數組轉置 的英文怎麼說

中文拼音 [shǔzhuǎnzhì]
數組轉置 英文
array transpose
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ名詞1 (由不多的人員組成的單位) group 2 (姓氏) a surname Ⅱ動詞(組織) organize; form Ⅲ量詞(...
  • : 轉構詞成分。
  • : 動詞1. (擱; 放) place; put; lay 2. (設立; 布置) set up; establish; arrange; fix up 3. (購置) buy; purchase
  1. In this paper, it is shown that some atomic formulas of symbolic states generated by the algorithms can be removed to improve the model checking time - and space - efficiency. such atomic formulas are called as irrelevant atomic formulas. a method is also presented to detect irrelevant formulas based on the test - reset information about clock variables

    一個時間自動機是一個五元n , l 0 , c , e , i ,其中n為一個有窮的位集合, l 0n是初始狀態, c是一個取實值的時鐘變量的有窮集合, e ng c 2 cn是換的集合。
  2. Abstract : in the research of internal combustion engine, recordingin - cylinder pressure and temperature is an essential technique to study the thermal cycle of internal combustion engine. the combustion analyzer developed in this study will give both the measurements at sampling points per crank angle or sampling cycle, calculate and show the real time parameters which decide the working process of internal combustion engine, such as pressure accelerating rate, indicateed mean effective pressure, cycle - to - cycle variation, heat release rate, etc. compared with the imported congeneric products, the analyzer has many advantages such as chinese interface, low price, easy operateing, convenience in maintainance and easy upgrading

    文摘:為了測錄內燃機缸內的壓力及溫度,開發了一種內燃機燃燒分析儀.該分析儀由國產高速據採集卡及自行開發的控制軟體成.它不僅能精確設每度曲軸角內采樣點的個和採集循環,而且在採集過程中能實時計算和表徵內燃機工作過程的壓力升高率、平均指示壓力、循環變動率、放熱率等參.經實際使用以及與國外產品相比表明,此分析儀具有全中文界面、價格低、操作簡單、使用維護方便、功能便於擴充等優點
  3. The hardware mainly consists of three parts : signal pre - amplifying and conditioning circuit is used to amplifying the microseismic signals which have detected, signal processing and target identifying circuit based on singlechip is used to convert the analog signals which have been amplified to digital signals and go through signal analysis, processing to identify the moving target, the sending and receiving setting is used to send the identifying result to the decision - making and he can take relevant action according to the result

    硬體主要由三部分成:信號調理電路對檢測到的微弱地震動信號進行放大;基於單片機的信號分析與目標識別電路將放大后的模擬信號進行a d換,進一步將得出的字信號分析、處理,實現目標識別;識別結果發射與接收裝將識別結果發射給決策者,由其根據接收結果採取相應的措施。
  4. Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method

    在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,建了裝主機與多探測器之間的主從式通訊網路,實現了多干擾條件下裝主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及字信號的串並換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝主機及探測器的軟體程序。
  5. 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、泵浦光焦斑位等參的選取依據,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;最後,根據泵浦光焦斑端面位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與泵浦光焦斑的縱向位成高斯變化規律,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 。
  6. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況,在回顧電梯液壓控制系統節能技術的基礎上,介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理,分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參設計,重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝的設計、蓄能器-泵馬達壓力能量換裝的設計、多功能集成控制閥的設計等內容;最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及據採集系統的硬體設計等內容。
  7. The paper is built as follows. in chap 1, we introduce the applied context of the minimal norm least square solutions for vandermonde matrix first. the fast algorithm of the minimal norm least square solutions for vandermonde matrix with mxn order and its transpose are presented later through constructing vtv ( or wt ) and seeking their inverses

    本文的結構如下:第一章先給出了vandermonde方程的極小范最小二乘解的一些實際應用背景,然後通過構造方陣v ~ tv (或vv ~ t )並求其逆矩陣導出了求以m n階vandermonde矩陣及其,以及m n階跳行vandermonde矩陣為系陣的線性方程極小范最小二乘解的快速演算法。
  8. A quick spectroscopic diagnostic system for the flame temperature is set up in this paper. it consists of an optic imaging system, a scanning system, a dispersive system, a photoelectricity conversion cell, operational amplifiers, a computer - based data collection system and a data processing. the temperature profile varying with the time can be quickly measured by this system

    目前光學診斷由於其相應快、精度高,屬于非接觸式測量手段,在研究中得到越來越多的應用,這里要介紹的就是本文中建立的一套光學診斷系統,它由高壓燃燒室、旋鏡掃描儀、旋鏡控制器、小型光柵攝譜儀、光電換裝,微弱信號放大器以及據採集系統成。
  9. There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor

    本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內的高速計器以及相應的外圍放大整形、分頻電路,實現了水輪發電機頻率的測量;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參、變結構的pid調節模式;調速器的機械液壓隨動系統具有步進電機電液換元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動器,實現plc與步進電機驅動器之間字介面。
  10. Dissertation explains the theory and characteristices of switched reluctance motor based on its idealy linear math mode. analyseing and researching on control characteristic, control parameters, control strategy and their relationship, thesis designed hardware circuit and software of control system based on the strategy. dissertation discussed the transform function of system and illustrates it is essential to chang parameters in the pid control arithmetic, estimating parameters for the digital pid controller primarily, dissertation also researched on the exciting and protection of igbt

    論文以開關磁阻電動機的理想線性學模型為理論基礎,對其原理特性進行了說明,對開關磁阻電動機的控制特性(速、矩) 、可控參(導通角、關斷角、相電流、繞端電壓)與控制策略(電流斬波、電壓斬波、角度位控制等)及它們之間的關系進行了研究和分析。
  11. By means of temporary stability of combining drift coefficient of angle sensor and through missile rotating two - position measurement, measuring rotating angle between the two positions by vertical sensitive axis x, and sensing the changes of ground velocity component between the two positions by horizontal sensitive axis and z, the position of the component is determined to realize the azimuth alignment before launch of tactical missile

    角敏感元件漂移系具有短期穩定性,通過彈前後兩位合的測試,垂直敏感軸計測彈過程中兩位之間的角,兩水平敏感軸敏感計測地速分量在前後兩位的變化,由此計算出部件當前所在方位,從而實現戰術彈射前的方位對準。
  12. It is showed that the torque ripple is not only connected with the phase currents, but also with the other factors, such as the instantaneous phase emf ' s in the case of commutation, the angle of commutation and the parameters of the windings

    從一個新的角度分析了繞換相引起矩波動的原因,指出換相矩波動不僅與電機繞電流有關,還與換相時相繞感生電勢瞬時值、換相位角、繞等因素有關。
  13. Through the experimental analysis of the single factor, the influence of the rotation speed of the two kinds cross - flow fan and the forward speed was find on grain losses of the unit, finally the optimum combination of the forward speed and the rotation speed was got

    通過單因素的實驗分析,找出在橫流風機不同風機速,不同的行車速度下摘脫裝落粒損失的變化規律,並確定了最佳的裝合。
  14. The author also uses the computation by tabulation to test the to all kind of possible planning schema of section station, and figure out the cost of transportation by the component of car flow from the viewpoint of economical evaluatioa at last, a feasible planning schema about section station of xiang - shi line is drawn

    並採用行車織中慣用的表格計演算法分析驗證各種區段站設方案的優劣,又從經濟評價的角度計算各種區段站設方案條件下可能產生的有調中車流和無調中車流的量,計算出各種方案的運輸成本費用,進一步論證襄石線區段站設方案的可行性。
  15. The purpose of this paper is to find out the characteristics of corporate restructuring and reorganizations under the background of strengthened supervision and improved accounting standards in 2001. using financial data on chinese public firms that had performed restructurings in 2001, this paper studies the impact of restructuring activities on firms " performance. it finds that performance of sample companies are better than the market average both before and after restructuring, but financial ratios does not improve obviously, what ' s more, the roe ratios even drop generally, which are very different from the characteristics during the past few years

    本文採用以財務據為基礎進行評價的方法,對2001年上市公司資產重進行研究發現,從資產重的方式來看,收購兼并所佔比重最高,業績較好的公司偏向于選擇這種重方式,而資產換、股權讓仍為績差公司所青睞;從重前後財務指標的變化來看,重公司表現優於市場平均水平,但與往年重公司當年業績即得到明顯提升不同, 2001年重公司財務指標並未得到顯著提高,凈資產收益率更是全面下降,統計對比不支持上市公司利用資產重調節公司績效的觀點。
  16. Finally, we propose a main road model in city traffic according to the improved ns model with open boundary conditions, and study some characters about this model with different parameters. our purpose is to find out the actor which influent the main road ' s average speed and current, and also the law of city traffic. then we can give some advise for managing and controlling the main road trffic. organization and self - organization cooperation in this model is discussed. the effect of roads ' length, the number of intercections and their positions is self - organization, and the effect of the deceleration probability, the injection ( extinction ) rate, the cycle times of traffic lights is organization. we analyse the effect of the parameters above separately

    最後,在開放邊界條件下改進ns模型的基礎上,建立二維城市主幹道模型,研究不同參條件下模型的性質,找出影響主幹道流量、速度的因素及城市交通流變化的規律,給出適當的參匹配,為主幹道管理和控制提供依據。主幹道模型由一條東西向的主幹道和若干條南北向的支道成,在支道和主幹道的交叉路口上設紅綠燈,交叉口上的車輛可以向行駛。
  17. 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(與子側功率因為1相比) 。三、由於速度調節在子坐標系下進行,並以子電流矢量定向,所以無須子位傳感器,也不用檢測初始位,易於成無速度傳感器雙饋調速系統。
  18. Converts the numeric value of each element of a specified subarray of bytes to its equivalent hexadecimal string representation

    返回由位元中指定位指定量的位元換來的
  19. For scalar equation and system of equations, we build different ghost fields, translate one equation ( system ) into two equations ( system ). we still use high resolution shock capturing method to compute the two equations ( system ) ; level set equation is used to track the interface, and the result of original equation ( system ) is determined by the level set function. thus, we eliminate the numerical dissipation which high resolution shock capturing method cannot avoid near the interface, and the resolution is enhanced

    對標量守恆律方程、守恆律方程分別構造了一種虛擬區域,將一個方程(化成兩個方程() ,對這兩個方程() ,我們仍然使用高解析度激波捕捉格式,而levelset方程用來追蹤間斷的位,原方程()的解最後由levelset函決定:這樣做彌補了高解析度激波捕捉方法在間斷附近發生值耗散的缺陷,提高間斷處的解析度。
  20. Coverage ranges from thermal properties and semiconductor materials to mosfets, digital logic families, memory devices, microprocessors, digital - to - analog and analog - to - digital converters, digital filters, and multichip module technology

    覆蓋范圍從熱性能和半導體材料的mosfet ,字邏輯家庭,記憶體裝,微處理器,位類比和模擬到換器,字濾波器,以及多晶元件技術。
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