立方軸系 的英文怎麼說

中文拼音 [lìfāngzhóuxì]
立方軸系 英文
cubic axial system
  • 立 : 動1 （站） stand; remain in an erect position 2 （使豎立; 使物件的上端向上） erect; stand; set up...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 軸 : 軸Ⅰ名詞1. （圓柱形的零件） axle; shaft 2. （對稱部分的直線） axis 3. （圓柱形的纏繞器物） roller; spool Ⅱ量詞（用於纏在軸上的線以及裝裱帶軸子的字畫）
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 立方 : 1. [數學] cube 2. [簡] （立方體） cube3. （立方米） cubic metre; stere
  1. Effective approaches of forming & refining cc is also presented correspondency. this paper, taking xibei group as an object of study, discusses cc in detail using the method of quantitative & qualitative analysis, theory & practice analysis, enriches the theory related cc, establishes a set feasible indicator system of cc evaluation, presents some effective approaches to form & improve cc. the research conducts in this paper is also useful for other enterprises

    本文運用比較分析、系統分析、定性與定量分析、理論與實踐分析等方法，以西軸集團為研究對象，對核心競爭力做了深入研究，豐富了有關企業核心競爭力的理論；建立了一套可操作性強的評價指標體系，一定程度上彌補了核心競爭力知識在此方面的不足，為核心競爭力的量化做了有益探索；提供了一些有效的培育和提升的途徑和方法，對那些可望塑造核心競爭力的企業具有參考價值。
  2. The time - scale amplitude plot and phase plot based on hermitian wavelet transform are presented to singularity detection of signal. the corresponding relation relation between singularity and amplitude plot or phase plot is created. as successful application, fault of axletree damnify is found by means of this method

    提出了基於hermitian小波變換的時間?尺度幅圖和相圖來識別信號奇異性的方法，建立了信號奇異點與幅圖和相圖的對應關系，在軸承損傷故障診斷中取得了成功的應用。
  3. Moke and fmr studies were performed on epitaxial single crystalline fe ph. d thesis ; investigations of magnetic properties on magnetic thin, ultrathin and patterned films ultathin films on iii - v semiconductor inas substrate with thickness of 8 - 25monolayer ( ml ). the major findings are listed below : ( 1 ) the in - plane magnetic crystalline anisotropy of film with 8 - 25 ml thick are four - fold anisotropy, and the in - plane unixial anisotropy of fe / inas films decreses faster with thickness than that in fe / gaas films. it could be explained that the stain relaxation of fe / inas films is also faster than that in fe / gaas films as indicated by leed

    對于外延生長在inas襯底上、厚度為8 - 25ml的超薄fe單晶膜進行了鐵磁共振和磁光研究，獲得以下幾點結果： （ 1 ）膜厚在8 - 25ml之間時，薄膜面內的磁晶各向異性為四度對稱各向異性，垂直單軸各向異性比同厚度的fe gaas系統小許多，而立方各向異性則比fe gaas系統更接近bcc結構的fe 。
  4. The paper was based on load - bearing properties of elementary aerostatic bearing, predigested support and spindle structure of multi - support aerostatic motorized spindle, established finite - element analysis model, analyzed all kinds of structureal designs of shafting refer to ansys software, analyzed and compared load - bearing characteristics

    摘要基於單元氣體靜壓軸承的承載性能，簡化多支承氣體靜壓電主軸的支承和主軸結構，建立了有限元分析模型，藉助ansys軟體分析軸系的各種結構方案，並進行承載特性分析對比。
  5. This thesis was divided into eight chapters, and the main results and innovations obtained here can be summarized as follows : ( 1 ) the physics model of tsrs in frequency conversion crystals has been built up firstly. based on quantum - mechanical viewpoints and the following physical processes and parameters : the two - photo interaction of light with matter, paraxial diffraction of stokes, langevin noise sources, reflection at the faces and the edges of crystals, gain coefficient, beam aperture, pulse width and fluence of 3, the physics model of tsrs in kdp and kdp crystals acting as high - fluence frequency convector and the paraxial operator maxwell - bloch - langevin equations have been built up

    全文共分八章，取得的主要成果及創新點如下： （ 1 ）首次建立了諧波轉換晶體的tsrs物理模型本文根據量子力學原理，在考慮如下物理過程和參量的基礎上：光與物質的雙光子相互作用； stokes光的傍軸衍射； langevin （郎茲萬）噪聲源；晶體表面反射和端面反射；增益系數、光束口徑、脈寬和三倍頻光能量密度，推導出高通量激光在kdp和kd ~ * p諧波轉換晶體中的tsrs物理模型和空間上的近軸算符maxwell - bloch - langevin方程組。
  6. We wish to introduce ourselves to you as a professional corporation specializing in all kinds of engine bearings and interested in establishing mutually beneficial business relations with you

    我們樂于向貴方介紹我們自己，我們是專業從事各種發動機軸瓦的專業公司，願與貴方建立互利的業務關系。
  7. Firstly, in order to treat the local weakened effect of the crack on the shaft, the equivalent line - spring model is built. then the constitutive equations are derived and the flexibility model of the rotating shaft is discussed. based on the lagrange equations, the non - linear dimensionless differential equations of the single rotor system with the disk and crack located at an arbitrary position of the shaft are obtained

    首先為處理裂紋對軸的局部削弱作用，提出了等效線彈簧模型，推導了線彈簧彈性本構關系，獲得了裂紋轉動軸的柔度模型，然後，應用lagrange方程建立了盤和裂紋處于軸任意位置的無量綱的單盤轉子系統的非線性運動控制微分方程。
  8. In this thesis, the mathematical model of transitional process is built up during salient - pole synchronous motors ( asynchronous starting based on the state equations under d - q frame, simulation model about asynchronous starting using matlab software is set up. it proves the novel exciting winding control way through analyzing and studying the simulation curves, and provides the best exciting in towards polarity way using " stator - electricity " during salient - pole synchronous motors ( asynchronous starting through analyzing the fault of traditional way to exciting

    通過分析d q軸系下的凸極同步電動機狀態方程，建立了凸極同步電動機異步起動過渡過程的數學模型。利用matlab模擬軟體建立凸極同步電動機異步起動模擬模型，通過模擬曲線分析、研究，證明本文提出的新型勵磁繞組控制方法的正確性，並通過分析傳統投勵方法的缺陷，提出了"定子電量法"實現凸極同步電動機最佳順極性投勵的方法。
  9. On such a basisthe commonly used monomial error accumulating totals correction method is introduced. the author proposes a coordinate transformation method to deal with its drawbacks of maths model imperfection, not applicable to lange - angle deviation and adding to the difficulties of equipment. while orientating the order of matrices according to the principle of the accordance between coordinate ' s rotating order and the physical process of device measuring, a strict maths model of the influence of axis system deviation on surveying angles is concluded and the corresponding correction method is induced. its far - reaching meanings are as follow : ( 1 ) the maths model of the influence of axis system deviation on surveying angles established by the new method is concluded after considerations for the three deviations simultaneously. changes under all circumstances are included, so it is theoretically a perfection of maths method

    在此基礎上介紹了國內目前採用的軸系偏差對測量角影響的經典改正方法?單項差累計改正法，並針對該方法存在的數學模型不完善、對大角度偏差不適用、增加設備調整難度等缺陷，提出採用坐標變換方法，並根據坐標的旋轉次序與設備測量的物理過程相符合的原理定位各矩陣的先後順序，推導出了軸系偏差對測量角影響的嚴格數學模型，歸納建立了相應測量角的改正方法。
  10. A common recognized method for the shaft alignment, is to set up a physical model, and appropriately locate each bearing in compliance with the required bearing load, stress and shear force and slop etc, so as to fix the shaft with the curve line as required and obtain a right distribution of bearing load

    對于軸系校中計算，國內外比較通用的方法是對軸系相關的要素進行處理，建立物理模型，按照規定的軸承負荷、應力，轉角等限制條件，確定各軸承的合理位置，將軸系安裝成規定的曲線狀態，以達到使各個軸承上的負荷合理分配。
  11. The equation can solve bearing load distribution in multi - support rotor - bearing system by generalizing. 200mw generator set, 300mw generator set and 600mw generator set were analyzed and computed. the results indicate that the values of numerical calculation have a good agreement with known performances

    本文分析了汽輪發電機組軸系的動力特性，建立了大型汽輪發電機組軸承負荷分配計算的矩陣方程，該方程可用於計算軸承的負荷，並用實例說明了求解方法，該方程可推廣到求解多支承轉子?軸承系統的軸承負荷分配，對200mw機組、 300mw機組、 600mw機組進行了分析計算，結果表明理論計算和實際情況一致。
  12. Load sensitivity matrix and elevation sensitivity matrix were educed. the equation can solve bearing load sensitivity and elevation sensitivity in multi - support rotor - bearing system by generalizing. the results of utilizing these equations to analyze bearing loads agree with known performances

    討論了軸承負荷敏感度計算方法和標高敏感度計算方法，建立了軸承負荷敏感度矩陣和標高敏感度矩陣，該方程可推廣到求解多支承轉子?軸承系統的軸承負荷敏感度和標高敏感度，利用該負荷敏感度矩陣和標高敏感度矩陣對軸承負荷分析所得的結論與實際情況一致。
  13. The control algorithms of both traditional and intelligent main - engine speed regulator are emphatically discussed in the thesis. the author established an simplified integrated mathematical model for marine main diesel engine, screw propeller and axis series with the mother type of large low speed diesel man b & w. the digital simulations for pi speed regulator are completed

    本文討論了主機速度控制的兩種實現方法；論文以實船應用的manb & w大型低速柴油機為母型，建立了柴油主機、螺旋槳、軸系一體化的簡化數學模型，並對常規柴油主機pi調速系統進行了數字模擬。
  14. The topic has analysis the body in the static, dynamic and the thermal - stress using the finite element method. in the analysis, adopting entity model building to build the fea model, predigesting the bonded block, using entity equivalence the bearing effect, adopting indirect method to couple the mechanism load and thermal load

    分析中，採用實體建模方法建立了機體的有限元模型;對結合部進行了簡化處理;用實體等效軸承的作用;採用間接法耦合了熱載荷和機械載荷的作用;應用錘擊法對機體和軸系進行了動態性能實驗。
  15. A new bearingless induction motor system with five degrees of freedom is developed including a bearingless induction motor and a permanent magnet biased axial - radial magnetic bearing. the control strategy of bearingless induction motor based on air - gap flux orientation is introduced, and the decentralization pid control is used to maintain equal air in the five degrees of freedom. the digital controller guarantees rotor suspension steadily, and the speed of rotor reaches 3000 rpm

    闡述了無軸承異步電機的氣隙磁場定向控制策略，採用該非線性控制方法能使無軸承異步電機解耦成轉矩子系統和磁懸浮徑向力子系統，從而可以採用經典pid對這兩個獨立的子系統進行控制，首次實現了系統在0 3000rpm轉速范圍內的穩定懸浮。
  16. So, in the paper, proceeding from the automatic control of extrusion velocity and based on the basic control strategy presented firstly, the relation among parameters of the process such as pressure, temperature and displacement is investigated, and the model of the process has been built using system identification method. then, a corresponding controller is designed together with its control algorithm, and the control system is proved viable and effective by the results of simulation on the control system. in the end, the problem of the realization of the control system is discussed by using modularization method. the hardware of the control system is designed and a sofeware with a perfect manmachine interface is developed, too

    因此，本文從擠壓速度的控制出發，首先探討並確立了本系統的基本控制策略；然後根據此控制策略的必然要求，對該工藝擠壓過程所涉及到的擠壓力、溫度、擠壓軸位移等參數間的關系進行了深入研究，利用系統辨識方法建立了擠壓過程關鍵階段的數學模型；在此基礎上完成了相應的控制器設計，給出了控制演算法，並對所設計的控制系統進行了模擬。
  17. Second, a jeffcott rotor model supported by two seals bearings in its two ends is established to simulate the shafting of simple turbines ( only short - and - straight - blades are included in the shafting ). and periodical response of the system is obtained by using the newmark method. then, the dynamic characteristics of rotor system at the certain rotate speed and the certain physic

    其次，建立了一個用來模擬簡單汽輪機軸系（只含有短直葉片）的兩端用滑動軸承支撐的jeffcott轉子模型，並用newmark方法求得了系統的周期響應，根據系統的周期響應、 poincare映射圖、頻譜圖、分岔圖等，分析了系統在特定轉速及特定的轉子系統參數下的運動特徵。
  18. According the principle of the statistical energy analysis method, define subsystem the whole system into four subsystem : subsystem of rail ' s vertical vibration, subsystem of wheel ' s vertical vibration, subsystem of wheel ' s lateral vibration and subsystem of acoustic space. then define the power flow equation between the subsystems

    首先根據統計能量分析方法中子系統劃分的原則，將整個結構系統劃分為：鋼軌的垂向振動子系統、車輪的徑向振動子系統、車輪的軸向振動子系統及聲空間子系統共四個子系統；並且建立了子系統間功率流平衡方程。
  19. This article states the applicable method for the shaft alignment calculation and rationale in element process, setup of model and alignment calculation

    本文闡述了軸系校中計算的方法及計算過程中，要素的處理，模型的建立，校中計算的基本方法。
  20. Compared with the ordinary optimization algorithm of calibration, this algorithm is simple, less computational and high accuracy. finally, the paper put forward the ranging method based on similar triangle principle. it gives two ranging models according cooperation object vertical in the optical axis or not vertical in the optical axis and does experiment

    最後，本文提出了一種基於相似三角形原理的測距方法，根據合作目標與攝像機主光軸垂直與不垂直兩種情況，給出了兩種測距模型，建立實驗系統並進行了實驗，通過近距離段與遠距離段的測距結果與誤差分析驗證了此方法的有效性，能夠準確的確定合作目標的位置，計算簡單，測量精度高，具有重要的理論意義和工程使用價值。
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