矢量軌跡 的英文怎麼說

中文拼音 [shǐliángguǐ]
矢量軌跡 英文
vector locus
  • : Ⅰ名詞1. (箭) arrow 2. (尿) excrement; dung; feces 3. (姓氏) a surname Ⅱ動詞(發誓) vow; swear
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ名詞1. (路軌;軌道) rail; track 2. (比喻辦法、規矩、秩序等) rut; path; course Ⅱ動詞[書面語] (遵循; 依循) follow
  • : 名詞1 (留下的印子; 痕跡) mark; trace 2 (前人遺留的建築或器物等) remains; ruins; vestige 3 (...
  • 軌跡 : 1 [數學] (某點在空間移動的路線) locus; trajectory; trail; travel; path; way; [電子學] trace; li...
  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,對輪廓的化的象素點進行搜索,得到相應的圖案圖,從而確定絎縫的加工,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,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測和自動控制。
  2. Abstract : in this paper , a ray - optics analysis is performed to investigate the asymmetry of dual beam scanning field produced by a rotating polygon. some basic equations of dual beam scan are derived , such as , the position vector for the incident point , the scalar expression for reflected ray , scan pattern on observation plane ect. the far - field asymmetry of the scanning field has been discussed

    文摘:應用幾何光學理論研究了多光束轉鏡掃描場的非對稱性,導出多光束掃描入射點位置、反射線標表達式、觀察面上的掃描方程,並研究了掃描遠場的非對稱性。
  3. The steady - state errors of current closed loop system with pi current regulator in stationary and synchronous frames are compared using complex vectors. also, the corrector of rotor displacement control is studied by the root locus method

    應用復合概念,對比了靜止坐標系和同步旋轉坐標系pi電流調節器組成電流閉環系統的穩態誤差,並用根法對轉子位移控制系統的校正環節進行了研究。
  4. In the control software, the object - oriented method is used for doing system analysis and study. furthermore, the message - driven mechanism is used in the control software research and design. the instantaneous zero vector inserting space vector pwm theory is adopted to control the permanent magnet synchronous machine as the driver motor in the control software

    軟體採用面向對象的程序設計方法對系統進行分析與研究,將消息驅動機制應用於控制軟體的設計和開發之中,在控制軟體中採用瞬時零插入磁鏈法(電壓空間法)來控制永磁同步電機。
  5. After the analysis of the state of converter switches, the voltage space vector is received. on the basis of hexagon stator flux trace method of traditional direct torque control, by changing the regulation of stator flux, hexagon and approximate round trace of stator flux can be got when using different voltage space vector. the fast regulation is realized when three - value regulator is used to adjust torque

    通過對逆變器開關狀態的分析進而得到電壓空間,並且論述了電壓空間與轉矩和磁鏈之間的關系,使用兩點式調節方法對定子磁鏈進行調節,實現六邊形磁鏈和圓形方案,對轉矩採用三值調節器進行調節,以實現轉矩的快速調節。
  6. Current nod external nomal method can accurately solve the initial clearance of contact curved surface. the accurate analysis of load distribution, longitudinal load dispersion and contact patterns to spiral bevel gears has been deduced, and that the variation of the contact center of loaded spiral bevel gears and the contact center of non - loaded spiral bevel gears has been analysed

    當前節點外法法可以精確計算接觸曲面的初始間隙,本文用這一方法對螺旋錐齒輪齒間載荷分配、齒向載荷分佈以及接觸區形狀進行了精確分析,而且分析了加載情況下螺旋錐齒輪齒面接觸中心點與無載下螺旋錐齒輪接觸的變化。
  7. In the paper, based on the method of low pair replacing with high pair, the problem of cam design was transferred to that of linkage design. by means of rotary unit vectors, the equations of displacement, velocity and acceleration of the replacement mechanisms were developed. and then, the virtual linkage ' s length and direction were deduced

    論文基於高副低代原理,將平面凸輪機構設計與再現函數的平面連桿機構設計統一為同一種方法,運用圓向函數建立代換機構的位移、速度、加速度方程式,求取虛擬連桿桿長和方向,由此展開凸輪理論廓線、實際廓線、曲率半徑和壓力角的求解,並得出用圓形刀具加工凸輪時刀具中心的方程。
  8. The system uses the permanent magnet synchronous machine as the driver motor based on the idea of polygonal flux linkage locus and the permanent magnet brush - less motor is as the momentum balance motor by means of speed and current loop in order to track driver motor precisely and rapidly. the harmonious control of driver motor and balance motor is realized by making full use of the dsp hardware resource and complicated programmable logic device. the software design is composed of c and assembly language to realize motor control arithmetic of polygonal flux linkage locus

    衛星天線伺服控制系統以正弦波永磁同步電機作為驅動電機,採用多邊形磁鏈法(電壓空間法)的控制策略;動平衡電機採用永磁無刷直流電機,通過電流環、速度環達到快速、精確跟蹤驅動電機的目的,確保了衛星姿態恆定;設計方案中充分利用了dsp硬體資源和復雜邏輯陣列實現了驅動電機和平衡電機的協調控制,並通過c語言和匯編語言的混合編程實現了電機的多邊形磁鏈控制演算法。
  9. In this paper, the fundamental algorithms of toolpath planning of chinese characters based on vector font are discussed and analyzed. the object is to do some groundwork for developing a cnc ( computer numerical control ) engraving software of all copyright reserved

    本文主要內容是基於漢字庫的數控雕刻刻刀規劃基本演算法的研究,旨在為開發自主版權的數控雕刻軟體打下基礎。
  10. The coordinate system of turning polyhedron movement was selected and its vector model was established by way of analyzing the vector, and based on that, the vector expression of describing turning polyhedron movement was deduced, then the vector formula of the relative movement and the vector formula of the path of the lathe tool were built

    摘要通過分析,選擇了車削多面體運動的標架,建立了車削多面體運動的模型,在此基礎上給出了描述車削多面體運動的表達式,建立了相對運動的公式和刀尖公式。
  11. Because the digital map is used as the background for navigation, we can rectify the digital map by the trace of the navigation vehicle and reduce the cost price of map. this software is developed with international oop software engineering and advanced development tool - vc + + 6. 0

    本軟體包的最大特點就是做到了gis系統與gps系統間的無縫聯接,採用地圖作為導航背景,可以通過車輛行駛來糾正地圖,降低了精確制圖的成本。
  12. One is based on the stroke glyph, the other is based on outline contour profile. some mathematic problems about vector graphics in the plane are studied, and a concrete arithmetic is educed either. based on the algorithms, the toolpath planning of outline contour glyph data structures can be worked out

    根據規劃的需要,論文接著討論了平面內有關圖形運算的數學問題,得出了某些特徵判據具體演算法;藉助于這些基本演算法,對由整體外形輪廓字模構成的漢字,探討了基於給定數據結構描述的字模的(雕刻機)走刀路線規劃方法。
  13. The exact location of reflection and diffraction points is essential in order to calculate the polarization components of the reflected and diffracted fields and their trajectories. then, a vector addition of the received fields is carried out to obtain the total received field strength and, subsequently, the path loss along a predetermined route

    該模型基於幾何光學理論、一致性幾何繞射理論和鏡像理論,通過大的反射和繞射射線得出源點至場點的多條路徑,然後由計算求出各場點處的路徑損耗。
  14. Utilizing the interface, all most aspects of chua ' s circuit, including circuit ' s parameters, initial conditions, eigenvalues, vector field, movement track, and so on, may be fully and directly reflected. on the one hand, it solves existing situation of no - directly perceived nature and complexity in researching all aspects of chua ' s circuit ; on the other hand, investigators can still more conveniently study the circuit

    4 )設計了一個用戶界面,可對chua混沌電路的參數、初始條件、特徵值、場、運動等各個環節進行全面、直觀的反映,解決了目前研究chua混沌電路各環一竹的不直觀性和計算電路參數的復雜性,可使研究者更進一步方便的研究電路。
  15. The result shows that the change of cutter axis vector is distributed very well, and no interference occurs between the cutter and the impeller. further more the efficiency and the quality of machined surface were improved

    結果表明,採用分段側銑的方法,生成的刀位刀軸變化均勻,刀軸未發生干涉,且加工效率和加工質明顯得到提高。
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