矩原理 的英文怎麼說
中文拼音 [jǔyuánlǐ]
矩原理
英文
principle of moments-
22 freeman l c. a set of measures of centrality based upon betweenness. sociometry, 1977, 40 : 35 - 41
Mcs演算法的基本原理是基於聚類測度clustering centrality概念的矩陣變換。By extension theory of fuzzy set, definitions of fuzzy expect payoff and fuzzy goal of each player are given to introduce the concept of the attainment degree of fuzzy goal. furthermore, attainment degree of aggregated fuzzy goal is introduced as a commensurable measure. there are two methods in this paper to aggregate fuzzy goals : aggregation by weighting coefficients and aggregation by a minimum component
通過模糊集的擴展原理得到聯盟的模糊贏得矩陣，通過定義每個局中人對其每個對象的模糊期望贏得、模糊目標，引出模糊目標實現度這一概念，進而引入聯合模糊目標實現度的概念來統一度量，並給出了兩種聯合模糊目標的確定方法：權重系數法與最小分量法。Firstly, it introduced the import principium resolving thread and steps of analytic hierarchy process. secondly, it erected model of population modernization, which based on the steps of analytic hierarchy process. lastly, it got the maximal eigenvalue of dissymmetric matrix and corresponding eigenvector with sas, and normalized the eigenvector to get weight value
本章分為兩部分，第一部介紹分析法的提出、原理以及解決問題的思路和步驟；第二部建立模型確定權重，根據層次分析法的原理和步驟，建立人口現代化指標體系的模型，運用sas求解所構造的非對稱判斷矩陣的最大特徵值，從而得出所對應的特徵向量，變形后得到權重。By equilibrant theory study has been carried out for the causation to improve the oriented capability of the new type bogie to passing through the curve line
摘要利用力（矩）的平衡原理，分析了新型轉向架曲線導向性能提高的機理。Among them the gray level co - occurrence matrix ( glcm ) and gray gradient co - occurrence matrix ( ggcm ) methods, which attributed to the statistic textural analysis scheme were then chosen to extract the textural features of five kind areas on satellite images. in the second part the principle of classification and bp neural network were introduced. combined with textural features, the improved bp neural network successfully performed on the classification of the satellite images
論文的第一部分介紹了進行紋理特徵研究的一些典型的方法，利用其中的基於統計的紋理分析法中的灰度共生矩陣以及灰度一梯度共生矩陣法，分析了衛星雲圖上五類區域的紋理特性；第二部分主要介紹了遙感圖像分類原理以及神經網路中的bp演算法，在對演算法原理進行深入理解的基礎上，把紋理特徵與神經網路進行組合，實現對衛星雲圖進行分類分析；第三部分內容是在前面圖像分類結果的基礎上，對序列圖像用相關匹配法進行運動分析，反演雲跡風風場。Based on fault diagnosis theory, network theory, matrix theory and computer arithmetic, a method of optimized erosion diagnosis for medium or large - scale grounding grid is discussed in this paper
本文所研究的中大型接地網腐蝕優化診斷方法是將故障診斷學原理、網路理論、矩陣理論及計算機演算法結合起來，應用於接地網腐蝕診斷這一工程實際問題。Based on the same principle of floating stability calculation of rectangle caisson, the moment of inertia of gravity axis of the fan shape is transformed through coordinate transformation formula, and the general formula and calculation method of floating stability for c limier caisson with partition ails are obtained
摘要引用矩形沉箱浮遊穩定計算的相同原理，把扇形重心軸的慣性矩通過轉軸公式的轉換，再經數學證明，得到帶箱格圓形沉箱浮遊穩定計算的通用公式和計算方法。Being a sort of new principle micromotor in the fronitier of science. the ultrosonic motor ( usm ) is developed at recently twenty years. utilizing the stator surface particle elliptical motion excited by piezoceeramics, the usm is drived by friction force between the stator and rotor. compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism
超聲波電機（ ultrasonicmotor ）是近二十年來發展起來的一種新原理電機，其原理不同於傳統的電磁型電機，它是利用壓電陶瓷的逆壓電效應使定子的表面質點產生橢圓運動，通過定子和轉子之間的摩擦力驅動轉子運動。這種新型的電機與傳統電磁電機相比，具有響應快、不受電磁干擾、結構緊湊、低速、大扭矩、斷電自鎖等優點，因而在微型機械、機器人、精密儀器、家用電器、航天器、汽車等方面顯示出廣泛的應用前景。Second, it presents the project design of an astronauts ’ kinetic measurement system that can precisely measure the forces and moments of key points on motorial person. it presents a principle and flow of the project design of an astronauts ’ kinetic measurement system. and it particularly discusses the demarcate of camera system, the gathering and storage of experiment pictures, pick - up of the symbol data, the parameter calculating method of target movement, and the general design of assistant equipment
然後給出航天員作用力測量實驗系統的設計方案，該系統能夠克服重力影響，較精確地得出運動時人體各關鍵點產生的力和力矩;給出了航天員運動參數測量實驗系統的原理及流程，並詳細論述了攝像系統標定，實驗圖像的採集與存儲，標志點數據的提取及目標運動參數解算的方法;給出了輔助設備的概要設計。Combining the homogeneous matrix transformation theory of space mechanism and computer graphics, we raise the general principle and motion simulation ' s method of complicated mechanism, which is represented by spacial multipole structure of open chain
通過將空間機構學齊次矩陣變換原理和計算機圖形學原理相結合，提出了以空間多桿開式鏈機構為代表的復雜機械繫統運動三維圖形模擬的一般原理和方法。The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器，而掌握光與介質的相互作用理論是研究激光器的關鍵，採用拉姆半經典理論為主，在密度矩陣理論的基礎上，推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程，運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組，在此基礎上，運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ，對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究，並且運用全量子理論，對激光工作原理進行分析，得出二能級系統單模輻射場的光子數密度分佈，得出激光場的光子統計分佈，模擬激光場的動態建立過程。This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀，液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹，然後確定了以二元調寬脈沖再平衡測試迴路為設計方案，並從控制理論的角度進行了分析，著重研究了系統中各部分的傳遞函數，利用系統開環傳遞函數分析了系統的穩定性，同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題，並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路，驗證了電路的正確性，最後按照測試系統的要求，採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具，利用該圖形化編程語言完成了測試系統軟體部分的設計，實現了測試功能。The principle of superposition is often used as the main postulate, from which the reciprocal theorems and hence the symmetry of the flexibility matrices are proven.
疊加原理經常用來作為主要的假設，由此互等定理以及柔度矩陣的對稱性得到證明。According to theory of bent structure, the paper applies the moment balance and potential energy theory, and works out the modified modulus 1 and 2 for the depth of burying foundation and toft transmutation, which effect buildings dynamic period
根據排架結構分析理論，應用力矩平衡及勢能原理分別推導出地基變形及基礎埋深對結構自振周期的修正系數_ 1和_ 2 。This dissertation is chiefly act below work : ( 1 ) expatiating the equipments diagnosis technique development process and trend, putting forward the standpoint that giving systematical diagnosis to the mechanical and electrical equipment and expanding the technical application in equipment diagnosis, making it breakthrough the traditional application of maintaining etc. in equipments, still be used for improvement and development etc. s of new product ' s design ; ( 2 ) probing into vibration type and disposal method of vibration signal, the usual method of equipment condition recognition, the essential constitutes and development trend of observation and diagnosis system ; ( 3 ) introducing the development trend of domestic and international crusher and the distinguishing feature of double turnplate stike crusher which is a new product. according to the breakdown phenomenon in running process, establishing the fault tree and deducing every kind of foundation affairs resulting in fault ; ( 4 ) studying the calculation method of critical rotation speed
本文主要做了以下工作： （ 1 ）闡述了設備診斷技術的發展過程及發展趨勢，提出了應結合實際對機電設備進行系統診斷的新的技術思路，用實踐證明了應當拓寬設備診斷技術應用的范圍，使設備診斷技術既可以在設備管理和設備維修中得到應用，也可以用於新產品的設計改進及開發等； （ 2 ）探討了振動的類型及振動信號的處理方法，設備狀態識別常用的方法，監測與診斷系統的基本構成與發展趨勢； （ 3 ）介紹了國內外破碎機的發展趨勢，以及雙轉盤沖擊破碎機這一新產品的結構和特點，並根據試機過程中出現的故障，建立了故障樹，並導出了導致故障發生的各種基礎事件； （ 4 ）研究了臨界轉速的計算方法和原理，用傳遞矩陣法計算出了破碎機內轉盤的臨界轉速。Based upon virtual displacement method and the updated - lagrangian approach, stiffness matrices for two - dimensional elastic - plastic beam model in large displacement were proposed, in the derivation of which transverse stress was included because it was believed that part of the 2nd order effects of various stresses, which are in equilibrium with each other and with the external loads, will counteract each other and neglecting either part would possibly lead to incorrect results
利用虛位移原理和更新的拉格朗日方法，導出了大位移彈塑性梁單元剛度矩陣的顯式表達式，在剛度矩陣推導中引入了截面內非線性剪應力和橫向應力的影響，剛度矩陣通過了剛體檢驗。之所以要引入橫向應力的影響，是因為本文認為，保持平衡所需的所有應力，它們各自的二階效應會相互抵消，因此忽略其中的任何一項都可能導致不正確的結果。Abstract : constraining moment between winding beam and cantilever beam should be considered when cantilever beam and its complete winding beam are in the case of bearing heavy load, even working carriers. this paper uses the the ory of constraining moment of crossing component to solve this problem, also st ates the calculating theory of constrainging moment, and does deduction of formula
文摘:鋼筋混凝土懸臂樑上與其整澆的邊梁在負荷較重，甚至做為重要承重構件情況下，應考慮邊梁與懸臂梁相互之間的約束力矩.本文採用相交構件約束力矩理論來計算解決這一問題，並對約束力矩計算原理進行論述和公式推導After studying the relation of distributive function and density matrix, the electron energy is calculated in magnetic field according to the distributive function in the thermodynamic statistical physics and the density matrix average value principle in the quantum mechanics, respectively
摘要研究正則系綜中的配分函數與密度矩陣的關系，分別採用熱力學統計物理中的配分函數和量子力學中的密度矩陣與平均值原理，計算電子在磁場中的能量。A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide. a kind of expression of approximate solution for domain mode of the new waveguide, including symmetric, unsymmetric arc, parabolic arch, hyperbolic arch, elliptic arch, etc., is constructed by using boundary condition of mental waveguide, variational method and boundary element method. by using the equivalence principle, an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived, and the result is shown. although this solution is approximate, it can solve the problem in designing the slotted antenna of such conformal waveguide
把矩形波導一個寬面外突成均勻曲面構成的新波導統稱為共形波導.利用金屬波導邊界條件、變分法、邊界元素法構造這種新波導中主模場的一種近似解表達式，包括曲面橫截線為對稱、非對稱圓弧，拋物線弧，雙曲線弧，橢圓弧等.然後根據等效原理，推導非對稱圓弧矩形波導曲面上窄的縱向半波長縫隙的等效諧振電導的近似計算公式，給出計算曲線.這種解雖然是近似的，但卻能解決這類共形波導縫隙天線的工程設計According to the working principle of magnetic bearing, there exists force coupling, magnetic coupling in radial magnetic bearings inside the magnetic suspension rotor system, and there exists force coupling, moment coupling between magnetic bearings as well
摘要磁懸浮轉子系統中，根據磁力軸承工作原理，徑向磁力軸承內存在力耦合、磁耦合；徑向磁力軸承之間存在力耦合、力矩耦合。分享友人