數學制圖學 的英文怎麼說

中文拼音 [shǔxuézhìxué]
數學制圖學 英文
mathematical cartography
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
  • 數學 : mathematics
  1. Micrographics - alphanumeric com quality test slide

    縮微.字母字com質量試驗幻燈片
  2. The construction of land use status information system improves the accuracy and the trends of times of land use information, it automatically stores, manages, researches, inquires, counts, analyzes, renews and defends land use status graph which is digital, solves the problem of the renewal of land use status graph and data. it provides not only modern technology means for everyday professional work in county level land management department, but also basic data and scientific basis for land use renewable investigation, dynamic monitoring, land use totality planning. on the other hand, it lays a foundation for the establishment of cropland transform system, land exploitation and readjustment, approvable management system of construction project used land, management system of rural land register

    土地利用現狀信息系統的建設,提高了土地利用現狀信息的準確性和現勢性,實現了對土地利用現狀件的存儲、管理、檢索、查詢、統計、分析、變更、維護的字化和自動化,從根本上解決了土地利用現狀據的更新問題,不僅為縣級土地管理部門的日常業務工作提供了現代化的技術手段,而且為土地利用變更調查、動態監測、土地利用總體規劃提供了基礎據和科依據,為農地轉用度、土地開發整理、建設項目用地審批管理度及農村地籍管理度的建立莫定了現代化基礎,同時也可為土地利用動態監測、土地利用規劃、建設用地的審批和管理提供技術服務。
  3. Sequentially, the author discussed the technologies of medical image 3d visualization according to the clinical applications. with the development of computer, 3d visualization and computer graphics, the 3d visualization of medical images has progressed from fourier transform and convolve inverse projection to mpr ( multi - planar reformation, mpr ) and mtp ( maximum intensity projection, mtp ), nowadays, the real 3d reconstruction method, surface and volume rendering has risen. the image registering, image segmentation, pixel data set construction and 3d special interpolation are the key technologies in medical images 3d reconstruction

    隨著計算機技術、三維可視化理論和計算機的發展,醫像的三維可視化技術也從傅立葉變換、卷積反投影等基本像處理演算法,發展到真正的三維重建演算法:面繪和體繪;醫像的三維可視化技術的應用也從三維醫成像發展到虛擬內窺鏡,以及今天的虛擬可視化人體研究;而像的配準、像分割、體據集的構建、三維空間插值則是醫像三維可視化實現過程中的關鍵技術環節。
  4. On the running theory of electrical power ergograph and the basic control theory basis, this paper expatiate on the mathematic model and modulating speed of ergograph, and expounds the principle and ways of design of hardware and software for measure and control system, and describes the hardware and software with some frames and interfaces, and importantly recommends the way of designing software

    本文根據電力測功機的工作原理和控理論基礎,主要闡述了測功機的模型和調速原理以及整個測控系統的硬體和軟體設計的原理和方法,並輔助框和界面對軟硬體進行了詳細描述,重點介紹了系統軟體的設計。
  5. The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part

    本文所作的主要工作及研究成果主要有以下幾個方面: ( 1 )對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究,為建立一個較為完備的自導模擬系統提供了理論基礎; ( 2 )討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響,建立回波信號的模型、環境場中的噪聲信號模型(包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等)與海洋混響模型,模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號; ( 3 )深入研究並建立了自導模擬系統的總體框架,給出各個具體功能模塊組成,討論了聲自導系統對信號的時域與空域處理,並結合模擬程序中陣列信號處理模塊,給出固定多通道波束形成的模擬實現過程; ( 4 )根據系統的模擬模型與已建立的模擬流程了通用魚雷模擬器自導系統模擬軟體,通過網路與控系統相連,組成完整的魚雷模擬器。
  6. 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時空斑的控,在不同的微擾函作用下,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,並且在相同的微擾函下張勝海:博士位論文出現了不同斑之間的競爭,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系統光的新特徵。
  7. 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,利用系統開環傳遞函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、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。
  8. The paper presents several aspects in partition rectification and visualization of raster image. adopt technology of visualization for scientific calculation, vector diagram of deformation 、 contour chart of deformation and drawing of three - dimensional are realized. delaunay tin in view of deformation feature is constructed on base of selected grid control points and methods and mathematical models for partition rectification are realized based on the delaunay tin. software of geometric rectification for large scales are realized and applied in project

    本論文針對柵格影像的變形可視化及分塊糾正展開研究,取得了以下幾方面的研究成果:一、採用科計算可視化技術,繪變形矢量、變形等值線和三維效果,實現了柵格影像變形特徵的可視化;二、提出了在格網控點( gcp )據基礎上選擇性構造顧及變形特徵的delaunay三角網,並基於構造的三角網實現了分塊糾正的方法和模型;三、採用vc編了影像幾何糾正軟體,實現大比例尺掃描地形的糾正,並在工程中得到應用。
  9. The main content of this thesis is about a simulation of tracking a spot and attacking a target with ir imaging guidance missiles, which includes the establishment the math modeling, the production of the dynamic images by programming, and the use of the broadcast memory sbs technique to accomplish the real - time transmitting of ir image and real - time synthesizing of ir image

    本文論述紅外成像導導彈跟蹤並攻擊飛機目標的模擬全過程,建立模型,用編程的方法生成目標的動態紅外像,利用共享內存光纖網路完成像的實時傳送和實時合成。
  10. In the second place, based on the asu of buggenum igcc plant in netherlands, both static and dynamical model for distillation tower of the asu are created and some valuable conclusions are gained as well. finally, a compartmental simplified model is created for distillation tower of the asu, in order to reduce the simulation time and increase the simulation efficiency. the new model will be helpful to the further simulation and on - line optimal control for the asu of the igcc plant

    其次,本文以荷蘭buggenum電站的空分系統為原型,基於matlab建立了空分系統精餾塔的半形化動、靜態模型,並通過模擬,得出了一些有價值的結論:當空分系統的壓力變化時,氧氣產品濃度的響應時間常為兩小時左右,說明空分系統是igcc電站最大延遲環節;而且雖然氧氣濃度最後會穩定在igcc電站所要求的范圍之內,但在過渡過程中會超出限,這些都為igcc電站的安全運行及控系統設計提供了有價值的信息。
  11. Along with the application of computer technology in the vocation of cartography, all - digitalized technology & methods on map produce have been populized in army for surveying and mapping. it integrates theory and methods in cartology and computer graphics & image process organicly

    隨著計算機技術在地行業中的應用,全字化的地生產技術方法已經開始在測繪部隊推廣,它把地的理論方法同計算機形、像處理技術有機地結合了起來。
  12. This paper which starts from the actual needs, directed by the theory of cartology analyses all kinds of requires and functions for dmges, and create the spatial data model of the software system, combining the new generation programming technology, taking the oo software modeling, analysis, design method, it realized the collection, display of digital map data and the building of map denotation library, hi the end, this paper put forward the go - on research in future

    本文從字地的實際需要出發,在地理論的指導下分析了字地形編輯系統的各種功能和需求,並建立了軟體系統的空間據模型。結合新一代的計算機程序設計技術,採用面向對象的軟體建模、分析和設計方法實現了地據的採集、顯示、編輯、地符號庫的建立。最後提出了需要進一步研究和完善的內容。
  13. Meanwhile, it puts forward the exact demand to the indicators of coal for gasification. it systematically studies the thickness of economical heat preservation and calculation process of resistance loss of delivery pipe for analyzing and appraising the techno - economic of hot coal gas ' s delivery pipes. it sets the mathematic model for the calculation of economical heat preservation thickness and resistance losses of conveying pipes, compiles the computer program, dutti and dutt2 and draws the block diagram of relevant computer program

    為便於熱煤氣輸送管道的技術經濟分析與評價,對輸送管道經濟保溫厚度和輸送管道阻力損失的計算過程,進行了系統的研究,建立了輸送管道經濟保溫厚度和阻力損失計算的模型,繪出相應的計算機程序框,編了計算機程序dutt _ 1和dutt _ 2 ;並對熱煤氣的混合燃燒過程進行了研究。
  14. The signal format of gps is analyzed, the principle models and mathematical models are established, the ber performance is analyzed in a channel interfered with wide - bandwidth awgn, narrow - bandwidth awgn, transmitted signal, single - tone signal respectively. based on the results above interference methods are discussed and simulated. then the performance of code acquisition and code trace of a digital gps receiver are discussed. the modem of linkl 1 and link4a are modeled and their ber performances are analyzed and simulated in channel s interfered with awgn, single - tone signal and multi - tone signal respectively

    建立了jtids的收發終端的模型,分析它在噪聲干擾、相關干擾、互相關干擾下的誤碼性能,提出較佳的干擾方法和干擾碼型,並進行模擬模擬;分析了gps的信號格式,建立了gps的原理框模型、信號模型,並對其在寬帶噪聲干擾、窄帶噪聲干擾、轉發干擾、單頻干擾等情形下的誤碼性能進行了分析比較,提出相對較佳的干擾方法,並做了計算機模擬,針對一字式gps接收機中擴頻碼捕獲與跟蹤環的特性進行分析;建立了link11和link4a據鏈調解調模型,對它們在噪聲干擾、單音干擾、多音干擾等下的誤碼性能進行分析,最後對干擾情況進行了模擬模擬。
  15. To better elucidate the following critical problems - - building the rational mathematics model and searching the effective algorithms, this paper sets forth the basis of algorithms and heuristic algorithm. meanwhile it compendiously introduces the main principles of genetic algorithm and the stimulated annealing algorithm, principal parameters during the course of solving problems and vertex coloring theory

    為了更好地說明下文所要解決的關鍵問題? ?建立合理的模型和尋找有效可行的演算法,本文闡述了演算法和啟發式演算法的理論基礎,並扼要地介紹了遺傳演算法、模擬退火演算法的主要思想和在解題過程中應用的重要參,以及的著色理論;及其在作業計劃編中應用的可能性。
  16. In the thesis. reading the iges file - 3 - and all the geometry entities and annotation entities are extracted ; on the base of geometry entities extracted, geometry entities are classified based to their three views. a new data structure is proposed to describle 3d form features ; inspection items of the workpiece are recognized ; the cmm - based inspection planning system is built ; on the other hand, as a part of cims, cmm need exchanging data with the software of cad / cam, so iges export interface is developed based on iges standard. in order to show the whole information of the surface, the 3 - dimensional free - form surface is drawing using the opengl

    通過讀取iges文件對實體進行分離、提取、識別出對工件進行描述的原始信息;在此基礎上,西安理工大碩士位論文提出一種優化演算法對三視自動進行分離,建立了一種對工件進行三維描述的模型,照此模型對工件進行立體重構;識別出工件的各種檢測信息,提出一種對公差信息進行描述的模型,井與三維立體相結合,生成有檢測意義的三維實體;根據三坐標機的測量系統,生成相應的檢測規劃;另一方面,作為cmis的一部分,應具有與cad cam軟體之間的據交換功能,本文還開發了iges輸出介面,採用opengl繪三維空間曲面,向用戶展示其全面信息。
  17. In this paper, the mathematics model and simulation model of the passive landing gear shock absorber was built, and was verified by drop test. aimed at acquiring suitable efficiency diagrams, two simple semi - active control algorithms were designed. the mathematics model and simulation model of the semi - active landing gear shock absorber was built

    在本文中,建立了被動控起落架緩沖系統模型和模擬模型,並通過落震試驗對該模型進行參校驗;以合適的功量為控目標設計出兩種半主動簡單控律,建立了半主動控起落架緩沖器模型和模擬模型;通過字模擬對這兩種控方法進行了比較,認為半主動控較被動控有很大的優越性。
  18. Digital signal processor ( dsp ) combined with repm bldcm, which build up a dc adjustable speed system, achieve to control multiple motor speed, positive and negative rotate, protect and fault exemine by a true single chip. design and present a electromagnetism scheme of repm bldcm used in electromotion chair drive system. select electronical components and chips in the drive board by contrast with variant drive mode. design the drive board principle picture, make a drive board pcb and debug it. design a principle picture with dsp core. workout the motor control code introduced popular programme modle. test the programme reliability and control performance by linking tms320lf2407 evm, pc, drive borad and the bldcm. the bldcm swatch is prepare experiment

    本論文闡述了方波驅動稀土永磁無刷直流電動機的原理及模型;設計並給出了一種電動座椅用稀土永磁無刷直流電動機的電磁設計方案;對電機採用何種驅動方式進行了對比分析;對驅動電路進行了元器件選型、原理設計、板及調試;有針對性的闡述了dsp在本系統應用中所涉及到的功能模塊;設計了以dsp為核心的控電路原理;以模塊化的軟體編程思想編了電機控軟體;通過tms320lf2407目標板、上位機、驅動板及電機的聯調,證明了系統可行。
  19. The main functions of the module for initializing drawing environment are to set up the scale. linetype. breadth and frame of drawings according to the characteristics of the general arrangement drawing to passenger shippings. the main functions of the second module is to establish and extend graph library, retrieve from graph library and output graph blocks. using the parameterization design method to design interactively and modify automatically graphs of the local cabin are the tasks of the third module. in the help module, the drawing specifications of passenger shipping are integrated, such as equipments of anchor and moor, arrangement of cab, cabin and baggage, measures to come through and ration of passengers, etc. there are some advantages in the proposed system, such as friend interface, operation easily, drawing conveniently and modification automatically

    其中初始化繪環境模塊主要針對客船總布置的特點來完成比例、線型、幅和框的設置;客船總布置庫模塊主要完成庫的建立和擴充、庫的查詢以及塊的輸出;局部艙室參化設計模塊採用參化技術完成對局部艙室形的自動修改以及交互設計;客船規范幫助模塊則集中了一些武漢理工大碩士位論文客船繪規范,如錨泊及系泊設備、駕駛室、乘客艙室及行李的放置、脫險措施及乘客定額等規范。
  20. In a multivariate quality control process, a common statistic is hotelling ' s t2. in order to detect small shift or trends sensitively, multivariate cumulative sum ( mcusum ) chart and multivariate exponentially weighted moving average control chart ( mewma ) are recommended

    在多元質量控中,通常採用hotelling統計西北工業大博士位論文摘要量、多元指加權移動平均( mewma )和多元累積和( mcusum ) 。
分享友人