矢定 的英文怎麼說

中文拼音 [shǐdìng]
矢定 英文
yasada
  • : Ⅰ名詞1. (箭) arrow 2. (尿) excrement; dung; feces 3. (姓氏) a surname Ⅱ動詞(發誓) vow; swear
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  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方法,形成穩、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. It does not use harmful to human body x line and easy the radiography agent that causes allergic reaction, not only can do traverse layer to scan, still can do coronal - plane and fault of arrowy shape face, can judge the place of the disease more accurately so

    它不使用對人體有害的x線和易引起過敏反應的造影劑,不但可以做橫斷層掃描,還可以做冠狀面與狀面斷層,這樣可更精確判疾病的部位。
  3. 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,提出了繞軸轉動的分析方法,使薄壁構件的空間變形平面化、一維化。
  4. The following paragraphs are a necessary digression to define and illustrate several important vector operations.

    下面有必要先離題來確和說明一些重要的量運算。
  5. In short, vector data take the simplest topological entities - points, lines, and polygons - and anchor them within a 2 - d cartesian coordinate system to describe geographical features

    簡言之,量數據利用最簡單的拓撲實體點、線和多邊形,並在二維笛卡爾坐標系統中固它們來描述地理特徵。
  6. Firstly, in spherical coordinate system, the sovp formulation for the time - harmonic electromagnetic fields of the current dipole in conductive infinite - space is derived, using reciprocity theorem and transforming relations between special functions. then, selecting appropriate coordinate system, using superposition principle, the boundary - value problem of modified magnetic vector potential on the problem of a time - harmonic current dipole in spherical conductor is solved and analytical solution is obtained. finally, by means of the addition formulas of legendre polynomial and spherical harmonics function of degree n and order 1, the analytical solution in spherical coordinate system specially located is transformed into that in spherical coordinate system arbitrarily located

    首先利用特殊函數間的轉化關系和互易理推導得到了無限大導體空間中球坐標下時諧電流元電磁場的二階量位形式:然後利用疊加原理,選擇合適坐標系,求解了導體球中時諧電流元的修正磁量位邊值問題,得到了問題的解析解;最後依據不同坐標系下電磁場解的轉化原理,藉助勒讓德多項式和n次1階球諧函數的加法公式,將坐標系特殊安放時的電磁場解析解變換到坐標系一般安放時的解析解,給出了球內電場和球外磁場的並格林函數。
  7. Inertia scalars are defined in terms of quantities called inertia vectors.

    我們將用慣性量來義慣性標量。
  8. A 3 - d viscosity turbulence model is used to analyze the unsteady around flow field of the thrust - vectoring engine of the jet vane, and results of the area including vane base, vane flake and motor shell are presented

    摘要以推力量發動機的燃氣舵為研究對象,採用三維、粘性、湍流流動模型和數值分析的接觸網格技術,在常流動計算的基礎上,對包含舵基、舵片和發動機殼體的區域進行詳細數值分析。
  9. Lapilus and asteriscus can both be used for ageing and the percent agreements within the error of ? 1 annuli for annulus readings between it and lapillus were 100 %, but sagitta is not suitable for ageing because it is fragile

    微耳石和星耳石可用於鑒年齡,誤差在1輪以內的吻合率為100 ;而耳石易碎。不適合鑒年齡。
  10. 4. adopt vector frequency converter motor for traction transmission, which can be controlled with invariable line speed

    4牽引傳動採用量變頻電機,實現恆線速度控制。
  11. Since we can't specify lx and ly, the vector l can lie anywhere on the surface of a cone whose axis is the z axis.

    由於不能確Lx和Ly,量L可以處于以Z軸為軸的圓錐體面上任意處。
  12. Since we can ' t specify lx and ly, the vector l can lie anywhere on the surface of a cone whose axis is the z axis

    由於不能確lx和ly ,量l可以處于以z軸為軸的圓錐體面上任意處。
  13. Then, we caculate the dynamic character of the reflective mtn cell with the optimized parameter, give out the distribution of velocity, twist angle and tilt angle at the midle of the mtn cell when switch on or off in consideration of the backflow

    並針對選參數的mtn液晶盒作了動力學上的計算。文中分別了給出mtn盒在加電壓和撤電壓時,引流效應對反射率的影響,並比較指向,速度,中間層的傾斜角等參量分佈的情況。
  14. It can give vector of stress, and break factor and direction vector of tensive crack and shearing crack in the special observation planes ( for examples, in a stratal surface which is fluctuant in depth )

    軟體可視化包括:空間應力量(大小和方向) 、裂縫性態(張裂縫和剪裂縫發育程度及其方向量)在特觀察面(如沿起伏的地層面)上的展示。
  15. Using matlab and its add - ons simulink, through establishing simulation maths model, the paper integrates open chain vector equation ( describing motion restriction ), numerical value simulation ( computing velocity and displacement while given acceleration ) and matrix algebra, etc. to accomplish dynamic simulation for the robot and verifies the results for kinematics of the robot using analysis method, and it establishes foundation for following study for the robot such as kinetics, control, etc

    利用matlab及其附加軟體simulink ,通過建立模擬數學模型,綜合開環量方程(描述運動約束) 、數值模擬(在加速度已知時計算速度和位移) 、以及矩陣代數等來完成機器人動態模擬,對所研究的機器人運動學分析結果進行驗證,結果基本一致,為機器人的后續研究,如動力學,控制等奠基礎。
  16. The angular extent in a specified plane which contains all the radius vectors of the polar curve of luminous intensity having lengths greater than a specified fraction of the maximum

    在某一平面上,一角寬范圍內所包含的光強極軸曲線上的徑長度均大於其最大值的某一特比例,這種情況義為光束的發散。
  17. Radar echoes include echoes of lands, islands, all kinds of moving targets, racon, sart and sea, etc. arpa marks consist of fixed range marker, variable range marker, electronic bearing line, guard zone, heading - line, parallel index ( 4 navigation lines ), vector lines ( or pad ) and past track information of tracked target ships, marks of trial manoeuvres, ect

    雷達回波包括陸地、島嶼回波,各種活動目標的回波,雷康、 sart回波,海雜波等。 arpa符號包括包括固距標圈、活動距標圈、電子方位線、警戒圈、船首線、 pi線、已錄取目標的量線以及歷史航跡(或pad ) 、試操船符號等。
  18. Based on the tms320f240 controller produced by ti company, the hardware and software designation of the symmetrical voltage space - vector pwm is presented. designed a digital controller with tms320f240 to modulate the speed of the motor, in which the keyboard and led display are bedded. it can be to set the frequency of motor and display the run frequency of motor in real time

    基於ti公司的tms320f240控制晶元,介紹了對稱空間電壓量硬體設計和軟體設計,採用tms320f240設計了一款用於電機變頻調速的數字控制器,該控制器上設計有鍵盤和led顯示,可以設和動態顯示電機運行頻率。
  19. Abstract : it presents the law of “ the reverse is positive ” on how to evaluate the unknown force of statically determinate structure, the movement law of force vector for drawing the axial force diagram and shear diagram. and expounds the simple and convenient method of drawing the moment diagram according to the rubber band deformation, and the auxiliary teaching software corresponding to the above - mentioned methods. the methods are believed to save class hour and gain a better effect on teaching

    文摘:闡述了求靜結構未知力的反為正規律;繪制軸力圖、剪力圖的力移動法則;按照橡皮筋變形繪彎矩圖的簡便作法以及與上述方法對應的計算機輔助教學軟體.相信這樣作,對教學可起到省課時、效果好的作用
  20. A mathematical model reflecting the tilt rotor unsteady and nonlinear aerodynamic characteristics in the longitudinal channel is presented in the paper. in the full flight envelope, the rotor thrust continues tilting and the aerodynamic forces of each component change as a function of airspeed and nacelle angle

    在整個飛行包線內,旋翼的推力量方向不斷變化,飛機各部件的氣動力隨發動機短艙傾角和空速的變化而變化,因而飛機的飛行動力學有很強的非常、非線性特性。
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