第一四分位數 的英文怎麼說

中文拼音 [dìyīsìfēnwèishǔ]
第一四分位數 英文
first quartile
  • 第 : Ⅰ助詞（用在整數的數詞前 表示次序） auxiliary word for ordinal numbers Ⅱ名詞1 [書面語] （科第） gr...
  • 四 : Ⅰ數詞（三加一后所得） four Ⅱ名詞1 [音樂] （中國民族音樂音階上的一級） a note of the scale in gong...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 第一 : first; primary; foremost; first and foremost
  1. In part two, the optical spatiotemporal pattern in ring optic cavity is investigated. using delay feedback with spatial perturbation method, the system shows roll, square, hexagon, homocentric circle, " honeycomb " and " snowflower " pattern with different spatial perturbation functions. different patterns can be coexist and compete each other with the same perturbation function, which is the new character of this optical system with delay feedback

    第二部分，利用延時反饋的空間微擾方法研究了環形腔中二能級介質的光學時空斑圖的控制，在不同的微擾函數作用下，出現了滾筒狀、四方形、六角形、蜂窩狀、同心圓以及「雪花」狀等不同的斑圖，並且在相同的微擾函數下張勝海:博士學位論文出現了不同斑圖之間的競爭，這種競爭是我們發現的這一具有空間微擾的延時反饋非線性光學系統光學斑圖的新特徵。
  2. This text divides into five chapters altogether : chapter one in the introduction, have introduced the common sensor of displacement, has pointed out the fine characteristic of hall ' s sensor, put forward the basic task ; chapter two have introduced the basic operation principle of hall ' s component ; chapter three introduce hall temperature performance, electromagnetic characteristic, zero error, frequency characteristic and these parameter commonly used compensation method and hall simple application of component ; chapter four having recommended the measurement principle of the feedback servo mechanism, systematic implementation method, the experimental result has appeared, structure the mathematics model, and has analysed the error ; chapter five have pointed out the developing direction in the future while looking forward to

    本文共分為五章：第一章緒論中，介紹了常見的位移傳感器，指出了霍爾傳感器的優良特性，提出了基本任務；第二章介紹了霍爾元件的基本工作原理；第三章介紹了霍爾元件的溫度性能、電磁特性、零位誤差、頻率特性以及這些參數常用的補償方法和霍爾元件的簡單應用；第四章介紹了反饋隨動機構的測量原理，系統的實現方法，給出了實驗結果，構建了數學模型，並對誤差進行了分析；第五章展望中指出了今後的發展方向。
  3. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站無源定位理論基礎上，本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型，並對它們進行了分析和模擬；第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件；第四章針對傳統擴展卡爾曼（ ekf ）方法的缺點，提出了一種修正協方差的擴展卡爾曼濾波（ mvefk ）方法，並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較；第五章通過引入雷達機動目標跟蹤方法和模型，提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法；第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究，提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。
  4. The dissertation is mainly including four section : the first is the experiments done in the tank, which will supply the reliable information of imaging data ; the second is image edge detection by the use of the art of the zernkie moments, which is used to detect the liner and threaded edge of the object, the third is the underwater camera calibration technique, the forth is automatic positioning the location of the camera by used of the art of cross - ratio, the result of which is satisfied

    本文工作分為四個部分：第一部分是水槽實驗部分，它為后續的工作提供了可靠的圖像數據信息；第二部分是基於zom距的直線、曲線邊緣提取技術及相關的與處理技術；第三部分，水下攝像機標定技術研究，基於改進的tsai演算法，採用逐步分解的標定策略。並探討了一種相對簡單的、靈活的標定技術；第四部分是攝像機定位技術研究，採用具有平移不變性的交比進行攝像機定位，模擬試驗的最大誤差不超過2 ，效果還是令人滿意的。
  5. The first part. task analyse of handling technology design. is explain the place, basic establishments entironment of yangshan port and the conditions basic tenet and technical parameter of design. the second part, project study out. is discuss the design contents the choice of the leading and the assistant engine, the form of the handling mechanisation system, project study out. the third part, size design, is count the berth pass capacity, the amount of handling engine, the area and capacity of yard, road and gate, the worker amount. the fourth part. technology and economy argumentation, commendable project confirm, is confirm the commendable project by technology and economy argumentation. in the end, considering the technology, economy and use. discourse commend the project of rubber - tyred gantry crane. at present. centre government is studying yangshan project, but in handling technology part of container terminal, the design is simply. so this discourse has important consult value. and has important value of economy and community too

    第一部分的裝卸工藝設計任務分析主要就洋山港區的地理位置、基礎設施、自然環境，設計前提條件，設計原則以及設計主要技術參數進行說明；第二部分的裝卸工藝方案擬定主要就工藝設計的主要內容，主要機械及輔助機械選擇，裝卸機械化系統組成以及工藝設計方案擬定進行論述；第三部分的裝卸工藝方案規模設計主要就泊位通過能力，裝卸機械臺數，堆場面積及堆存能力，道路及大門，司機及工人人數，工藝流程進行計算分析；第四部分的技術經濟論證及推薦方案確定主要就技術、經濟指標進行對比論證，並在此基礎上確定推薦方案。
  6. Chapter two ascertains main technological factor of dong gou lock reconstructing, including forecast the cargo and volume through the lock to reason about representative type of vessel designed for through the lock and its operation organize. chapter three design the renovate engineering through ascertaining the main technological factor scale of the lock, dimension, designed water level and altitude, including design of structure of the lock, lock chamber and lock gate, and select the main technological factor and pattern of headstock gear. chapter four draws a comprehensive compare of the two design scheme of the renovate project with engineering project economy evaluation method, and makes out the recommended scheme, and furthermore, to calculate the economic evaluation index of the recommended scheme and makes the economic sensitivity analysis of the scheme and finally demonstrate economic feasibility of the scheme

    本論文共分四章：第一章主要介紹了原東溝船閘的地理位置和營運現狀，說明了船閘在航道建設和水資源綜合利用中的作用及東溝船閘改造的必要性；第二章東溝船閘改造的主要技術因素確定其中包括東溝船閘過閘貨種和貨運量發展的預測，並確定東溝船閘的設計代表船型及營運組織；第三章東溝船閘改造工程設計本章通過船閘改造工程主要技術參數：船閘規模、尺度、設計水位和高程等的確定，設計了二個船閘改造方案，包括鋼筋混凝土整體塢式閘首結構、閘室和閘門的設計，並選定了啟閉機的主要技術參數和型式；第四章採用了工程項目經濟評估方法對東溝船閘改造工程二個設計方案進行全面綜合比較后，確定了推薦方案。
  7. According to the situation request, we combine with the fact on the railway for the time being, raised the whole views and suggestions to the railway improvement, the first : to realise railway shareholding entreprises is the basic way of railway improvement winder the public ownership circumstance, the second : it is gotton the whole locatim to the function of ministery of rail ways, railway bureau. the branch of railway bureau and the units of railway department, it is designed the whole developing frame that the funtion of ministry of railways is macro - controler, the railway bureau or its branch is management substance which ouur legal qualifaction the unit of railway department is the basic product unit, the third : it describes kinds of faults on the present four level management, and tolal the data auording to the fact

    根據形勢要求，結合目前鐵路的實際情況，對當今鐵路的改革提出了整體的看法和建議：第一、實現鐵路企業股份制是公有制條件下鐵路改革的根本出路；第二、對鐵道部、鐵路局、鐵路分局、基層站段的功能給予了整體的定位；設計了鐵道部的功能是宏觀調控者，鐵路局或分局為法人代表的經營實體，基礎站段為生產基本單位的整體改革框架；第三、對目前四級管理體制的種種缺陷作了描述，並根據實際情況進行了數據統計。
  8. ( 2 ) research the instruction launch strategy, controls correlation processing and data correlation processing of 32 - bit mips ’ s double - launching pipeline. obtained the design modes : static launch, optimized compile instruction, 1st pipeline jump and branch processing and double pipeline four channels front data path. ( 3 ) achievement designs by the platform xilinx ise 5. 2i, uses the verilog hardware description language to carry on the design description to the double - launching

    （ 2 ）對基於32位mips架構雙發射流水線的指令發射策略、控制相關處理和數據相關處理等流水線結構的重要問題進行深入研究，並得出了靜態發射、優化編譯指令序、第一流水線無延遲分支處理和雙流水線四通道前向數據通路等一系列能夠與32位mips架構相匹配的雙發射流
  9. This part provides the basic model of principal - agency and summarize extend model of principal - agency through introducing the development of agent problem, principal - agency relationship and theory hypothesis and so on. in the chapter three, in which establishes an incentive - constrain mechanism game model. the chapter four, in which analyzes the manager action of state enterprise, rebuilds the incentive - constrain mechanism of manager of state enterprise

    本文分為五部分:第一章為緒論，詳細介紹了該學位論文的目的、研究的理論意義及現實意義、研究的方法、研究的思路以及本文的創新之處;第二章為委託?代理理論的概述，該部分主要從代理問題的產生和發展、委託?代理關系、理論假設前提等幾個方面給出了委託-代理理論的基本框架以及應用於現實中的擴展模型;第三章為建立激勵約束機制數學博弈模型;第四章為對國企經理行為特徵進行深層探析，重建國企經理激勵監督約束機制。
  10. In this paper, such three points are studied as : a ) the angular distributions of the hot electrons emission under laser irradiation at different incidence angles and at different polarization direction, the angular distribution of the hot electrons in the different energy range, and the effects of laser prepulse on the angular distributions of the hot electrons emission ; b ) the energy distribution of the hot electrons at different directions, from the metallic targets and the dielectric targets, in the different energy range of the hot electrons, and the effects of the atomic number z on the energy distribution of hot electron generated by the metallic targets ; and c ) the energetic proton emission resulting from the interaction of the us - ui laser pulse with plasma

    本論文進行了三個方面的研究：第一，超熱電子角分佈的研究，包括不同激光入射角下超熱電子的角分佈；激光不同偏振態下超熱電子的角分佈；激光預脈沖對超熱電子角分佈的影響；不同能段的超熱電子的角分佈。第二，超熱電子能量分佈的研究，包括不同方位超熱電子的能量分佈，金屬與非金屬靶材的超熱電子的能量分佈，金屬原子序數z對超熱電子能量分佈的影響以及不同能段超熱電子的能量分佈。第三，研究了超短超強激光與固體靶相互作用所產四川大學博士學位論文生的高能質子發射和能譜。
  11. This article introduces the design and implement of flight simulator based on dsp which contains five parts. the first part establishs the math model of flight simulator which contains the model of aerodynamics and flight mechanics, the model of standard atmosphere and wind model ; the second part introdces primarily the arithmetic of numeric integral which is very important to dyanmic system simulant. the third part introduces the design of hard interface circuit and program. the fourth part introduces the data flow graph of the flight simulator software and gunge - kutta integral arithmetic. the finall part introduces the design of serial port communication software, it contains communication protocol, the process of upper machine and lower machine communication and the programing of serial port communication by vc + +

    本文介紹了基於dsp的飛行器模擬器設計與實現，主要分為五個部分，第一部分建立了飛行模擬的數學模型，包括飛行器空氣動力學和飛行力學的數學模型、標準大氣模型和風模型；第二部分主要介紹了數值積分演算法，它在動態系統模擬中是很重要的；第三部分為硬體介面設計與編程；第四部分介紹了氣動模擬軟體的數據處理流程和runge - kutta積分演算法；最後一部分為串口通信軟體設計，介紹了通信協議、上下位機處理流程和vc + +串口通信編程。
  12. Regard how to structure the control system of sensorless bldcm with dsp - tms320f240 as the centre in this paper, the detailed argumentation course of the motor startup, bemf terminal voltage measurement and control strategy is given out, give and pay concrete details for the software and hardware realization and experimental result. in order to treat the bldcm control system with dsp clearly, the full paper divides into six chapters altogether : chapter one, introduceing the development course, the structure characteristic and operation principle, etc. of bldcm in the introduction ; chapter two, directed against the startup issue of bldcm, the chapter give and publish the rotor measure pulse orients technology for motor startup in detail ; chapter three, proceed with mathematics model of the bldcm, expounding the control schemes ; chapter four, two important devices introducing : dsp ( 240 tms320f ) and power invertor control chip ( ir2131s ) ; chapter five, give and publish the detail of hardwares of control system ; chapter six, by ccs ide of ti, realize the control schemes in the front chapters with software, offere the procedure flow chart of main subroutine and some key place of programming, the experiment result in addition

    全文共分六章：第一章、緒論中介紹了bldcm的發展歷程、電機本身的結構特點和工作原理等；第二章、針對五位置傳感器bldcm的起動問題，文中詳細給出了檢測脈沖轉子定位起動技術；第三章、從電機的數學模型入手，詳細論述了反電動勢端電壓法和系統的控制策略；第四章、介紹了硬體實現中的兩個重要器件： dsp （ tms320f240 ）和功率管逆變器控制晶元（ ir2131s ） ；第五章、詳細給出了控制系統的硬體實現細節；第六章、利用ti提供的ccs集成開發環境，將前面章節的控制方案用軟體加以實現，給出了主要部分的程序流程圖和一些編程要點以及實驗結果。
  13. The second part is a detector which is used to detect the distribution of voltage on the patient ' s brain surface from all different directions. the third is a mixed signal processor ( c8051f020 ) which is used to control the other parts of the system and display some necessary information and convert the voltage signals into digital signals, as well as transmit the acquired data to the computer. the fourth is computer with eit software which is used to analyze and process the received data and construct a picture for the brain edema and haematoma on screen

    32通道電阻抗斷層成像系統由4個部分組成：第一部分是正弦波恆流源，用來產生注入大腦的激勵電流；第二部分是電位信號的提取與轉換，用來提取當激勵電流注入時，在大腦表面形成的電位分佈信號；第三部分是數據採集與控制系統，用來控制激勵電流的頻率，注入方向，注入強度，控制採集大腦表面的電位分佈信號，並且將這些採集的電位分佈數據傳到pc機；第四部分是計算機eit成像軟體，用來接收下位機的電位分佈數據，並且對這些數據進行分析計算，重建電阻抗圖像。
  14. Four parameters for determining the type of circuit of spherical four - bar linkage are defined. according to the relationship of these parameters, three types of circuit of spherical four - bar linkage are found, which is proved in view of geometry point. base on the theory of sphere triangle, an approach of identifying the circuit and branch defect of spherical four - bar linkage is proposed

    首先提出了四個迴路類型判斷參數，根西安理工大學博士學位論文據這些參數之間的關系，將球面4r機構迴路分為三種類型，並從幾何的觀點進行了證明;然後基於球面三角理論，提出了球面4r機構迴路及分支缺陷識別的轉角符號法，而由空間第一組機構與其等效球面4r機構迴路特性的等效性，此方法對空間第一組機構的迴路和分支缺陷的識別同樣有效。
  15. In this thesis, we consider the following three aspects : first, we compute the bergman kernel functions with explicit formulas on generalized hna domains ; second, we obtain the explicit formulas for extremal maps and extremal values between the ball and the super - cartan domain of the first type ; finally, we give sufficient conditions and necessary conditions that holomorphic functions become bloch functions on super - cartan domains

    在這篇論文中，我們討論了三個方面的內容：第一部分我們給出了四類廣義華羅庚域的bergman核函數的顯表達式；第二部分我們得到了第一類超cartan域與單位超球間的極值與極值映照；第三部分我們給出了四類超cartan域上全純函數是bloch函數的充分條件與必要條件。
  16. The paper is organized as follows : the first section describes the traditional path selection methods, shows all kind of constrained factors in planning traffic networks. the model and definition is described in the second section, and also provides general methods for path selection problems. in section 4, 5, 6, two methods for solving this kind problem is designed and algorithm is carried out

    本文組織如下，第一章對目前選擇線路的方法進行了概述，並對選線涉及的因素進行了分析；第二章給出了要解決問題的數學模型和定義，簡述了無約束條件下解決問題的方法，介紹了遺武漢理工大學工程碩士學位論文傳演算法的基本思想；第三章和第四章提出了解決兩個約束條件問題的解決方法，即啟發式演算法和遺傳演算法，並實現了本文提出的兩種演算法；第五章使用遺傳演算法對多個約束條件的選線問題進行了研究。
  17. This paper first illustrated some typical algorithms for large dataset, then gave off a processing diagram in common use second, for the dataset with large quantity and many attributes, we renovated the calculation method of the attribute ' s statistic information, giving off a ameliorated algorithm this thesis consists of five sections chapter one depicts the background knowledge and illustrates the position of data mining among many concepts also here is the data mining ' s category chapter two describes the thought of classification data mining technique, puts forward the construction and pruning algorithms of decision tree classifier chapter three discusses the problems of adapting data mining technique with large scale dataset, and demonstrates some feasible process stepso also here we touches upon the combination r - dbms data warehouse chapter four is the design of the program and some result chapter five gives the annotation the conclusion, and the arrangement of future research

    本論文的組織結構為：第一章為引言，作背景知識介紹，摘要闡述了數據挖掘在企業知識管理、泱策支持中的定位，以及數據挖掘的結構、分類；第二章講述了分類數據挖掘的思路，重點講解了泱策樹分類器的構建、修剪，第三章針對大規模數據對數據挖掘技術的影響做了講解，提出了可採取的相應的處理手段，以及與關系數據庫、數據倉庫結合的問題；第四章給出了論文程序的框架、流程設計，以及幾個關鍵問題的設計；第五章對提出的設計進行簡要的評述，做論文總結，並對進一步的研究進行了規劃。
  18. Part 1 : a general survey including i ) research background - background study on the position of mathematical education reform and current situation of mathematical education in china ; 2 ) teachers " belief and its present study - historical review of the development of educational belief, teachers " belief and belief of math teachers " ; 3 ) the values and aims of this paper part ii : the course of research - the body of the paper, including i ) the theoretical bases for questionnaire design ; 2 ) questionnaire design ; 3 ) aims, subjects and fields of this investigation ; 4 ) feedback analysis of the questionnaire papers - all questionnaire papers were processed by statistical software spss10. 0 and the outcomes were analyzed theoretically for the final research result

    本文在結構安排上共分為以下四個部分：第一部分為綜述，內容有： [ 1 ]研究背景，介紹了數學教育的地位背景以及我國數學教育的現狀； [ 2 ]教師的信念及其研究現狀，從教育心理學發展的歷史角度回顧了關于信念、教師信念和數學教師的信念的研究情況； [ 3 ]本文研究的意義和目的等。第二部分為研究過程，本部分是本文的研究主體。主要內容有： [ 1 ]問卷設計的理論依據， [ 2 ]問卷設計； [ 3 ]問卷調查的主要目的、對象和范圍； [ 4 ]問卷分析，運用spss10 . 0統計軟體對所調查的問卷進行必要的信息處理和對處理的結果進行理論上的分析。
  19. The paper includes six parts : the first part summarizes the significance of the research, researching situation and its comment ; the second one shows the testing research work in situ and in the laboratory ; the third one is the settling and analysis of these data ; the fourth part introduces the numerical model of the response of sea - bed to waves ; in the fifth part we commends the effects of the different wave parameters and soil parameters ; the last part is the analysis of numerical simulation of strength heterogeneity of sediment

    本學位論文共分為六個部分，第一部分對研究領域進行了綜述；第二部分介紹了現場和室內開展的試驗；第三部分進行了試驗資料的處理與分析；第四部分建立了海床對波浪響應的數值模型；第五部分數值模擬了海床對波浪響應的影響因素；第六部分對沉積物強度非均勻化進行了數值模擬。
  20. It mainly introduced elementary theory of the trade gravity model, the challenge of trade gravity model development facing and trade gravity model ’ s application. and it proposes research steps of this article in the above research foundation : we selects correlation data of our country with 151 main trade partners composing panel data in 1992 - 2003, carries on the test to the gravity model of china ’ s foreign trade, and analyses the choice of export location, in the hope of getting more accurate conclusion, and offering scientific basis for the formulation of our country ’ s foreign trade policies ; the second part, the establishment and test of gravity model about china ' s foreign trade. the text sets up the gravity model which studies china ' s foreign trade in seven regions and examines the actual conditions of china ' s foreign trade flow with panel data

    本文共分四大部分，第一部分，貿易引力模型及其應用，主要介紹了貿易引力模型的基本理論、貿易引力模型發展面臨的挑戰和貿易引力模型的應用，並在上述研究的基礎上提出了本文的研究思路:選取1992 - 2003年我國同151個主要貿易夥伴的相關數據組成面板數據，對我國對外貿易引力模型進行檢驗，並對出口區位進行選擇，以期得到更為精確的結論，為我國制定對外貿易政策提供科學依據;第二部分，我國對外貿易引力模型的建立和檢驗，在這一部分按中國的貿易夥伴國分七大區域建立了研究中國對外貿易的引力模型，並運用面板數據對中國對外貿易流量的實際情況進行檢驗。
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