矢方 的英文怎麼說

中文拼音 [shǐfāng]
矢方 英文
yakata
  • : Ⅰ名詞1. (箭) arrow 2. (尿) excrement; dung; feces 3. (姓氏) a surname Ⅱ動詞(發誓) vow; swear
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  1. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一定成效:構建了基於pci總線的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的量化的象素點進行搜索,得到相應的圖案量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用數字圖像理論,結合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關迭代初始值賦值法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。
  2. In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method, and the blood flowing velocity vector distributions have been calculated. in addition, the flow field distribution and the pressure on the particle surface are also calculated, when there is flow - round particle at the place of bifurcation, the move tendency of the particle is judged, the possible reasons of causing the atherosclerosis, thrombus, angioma are analysed

    本文用邊界元法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性,計算了分支血管血液流動的速度量分佈,同時計算了分支附近有多個顆粒狀繞流物時血液的流場分佈,及顆粒物所受壓力狀況,給出了顆粒物的運動趨勢,分析了引起粥樣斑塊病變、血瘤、血栓的可能原因
  3. Adds silvery brightness to gray hair and neutralizes brassy tones in all shades. formulated with blue malva and coneflower to help impart wanted moisture and brightness

    中和所有顏色秀發的黃銅色,增加灰發的光澤。藍曼娃和車菊配,增加秀發的濕潤度和亮澤。
  4. We are committed to no rigid formula.

    我們未必志堅持任何硬性案。
  5. Three commixed still image coding algorithms are proposed based on them and such ideas as : zerotree coding, wmse ( which is based on mankind visual characteristics ), classified vector quantization with different vector structures and classification methods. the chapter gives the principium analysis, realization schemes and simulation results of the proposed algorithms

    在此基礎上,結合零樹編碼思想,以及基於人眼視覺特性和分類量量化的思想,根據不同的量構成和分類法提出了三種混合型靜止圖像編碼法,給出了演算法原理的分析、實現案和模擬結果,最後對本章法作出分析總結。
  6. Based on the three new supposition and the tow new mechanical tools : moment vector and radius vector, the warping theory introduced the analytical method of the rotation of a cross section around a fixed axis, so as to make the space stability of the thin - walled member complanate and one - dimensioned

    翹曲理論以三條新的假定和新建立的彎矩量和轉角向徑兩大力學工具為基礎,提出了繞定軸轉動的分析法,使薄壁構件的空間變形平面化、一維化。
  7. Analyse the tooth geometry of klingelnberg cyclo - palloid spiral bevel gear., according to the relative position and kinematic relation of the cutter heads, virtual crown gear and the processed wheel blank, established the system of coordinates of the gear cutting, dedcuced the tooth face equation of the virtual crown gear, according to relations of the gear cutting and space theory of engagement, deduced the tooth face equation of klingelnberg cyclo - palloid spiral bevel gear, and drawing the three - dimensional graphs of the virutal crown gear and klingelnberg cyclo - palloid spiral bevel gear according to the design and setting parameters

    對克林貝格擺線齒錐齒輪進行齒面幾何分析。根據銑齒加工中刀盤、搖臺和輪坯的相對位置和相對運動關系建立了切齒嚙合坐標系,由量的旋轉推導了產形輪齒面程;根據空間嚙合原理和切齒嚙合關系推導了被加工齒輪的齒面程;由設計參數和銑齒調整參數計算得到齒面離散數據,繪制了產形輪和擺線齒錐齒輪的三維齒形。
  8. Use the vector dot product to find the obtuse angle between two diagonals of a cube.

    量點積求立體的兩條對角線所夾的鈍角。
  9. Research about ctod and its components 8 ", " shows that the direction angle of ctod vector is identical with the fracture angle of void - mode fracture, which is obtained through experiments, and it is also identical with the result got by peak value line of stress triaxiality. besides, 8 i " was compare with vgc as criterion for initiation of void - mode fracture

    對裂紋尖端張開位移ctod及其張開型分量~ 1和剪切型分量~ 11的分析表明,在試件發生韌窩型斷裂時,按照圓弧裂紋中ctod量的垂直向預測的斷裂角與試驗測得的斷裂角符合較好,與三軸度脊線預計的結果也比較一致。
  10. If the wheel is rotating counterclockwise, its angular-momentum vector is directed eastward.

    如果輪子是逆時針向旋轉,其角動量量的向朝東。
  11. The direction of the electric field vector is indicated in each picture.

    每張照片上都標出了電場量的向。
  12. The addition formula of spherical harmonics function of degree n and order 1 is derived using the relations between coordinate varieties after coordinate rotating and the property of the associated legendre polynomial. the relations among the magnetic vector potential, the modified magnetic vector potential and the second - order vector potential ( sovp ) are shown going forward one by one. it is explained that the solutions of electromagnetic fields in different coordinate systems can be transformed and an example having analytical solution is given

    利用坐標旋轉后球坐標變量間的關系和連帶勒讓德多項式的性質推導得到了n次1階球諧函數的加法公式;以遞進的式說明磁量位、修正磁量位與二階量位的關系,寫出了引入二階量位的過程;以時諧場量邊值問題為例,闡明了不同坐標系下電磁場解的相互轉化原理,給出了一個解析解的轉化例子;在球坐標下,引入了較球量波函數更普遍的兩類量函數,給出了其在球面上的正交關系。
  13. Based on the characteristic of architectural ichnography and criterion of architectural design fires prevention, the recognizing identification method and main program based on dxf format is proposed

    在研究了建築工程圖表示特點和建築設計防火規范的基礎上,給出了基於建築工程量圖形文件( dxf文件)的幾何特徵識別法,並給出了識別部分的主要程序。
  14. A coding scheme is proposed to eliminate the redundancy of output vectors in pyramidal lattice vector quantization ( plvq ). a fast algorithm of labeling lattice points and a fast algorithm of finding lattice points are presented. and the transmission priority in case of asynchronous transfer mode is suggested

    提出了一種與圖象本身無關的熵編碼法去消除金字塔格型量量化( plvq )的輸出冗餘:同時也提出了由格點輸出索引和由索引輸出格點的快速演算法;而且還根據異步傳輸模式( atm )的特點,選擇了傳輸的優先級。
  15. A vector is defined by a direction as well as a magnitude.

    一個量要用大小和向來表示。
  16. In the electronic component drawing system, i use " vectorgraph " to magnify and minify the diagram without any distortion

    電路板元器件繪制系統採用「量圖」的法實現了不失真的圖形放大和縮小。
  17. The parametric speed of the curve is firstly approximated by the bezier polynomial which takes the lengths of control polygon ' s edges of the direction curve of normal as bezier coordinates. then the corresponding geometric offset approximation algorithm is given. moreover, an offset approximation with high precision is obtained by degree elevation of the direction curve of normal

    首先利用以法矢方向曲線的控制多邊形邊長為b zier縱標的b zier多項式來逼近曲線的參數速度,給出了相應的幾何等距逼近演算法,進一步結合法矢方向曲線的升階獲得了高精度逼近
  18. The mathematic model of the ultra - thin spherical mirror is to be treated as elastic thin shell. then the predigested model, i. e., bended beam, used in qualitative analysis was proposed, and its deflection and stress formulas under the freely supported condition were set up. based on an off - axis aspherical primary mirror, the relationship of aspherical surface error ( rms ) in tangential plane with bended beam ’ s radius r, position s of concentrated load p and geometry length l of arc was analyzed

    根據這一設想,本文建立了超薄鏡的數學模型?薄殼,並提出了強制力作用下超薄鏡的簡化模型?曲梁,推導了曲梁在簡支情況下受力變形的撓度公式,並結合一個實例,計算出曲梁變形后與所需非球面的面形殘差( rms )在子午向與曲梁弧長l 、曲梁半徑r及集中力位置s的關系及滿足面形精度的r和s范圍,分析了弧矢方向的rms ,得出了同時滿足子午和弧矢方向面形要求的l 、 r和p 。
  19. The author ' s work gives new way, which is beneficial to real time interaction and can efficiently reduce computing time as well as data storage amount. these algorithms can find good use in numerical machining, robotics, form - position tolerance and computer graphics. ( 3 ) degree reduction for nurbs curves and surfaces by applying the theory of the best uniform approximation of chebyshev polynomials and the explicit matrix representation of nurbs curves, this thesis centers on the research of the explicit nearly best approximation of multi - degree reduction of nurbs curves

    以上關于等距曲線的幾何逼近與代數逼近的演算法改革了當前國際圖形界只能對基曲線沿法矢方向平移定距離的點作近似逼近的固定模式,創造了利於交互操作,能有效地減少計算量及數據存儲量的新法,可在數控加工、浙江大學碩士學位論文機器人、形位公差學、計算機圖形學中獲得很好的應用( 3 ) nurbs曲線曲面降階應用nurbs曲線的顯式矩陣表示及chebyshev多項式逼近理論,以實現nurbs曲線顯式一次性降多階的近似最佳逼近為目標進行了研究
  20. With the algorithm, fairing and uniform meshes are obtained by moving each vertex in normal direction and tangent plane simultaneously. an algorithm of feature enhancing and mesh smoothing is studied. the algorithm is based on iterative use of diffusion of normals and vertices

    融入平均曲率光順思想,對拉普拉斯運算元進行改進,通過在法矢方向和切平面上同時對網格頂點進行移動調整,較好地達到模型外形光順、三角片形狀比較均勻的要求。
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