轉置並向量 的英文怎麼說
中文拼音 [zhuǎnzhìbàngxiàngliáng]
轉置並向量
英文
transposed dyadic-
After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control
在指向反射鏡的擺動控制方面，採用低速性能好的分裝式直流力矩電機作為指向反射鏡的驅動電機，並採用感應同步器作為角度測量元件，運用軸角轉換器ad2s80a進行角度和速度的輸出，採用技術成熟的pid控制方案，進行速度和位置雙閉環控制，以實現指向反射鏡轉動速度的平穩性和位置的精確性。Value, and the current density and intensity versus the substorm phases. moreover, the characteristics of substorm current wedge are given special attention. it is found that the density and intensity of facs reach their peak during the expansion phase, the onset of the expansion phase is triggered when imf is changed to southward from northward or the southward imf decreases, and the positions of onset are most likely to be at the edge of plasma sheet near the earth
值分佈以及場向電流強度和密度隨亞暴位相的變化，並著重分析了亞暴電流楔的特徵。結果表明，亞暴膨脹相的場向電流強度和密度都達到極大值亞暴的膨脹相是由行星際磁場轉向或南向分量變小觸發的，其起始位置很可能位於近地等離子體片內邊緣。According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d
本文首先介紹了ld泵浦nd ： yag激光器的發展狀況、主要特性及其應用，從四能級速率方程出發，推導了ld泵浦nd ： yag激光器的閾值、輸出功率和斜效率的表達式，並簡述了激光器的工作原理、結構型式和倍頻方法；其次，以空間相關的速率方程為基礎，提出了ld端面泵浦nd ： yag激光器的設計方法，給出了一定泵浦耦合方式下，振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據，以此為依據，設計了自聚焦透鏡耦合小功率ld泵浦nd ： yag激光器和透鏡組耦合高功率ld泵浦nd ： yag激光器，對激光器的輸出功率和功率穩定性等特性進行了實驗研究；再次，在帶尾纖輸出的高功率ld泵浦nd ： yag激光腔內插入一隻空液晶盒，觀察到了激光器以單縱模運轉；最後，根據泵浦光焦斑端面位置對激光輸出功率的影響規律，提出了ld端面泵浦nd ： yag激光位移傳感新方法，並進行了理論和實驗研究，研究結果表明：當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時，激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律，測量范圍和靈敏度依賴于泵浦功率，隨著泵浦功率的增加，測量范圍擴大，靈敏度提高，當端面泵浦功率為7 . 24w （最大輸出功率為1 . 926w ）時，激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。Through the study with non - linearity friction on simulation model of the stabilized system, in theory the analysis of the angular acceleration loop ' s contribution is given. in testing platform, the measure devices of angular acceleration and velocity constitute the double loops, they are angular acceleration loop and angular velocity loop. and this experiment gives the proof that the angular acceleration loop could eliminate the errors which are taken by the motor ' s reversing
最後，本文在理論上分析角加速度環對隔離度的貢獻；通過對含有非線性摩擦力矩的平臺穩定系統模擬模型的研究，從理論上驗證角加速度環具有克服摩擦力矩的能力；在實驗轉臺上加入由線加速度計構成的角加速度測量裝置，並與測速機構成角加速度環、角速度環雙環結構，驗證了角加速度環對電機換向誤差的消除作用。The kinematic performance of the macpherson suspension on a real vehicle is studied, and the changes of the front wheel alignment and the motion of the front wheel in the longitudinal and the transversal directions are figured. based on the requirements of general layout, a constrained optimization design model is set up with the steering cross rod ball joint position as the optimization variables ( design parameters ), and the sum of steering cross rod length interference while the left front wheel turning and bouncing as the objective function. and the optimization results are worked out by programming on computer
針對一種實際車型上的麥弗遜式懸架，計算分析了轉向輪跳動時前輪定位角和車輪橫向、縱向滑移量的變化情況，並根據實際車型上麥弗遜式懸架的空間布置要求，建立了以轉向橫拉桿斷開點空間位置坐標為優化變量，轉向橫拉桿斷開點空間布置坐標可變化范圍為約束條件，車輪轉向和跳動時轉向橫拉桿長度干涉量為目標函數的約束優化設計模型。We also analyze the influence of the boundary condition 、 safety distance and deceleration probability to the traffic flow. finally, we propose an crossroad modle. this model is made up of one main road and one branches ： traffic with lights placed on the crossing, vehicles " breaking while running and turning to other direction while jamming. we investigate the velocity and flow of the model when the initial density, the brake and turning probabilities, the green to signal ratio are changed. then the reasons causing all the kinds of phenomena are analyzed
最後研究了周期性邊界條件下的十字路口的ca模型，該模型由一條主幹道和一條支道組成，在幹道與支道的交叉路口設置紅綠燈，車輛在運行中對突發事件發生反應的剎車，路口的車輛可以轉向等各種實際交通行為，並通過計算機模擬，研究模型在改變車輛的初始密度、剎車概率、轉向概率、紅綠燈信號的綠信比等各種情況下支、主幹道車輛的速度、流量的變化，並分析在各種情況下交通狀況的成因，提出改善交通的有效措施。Secondllv in the 1 d random traffic flow model. the relation function between the correlation and the creation. disappearance. brake probabilities of the vehicles is presented. according to the statistical mechanical approach to the spatial correlation functions. the theoretical results agree with that of the computer simulation. thirdh. based on the bml model. a main - road traffic flow model with two speeds on two dimensions is designed. this model simulate the traffic situation of one main road and several branches in the cit traffic lights placed on the crossing. vehicles breaking ~ vhile running and turning to other direction while jamming. we investigate the ~ ' e1ocitv and flo ~ ~ of the model when the initial densitvthe brake and turning probabilities. the green to signal rati3. thc number of the branches and the period of the signal are changed. then the reasons causing all the kinds of phenomena are analvzed. finallv. we simulate the bml model using the method of lattice boltzmann which ~ vas brought out by liu mu - renand obtain the velocity - density graph similar to the previous result. the upper critical densiw above which there are oniv jamming configurations. and the lo ~ ver critical density below which there are only moving configurations are the same as before. the boltzmann function which is on the lattices shows the moving and jaxmning transition obviouslv. thus it proves the possibilit of this method on the traffic research
接著，建立了和研究了二維二速的主幹道模型，該模型模擬了城市交通中一條主幹道，多條支道的交通情況，在幹道與支道的交叉路口設置紅綠燈，車輛在運行中可以有對突發事件發生反應的剎車，在發生堵塞時，路口的車輛可考慮通過轉向來緩解交通等各種實際情況的發生，給出了車輛演化的演化方程，並通過計算機模擬，研究模型在改變車輛的初始密度、剎車概率、轉向概率、支道數、紅綠燈信號的綠信比、紅綠燈信號周期等各種情況下支、主幹道車輛的速度、流量的變化，並分析在各種情況下交通狀況的成因，提出改善交通的有效措施。最後，在劉慕仁提出的用格子boltzmann方法研究一維決定論交通流的思路下，將此法推廣到對二維bml模型的模擬上，得到了與用以往方法的研究結果相類似的速度-密度圖線，且車輛從運動相到堵塞相轉變的上下臨界密度是一致的，同時分別給出車輛在處于暢通相和堵塞相時， boltzmann函數在格子上的分佈情況，進一步驗證了此法的可行性。In order to set up the compensation standard of land value which is the key problem in the reform of land expropriation system at present, the paper aims at probing the rational, valid and operational method of calculating the compensation of land expropriation, finding the rational way to compensate the land value and reestablishing the land expropriation system of china. after comparing the domestic and international land expropriation system and the way of establish the compensation standard, the paper confirms that the land expropriation system and the compensation standard of china should be reformed at three aspects : confirming farmland ' s property rights, defining of the range of land expropriation and making a price market - based. based on even chance of property right, introducing the market mechanism and ownership market into land expropriation system, the paper raises the viewpoint of setting up the farmland ' s development right
通過國內外土地徵用制度及補償標準確定方式的對比，明確了我國土地徵用制度及補償標準改革要從農地產權、征地范圍界定、市場化定價三個方面著手；從產權平等的角度分析了征地制度中引入市場機制的重要性以及建立所有權市場的可能性，提出了增設農地發展權的觀點；通過界定發展權的歸屬，指明補償標準確定的價值取向，重建我國地價補償標準體系? ?基於產權平等的公平補償體系，包括公益性徵用和非公益性徵用補償；在耕地資源價值構成研究的基礎上，提出了耕地資源價值由經濟產出價值，社會保障價值和生態服務價值構成，並通過外部性理論、生態系統價值評價方法、工農業「剪刀差」等的研究，重構了公益性徵用的地價補償構成及量化方法；在此基礎上概算了全國2000年公益性徵用中地價補償價格；通過地租理論對土地轉用增值空間定性定量研究，重建了非公益性徵用中地價補償的構成，並指出在我國特定條件下，非公益性徵用補償是非公益性用地逐漸退出徵用過程轉向市場化配置的過渡。This strategy has many advantages : solving the problems that the system is unsteady under super - synchronization ; improving power factor of stator ( it is unity relative to that of rotor ) ; no rotor position sensor and no initial position measurement, easily building up doubly fed speed adjustment system with speed sensorless because adjusting speed is taken in the rotor coordinate and rotor current vector fixing is implemented
該方案由於引入了定子電流勵磁分量的閉環控制，使系統同時具有轉速和勵磁調節兩個調節通道，具有如下優點：一、解決了超同步工作工況不穩定的問題；二、提高了定子側的功率因數（與轉子側功率因數為1相比） 。三、由於速度調節在轉子坐標系下進行，並以轉子電流矢量定向，所以無須轉子位置傳感器，也不用檢測初始位置，易於組成無速度傳感器雙饋調速系統。With the help of dynamic qualitative information of working marine diesel power equipment in this field and expertise, a new long - distance oil monitoring expert system of marine diesel power equipment has been proposed and developed with the characteristic of expounding the dynamic features of marine diesel power equipment from the perspective of chaos knowledge, possessing intellectualized auxiliary decision - making mechanism based on fuzzy reasoning and neural network reasoning, utilizing mathematic analysis model established by means of track facility states of chaos vector and capable of evaluating the analysis results of oil monitoring facil ity ' s development of engine power and its working conditions accurately
然後，結合廣泛搜集的本研究領域內船舶柴油機動力裝置在運行中的動態定性信息與專家經驗，研製開發了運用混沌學的觀點闡釋船舶動力裝置的動力特性，並擁有基於模糊推理與神經網路協作推理的智能化輔助決策機制，採取通過求取設備狀態混沌向量等方法建立的數學分析模型進行數據分析，能準確地評價船舶柴油機動力裝置油液監控設備狀態變化趨勢及其運轉狀況的遠程輪機油液監控診斷專家系統。本文研製開發的遠程輪機油液監控診斷專家系統在internet intrabet網路環境下，具有遠程智能專家診斷的特點。Based the format of plt file made by the coreldraw graph software. pick - up vector position coordinate of the file, the imitate process is written in the soft, and edit the graph simply, such as move, rotate, zoom and portrait array. transforming plt file into numeral control file, and appointing the file path is c : / / l. nc
基於coreldraw圖形軟體生成的plt文件格式，提取文件的矢量位置坐標，在軟體編程中加入模擬過程，並且能對列印圖形做簡單的編輯操作，例如平移、旋轉、縮放和縱向排列等，將plt文件轉換成數控文件，指定文件路徑為c ： / / 1 . nc 。Indentificatiort is also the first step towards studies on protein co - and post - translational modification, and ultimately, function. in the present study, the total proteins of the photo - thermo sensitive genie male - sterile rice ( oryza sativa, peiai64s ) spikelet at meiosis stage were used as the material. by optimizing crucial factors and procedures such as sample treatment, electrophoresis parameters, and gel concentration, 2 - d maps with high quality and reproducibility were obtained
用兩種方法對經雙向電泳分離的凝膠上的蛋白質點進行了初步鑒定，一是通過電印跡轉移把蛋白質轉到pvdf膜上，再用edman降解的方法測得部分相對分子質量在10000 - 30000da的蛋白質點的n -端序列，通過網上搜索其同源性對其進行鑒定，並確定該點在凝膠上的位置。This system provides pulse signal and direction signal to step motor driver by computer ’ s controlling step motor control card, and makes motor and guage ’ s pointer rotate. computer gets the micro displacement measured by grating measuring system via rs232 serial port, and acquires guage ’ s image by high precison ccd camera, then processes the guage ’ s image by software, including pre - processing, graying, binarization, thinning and hough transform, so as to recognize the position of guage ’ s pointer, finally calculates all kinds of precision on basis of algorithm established by national detecting rules of gauges
本系統通過計算機控制步進電機控制卡來給出步進電機驅動器需要的脈沖信號和方向信號，進而帶動電機驅動儀表指針轉動，計算機通過串口實時採集光柵測量系統的微位移信號，並且通過高精度ccd攝像機實時獲取表盤圖像數據，同時通過計算機軟體實現表盤圖像處理，包括預處理、灰度化、二值化、細化和hough變換等，最終快速識別出表盤指針的位置，並根據國家表類檢定規程所制定的演算法檢定出指針式儀表的各種精度。To bj1027 pick up, for former - brind " generally great change augmenting tyre " landscape - orientation - mete, then result tyre leaning - grind. through plentiful market researching, correlative examination, data stat analyse, theory calculating and the same products and car comparating, we make clear the relation and the movement connection in suspend, veer and tyre, confirm again veer trapezia - cut - point, and adopt a series of measures, resovle tyre leaning - grind completely, elevate the whole track " capability
我們通過大量的市場調查、相關的檢測與試驗、數據的統計分析、理論分析計算，並對比同類產品及轎車進行分析研究，弄清了懸架、轉向與輪胎之間的相互聯系與運動關系，重新確定了轉向梯形斷開點的位置，並相應採取了一系列措施，徹底解決了輪胎偏磨這一問題，使整車性能得到了明顯提高。Universities should develop consciously students " career awareness, career behaviors and career capabilities rather than view their employments in a changeless sight which just answered them concerned questions and provided them with helps and thanks to appointing some occupations. we should make a special effort to educate them how to get clear self - conception, take vigorous and effective self - control and maintain a sense of self - responsibility. so they would have the courage to choose, decide and operate them
因此，高校對當代大學生進行擇業觀教育不能再用固定的眼光看待大學生的擇業行為，表現為教育指向特定職業的安置型、問題型的層面上，而應該有意識地發展大學生的職業意識、職業行為和職業能力，使他們在此基礎上形成明確的自我意識、實現積極有效地職業選擇、獲得自我責任感並進而轉化為職業選擇的力量、決定的力量和行動的力量。Finally combining the practice in agriculture bank, the author regards help - poverty loan must be converted from relief type to developing type on input mechanism, from quantity to benefit kind on plan deploying, from paying attention to issue to total quality management on loan administrative. and by a serials of optimizing discuss, the author brings forward an ideal credit loan help - poverty model, which gives " item loan " the first place and " little credit loan " the second place
最後作者結合在農業銀行的實踐認為，扶貧貸款在投入機制上應由救濟式向開發式扶貧轉變，在計劃配置上應由數量型向效益型轉變，在貸款管理上由注重投放向全面質量管理轉變，並通過一系列優化探討，提出以「項目貸款」為主、 「小額信貸」為輔是新形勢下扶貧信貸的理想模式。分享友人