  9. 5. otherwise, the applicability of cube comer array in the wide spectrum high power solid - state laser facility was researched as a relatively absolute part in this paper. through simulation, the action of cube corner array to reduce beam ' s focal spot size was testified visibly, and the smoothing effect of beam ' s modulation caused by cube corner array was proved primarily on the wide spectrum condition

    另外,作為一部分相對獨立的內容,本文對寬頻帶激光傳輸條件下採用錐棱鏡陣列抑制低頻波前的設想進行了探索性的研究,通過模擬模擬驗證了錐棱鏡陣列具有抑制低頻波前、提高激光焦斑能量集中度的顯著作用,並初步驗證了寬頻帶激光傳輸條件下近場振幅高頻調制的勻滑效應。
  10. In the scope of linear elastic theory, the consistent of the fundamental assumption between the theory of thin - walled beams and solid beams is analyzed and defined from the viewpoint of the thin plate theory. the drawback of volassov thin - walled beams theory is studied on the ground of the traverse distribution of loads on the thin plate. and, the fundamental assumption of generalized beam theory ( gbt ) is surveyed

    本文在線彈性的范圍內從薄板彎曲理論出發,討論了薄壁桿件理論與實體梁理論在基本假定上的一致性,並從薄板荷載橫向分佈形式的度分析了符拉索夫薄壁構件理論的局限性,對考慮截面的梁理論? ?廣義梁理論( gbt )的基本假定進行了探討。
  11. Firstly, with uniaxial symmetrical rectangle cross section, the warping displacement function and tangential displacement function under anti - symmetrical load are supposed. then taking shear deformation into account and with potential principle, the governing differential equation for distortion angle subjected to uniformly distributed distortion load is established

    首先,以單軸對稱矩形截面薄壁桿件為研究對象,假設其在反對稱荷載作用下翹曲位移和切向位移的分佈函數,考慮剪切形的影響,利用最小勢能原理建立單位均布荷載作用下的微分方程。
  12. It shows that a disadvantag ekists when a crsi is used to measure a step structure in a wavefront, but it is useful to adjust a crsi system with lcslm. 4. according to the didriction effect of an aperture, the spatial resolution of our crsi was analyzed and the transform function of our crsi was calibrated by using the psd method of a step wavefront. and some factors which are associated with the accuracy of our crsi were analyzed too

    四、從光學系統衍射效應的度分析了本文建立的環路徑向剪切干涉儀的空間解析度,並利用波前功率譜密度的概念對該干涉儀的空間頻率響應特性進行了標定,分析了限制該干涉儀測量精度的主要因素以及徑向剪切比與測量精度的關系,並指出了該干涉儀的測量范圍,結果顯示該干涉儀基本上可用於準確測量中低頻段的波前
  13. Based on mr. zhang zhengyou ’ s plane template two - step method, three aspects of improvements have been made. firstly, tangential distortion adjustment is added into the camera imaging model. secondly, after the detailed research aiming at the step of computing the initial guess of camera parameters, some improvements are made within the corner selection and computation

    從三個方面對張正友的平面模板兩步法作了改進:首先,在攝像機成像模型中增加了切向校正;然後針對計算攝像機參數初值環節進行研究,在點選取和計算方法上作了改進。
  14. For the reason that this method use the arrangement of characteristic light spot directly to avoid the aberrance that come out during calculating in traditional method, it can improve the estimation precision of position and attitude. besides, it provides a certain degree of redundancy to the visual navigation system

    由於該演算法直接利用特徵光點的幾何配置條件,避免了傳統演算法在計算過程中出現的問題,從而提高了位置和姿態估值的精度,並使月球車的視覺導航系統具有一定的冗餘性。
  15. In this paper, in order to estimate coal storage volume in open stockyard, we have analyzed the optical triangulation and applied it to the measurement of large surface we have stated the measuring theory of distance with laser and the measuring theory of angle. we have also analyzed main factors influencing measurement precision and studied several key techniques in large - scale measuring such as the problem of non uniformly distributed of distance measuring resolution in large surface measurement, the methods of locating laser spot center and so on

    本文通過對火力發電廠露天煤場存煤量的自動檢測系統的研究,深入分析了光學三測量方法的原理,並將其應用於大型曲面測量;闡述了激光測距原理和度測量原理;對大型曲面測量的實現方法、光斑圖像的幾何中心的準確定位等幾個方面的關鍵技術進行了探討;分析了大范圍測量時影響測量精度的主要因素。
  16. The grain size and microdistortion of some nanomaterials synthesized by different methods, from different materials and treated under different disposal conditions were studied by means of wide angel x - ray diffraction ( waxd ) and single line fourier line shape refine analysis

    摘要利用廣x射線衍射儀,採用單線傅氏線形精煉分析法,研究不同制備方法及不同處理條件的納米晶體的晶粒大小和微觀
  17. Having studied the data tables, we got the relation between optical correlation s / n and distortion parameter ( scale rotation azimuth ) and then constructed the proper rfl, and so the puzzle of distortion of 3d objects in practical opr system is now resolved

    從實測數據出發,得出了opr對參數(比例、旋轉、方位角畸變等)的寬容度,並由此構成了與之相適應的參考濾波器庫,從而解決了實用系統中的三維目標問題。
  18. Comparing with the other time - series pattern finding algorithm, this one has a few of innovations. firstly, improving time - series pattern finding algorithm from the classified accuracy. secondly, ignoring some aberrance of time - series pattern by the high - order neural network

    同其他的時序模式發現演算法相比較,具有幾點創新: 1 )從分類精度的度來改善時序模式發現演算法; 2 )通過高階神經網路,直接利用網路的特性忽略了時序模式的某些; 3 )利用了分層方法,進一步改善分類精度。
  19. The stability will fall when inlet flow is distorted. a circumferential critical distorted angle exists in the compressor, the stability of the compressor will change little when circumferential distorted angle is greater than critical distorted angle

    進氣會使壓氣機的穩定性下降,但壓氣機存在一周向臨界,當進氣周向區域大於周向臨界時,壓氣機的穩定裕度和在臨界時的相比,化很小。
  20. The differential equation is solved and the format of initial parameters is deduced

    採用微分方程的一般解法對該微分方程進行求解,並推導求解的初參數格式。
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