維數不變定理 的英文怎麼說

中文拼音 [wéishǔbùbiàndìnglǐ]
維數不變定理 英文
invariance theorem of dimensions
  • 維 : Ⅰ動詞1 （連接） tie up; hold together; link 2 （保持; 保全） maintain; safeguard; preserve; keep ...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 不 : 名詞[書面語] （剁物所用的木墩） a block of wood
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 理 : Ⅰ名詞1 （物質組織的條紋） texture; grain （in wood skin etc ） 2 （道理;事理） reason; logic; tru...
  1. 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圖件的存儲、管理、檢索、查詢、統計、分析、變更、維護的數字化和自動化，從根本上解決了土地利用現狀圖及數據的更新問題，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數據和科學依據，為農地轉用制度、土地開發整理、建設項目用地審批管理制度及農村地籍管理制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。
  2. This thesis analyzes the mutual, complemental and fit relationship between technology 、 the corporate supply chain and organizational structure of a corporation in a comparably systematic and complete way based on the mode of integrated management by reviewing, analyzing and summarizing relative references. based on practical definitions of the concepts and variables appearing in the analysis of the relationship, investigative papers have been designed and possible development situations of technology 、 the corporate supply chain and organizational structure of different enterprises have been described in the way of determining the nature. by the statistics and analyses of the investigative papers, relativity, with the method of multi - linearity - regress analysis, and by investigating enterprises " performance in different dimensions and establishing a math mode of the relationship between

    本文在企業一體化管理模式的基礎上，通過文獻資料法對相關文獻進行回顧和總結分析，較系統和全面地論述了企業技術與組織結構、組織結構和供應鏈之間存在的互動、互補和匹配關系，對這一關系中的概念和變量進行操作化定義，設計出三者對應的指標體系的調查問卷，定性描述在不同企業的技術、組織結構和供應鏈的發展狀況，通過對調查所得問卷進行統計分析，運用相關性分析和多元線性回歸分析等方法，實證調查企業在不同維度狀態下的績效，建立企業技術、組織結構、供應鏈與企業的績效之間關系的數學模型，證明企業技術、組織結構、供應鏈和企業績效存在一定的相關性，企業技術、組織結構和供應鏈三者之間的匹配關系可以影響和預測企業的績效，只有當企業的各影響因素之間相互匹配的時候，企業整體運做的效率和效果將最好。
  3. A new fractal - based infrared image feature extraction method is presented and the detailed theoretic analysis and implement procedure of this algorithm is submitted and tested in some experiments. with the limitation of the line detection based on traditional hough transform that the information of the length and the end points of the line is unavailable, a new algorithm which makes use of the accessional strategy based on precognition information is put forward to meet the demand for more information of the line, simulation results show this method is effective. finally, the whole process of airport target recognition is presented and the result images are also given

    使用分形方法提取目標的特徵，在知識指導下，提出了一種基於目標特徵模型的降維的形態學分形維數計算方法，對傳統分形方法進行了改進，從理論上推證了演算法的合理性，並對演算法進行了模擬分析；針對傳統hough變換無法獲得線段端點和長度信息的局限性，提出了一種基於目標特徵先驗知識的hough變換融合策略，通過引入目標先驗知識，可以有效地獲得直線信息；對信息多而復雜的機場目標採用基於知識的目標識別方法，使用置信度模摘要型實現不確定推理，對目標進行識別判斷，將知識貫穿于整個識別過程中，對目標進行了有效地識別。
  4. Fortunately, the modern geodetic measurements such as the global positioning system ( gps ) technique can overcome the shortage of the geological and seismographic methods in the time dimension ; and yet, the coverage of the geodetic survey stations is not sufficient. as a result, it is necessary to employ numerical simulation to investigate the continuous deformation of the crust

    而以全球定位系統（ gps ）等技術為主的大地測量方法彌補了地質和地震學方法在時間維上的不足，但大地測量方法存在測點覆蓋不足及測點地理分佈不均勻的缺點，因此，要得到連續的地殼形變場有必要藉助數值模擬方法。
  5. This paper is an academic thesis about remote sensing information model and geographical mathematics. the author have studied a lot of remote sensing information models and geographical image information models. according to geographical regularity the author advance non - linear mathematics method which is geographical complex phenomena both of certainty and uncertainty to combine in an equation. that is from formal logic inferring to dialectical logic calculation. moreover, it is from abstract thinking to both of abstract and visualized thinking, which is image joining equation calculated. make a suggestion that the geographical parameters are different from the physics variables. thus initiate based on geographical science for mathematics. there are 4 parts as follows in this paper : the regularity of geographical phenomena ; general equation of remote sensing information model ; geographical parameters and geographical indexes ; significance of geographical image information models

    從大量的遙感信息模型，地理圖像信息模型的實踐中，提出符合地理科學自身規律的非線性數學方法，解決了確定性與不確定性結合的宏觀復雜性問題。從形式邏輯推理發展到辯證邏輯的計算，從抽象公式的計算發展到抽象思維與形象思維結合的公式與圖像結合的計算。提出了物理變量與地理參數的區別，從而開創了以地理科學為背景的數學研究，進而為發展地理數學奠定了基礎。
  6. The quality of feeder layer is affected by a lot of factors, such as animal breed, culture medium, passages in vitro and experiment condition, etc. as to the production of feeder layer, there are a few reports about morphological and histologic change when of embryonic body fibroblast when culturing in vitro and cryopreservation, so kunming mouse were chosen as experimental animals and morphological and histologic changes were studied in course of its embryonic body culturing. we expect to offer theoretical foundation to our laboratory for setting up feeder layer storehouse. at the same time, the feasibility of myocardium tissue culturing with fibroblast layer altogether was studied so that established foundation for studied the biological characteristic of heart outside body

    小鼠胚體成纖維細胞的培養是制備飼養層的重要途徑，其制備、傳代及冷凍保存均有不同的研究報道，飼養層的質量受許多因素的影響，如動物的品種、培養液、所傳代數及實驗條件等，關于飼養層制備過程中的胚體細胞培養、傳代、冷凍后的細胞形態、組織學等方面的研究報道很少，故本實驗以昆明小白鼠為實驗動物，研究其胚體培養過程中細胞的形態學、組織學等方面的變化，以期為本實驗室建立飼養層細胞庫提供理論依據，同時探討心肌細胞和成纖維細胞層共培養的可行性，以期為心臟生物學特性的體外研究奠定基礎。
  7. On the basis of the theory of fractal geometry, the fractal dimension characters of ae signal at different tool wear states were analyzed, an algorithm was provided to decide the scale range which is necessary to calculate the dimension of non - fully - fractal form. the experiments showed that the fractal dimension of ae signal is slightly effected by the changes of cutting parameters ; the variance of the fractal dimensions, which reflects the geometric characters of ae signals, has the same tendency as that of the flank wear, the monitoring system, which takes the fractal dimension of the ae signal as the feature, can identify the different tool wear states more correctly under different cutting conditions

    以分形幾何理論為基礎，對刀具不同磨損階段聲發射信號的分形特徵進行分析.提出了計算非完全分形體信號波形的關聯維數時尺度范圍的確定方法，分析了聲發射信號在刀具磨損過程中分形維數的變化特性.刀具磨損切削實驗數據表明，聲發射信號的分形維數受切削參數變化影響較小；分形維數反映了聲發射信號的幾何特徵，其大小能較好地反映刀具的不同磨損狀態.實驗結果表明，該方法能正確地實時在線監測刀具的不同磨損狀態
  8. Different equations to corresponding components are presented by analysing and transformating the general equations of fluid routes, then static characteristics mathematical model of liquid propellant space propulsion system is presented. based on the data of static characteristics calculation, mass model of thruster, propellant, propellant tank, gas, gas bottle, pipe and valve is presented using both the method of statistical regression and the method of stress analysis, then corresponding mass model is presented. based on the characteristics of liquid propellant space propulsion systems, analyse the five phases ( concept and definition, design and improvement, manufactureing and arrangement, operation and ma intenance, disposal ) in which life cycle cost of liquid propellant space propulsion systems is cost separately, then discompsed structure of life cycle cost and model of life cycle cost are presented

    將組件分成氣路組件和液路組件，再對氣路組件和液路組件進行相應的分類，然後通過對通用流路方程進行分析和變換對不同類型的組件分別建立不同的方程，從而建立了一個適用於液體推進劑空間推進系統的靜態數學模型；根據靜態計算所得到的數據，應用統計回歸法和應力分析法分別建立推力室、推進劑、推進劑貯箱、氣體、氣瓶以及導管和活門等的質量模型，從而建立相應的質量模型；結合液體推進劑空間推進系統特點，對液體推進劑空間推進系統全壽命周期費用發生的五個階段（概念和定義、設計和改進、製造和安裝、運行和維修、處理）分別進行分析，建立了液體推進劑空間推進系統全壽命周期費用分解結構和全壽命周期費用模型。
  9. Aesthetic appearance is one of the most important criteria used by consumers in judging clothing wear performance. bagging is a kind of three - dimensional residual deformation that deteriorates garment appearance during wear and caused dissatisfaction. to understand the psychophysical mechanisms of fabric bagging perception, a method of subjectively evaluating this behavior is developed by using a series of photographs taken from bagged fabric samples. both ranking and rating scales are used as the psychological scales. the two scales are highly correlated with each other, but the rating scale provides more information than the ranking scales and can indicate perceived differences between fabrics. a linear relationship between subjective perceptions and measured residual bagging height shows that perception of fabric bagging follows stevens ? power law. residual bagging height contributes up to 94 % of the total variance in the perception of fabric bagging. the rest of the variation may be attributed to anistropic behavior during the bagging process

    美觀是消費者日常服裝穿著功能中最重要的指標之一.起拱是一種外衣穿著中引起變化，令人不滿的三維殘余變形.一種主觀評價方法是從一系列起拱織物的照片來理解心理物理學規律，採用優劣排序等級和優劣評判等級兩種方法用於心理評價標度.這兩種等級互相間緊密相關，但評判等級比排序等級包含更多的信息，可以更好地區分出兩種織物間的差異.主觀評價結果與測量得到的殘余起拱高度之間線性相關，表明了織物起拱特性符合斯特藩指數定律.殘余起拱高度對織物起拱特性總方差的貢獻在94 %以上.其它可能是起拱時各向異性因素引起的
  10. The modern theories of the firm are rested on two assumptions, in which either the number and quality of the product is fixed, or the transaction costs of intangible idea is zero

    科斯和張五常的企業理論可以看作是建立在這樣一個非此即彼的假定之上:或者假定產品的數量和質量維度給定不變，或者假定所有的產品創意的交易費用為零。
  11. In this thesis, after analyzing corporate capital, corporate capital system, the advantage and disadvantage of three kinds of corporate systems, the author used methods such as “ the law of barrel ”, “ cost - benefit ”, mathematics equation and so on with innovation to analyze three principles of corporate capital ( confirming, maintaining and unchanging ) and the applying effects of three corporate capital systems in different social environments. it is found that statutory capital system is favorable to increase the cost of setting up and running a company, to prevent some one with bad intention from corporate economical deception and upsetting the social economic order. but with the completion of the relevant social systems, the cost of corporate economical deception is increased ; the events of corporate economical deception and the destruction influence can be lowered down

    本文在分析公司資本、公司資本制度內涵及三種資本制度優缺點的前提下，創新地運用經濟學的「木桶原則」 、 「成本?效益」和數學方程式等方法，分析公司資本的確定、維持、不變三原則和三種資本制度對不同社會環境的適用效果后，認為法定資本制有利提高設立、運營公司的成本，阻止一部分惡意人員利用公司進行經濟詐欺，擾亂社會經濟秩序，但隨著相關社會制度體系的完善，相關制度體系提高了惡意人員利用公司經濟詐欺的成本，減少了經濟詐欺的行為與損害後果，這時，法定資本制度保持原有設立、運營公司的高門檻就顯得不合理，其阻礙社會資本進入公司發展的副作用就突出了;而折衷、授權資本制對公司設立、運營的成本依次降低，更有利於公司吸收社會資本發揮經濟推動作用。
  12. The fractal theory was used to study the character of liquid - vapor interface in the paper, hence the application of the fractal theory in thermal subjects could be solved and a way to calculate the fractional dimension number in the process of simulation could be put forward. the fractional dimension number describing the character of the liquid - vapor interface was calculated. the distinct fractional dimension numbers in x, y and z direction reveal that the simulation system is an anisotropic one

    並將分形理論運用到汽液界面的研究中，提出了在汽液界面中計算分維數的方法，得到了描述汽液界面特性的數字特徵變量? ?分維數，同時根據所得到的x 、 y和z方向分維數的不同，證明了汽液界面是各向異性的，並對汽液界面進行了定性和定量的分析，得到了汽液界面是典型的分形面的結論。
  13. The main task of this paper concentrates on such parts as calibration of measurement sensor, high speed and accuracy image collection and processing, data fusion of different angle of view, visualization of measuring results. to accomplish sensor calibration, a pinhole model of the camera is employed and an equation of a light plane is setup. parameters such as the m array of the pinhole model and the normal vector of the light plane arc acquired through experiment. in image processing, we adopt the template - changing parallel thinning method to improve processing speed and accuracy

    主要研究了攝像機針孔模型的建立及測量傳感器的標定；圖像的快速高精度的採集和處理，在圖像處理中採用多幀平均演算法，很好地解決了速度和精度之間的矛盾制約；根據旋動理論建立空間坐標變換數學模型，進而建立其不同視角下的測量數據融合演算法，生成完整的物體三維數據集合；在vc平臺下編寫三維顯示軟體模塊，完成三維測量結果的可視化，實現了三維物體的任意角度的觀察、任意倍數的放大和縮小、任意方向平移及動畫效果。
  14. According to the geological conditions of baise project, erosive bands and joint fissures, f6 fault and grout curtain are fully simulated to establish 3d numerical model of the dam and its foundation. 3d non - linear fem is used to analyze the stress and strain and to appraise the operation state of both the dam and it ' s foundation under different operation conditions. by overloading the upstream water level and reducing rock strength parameter, the dam foundation ' s degradation process is simulated and the damage pattern and paths are determined, and finally the safety factor is determined

    2 、根據百色的地形地質條件，充分模擬了蝕變帶、節理裂隙、 f6斷層、灌漿帷幕等，較為真實地建立了壩體與地基相互作用的整體三維數值模型；採用有限元法對壩體及壩基在不同工況下的應力應變狀態開展分析，評價各工況下壩基的運行狀態；而後採用超載法和綜合法對大壩穩定性進行分析，模擬壩基的漸進性破壞過程，從而得到壩基在超載和強度下降過程中的破壞模式和破壞發展路徑，最終確定壩基超載安全系數和綜合安全系數。
  15. Through the bonding tests and the theory analysis between the advanced composite glass sheets and the concrete under the general load - carrying condition, the iterative load - carrying condition, the freeze - thaw action, and the defective bonding, the calculative model has been established, and the numerical value of fibre sheet strain under different load - carrying has been confirmed. the bond strength calculative expressions for the concrete bonded with glass fibre sheet under the pull - shear and the bend load - carrying conditions have been established. the author put forward the decreasing coefficient and the calculative expressions for the influence of reinforce effect by the non - effective area and the calculative expressions for the influence of the freeze - thaw action on the carrying capacity of the concrete beams

    本文採用美國泰扶高強復合玻璃纖維布以及與之性能相當、由南京玻璃纖維研究院自行研製開發的egfw430型玻璃纖維布兩種材料，通過在靜載、重復荷載、凍融及有缺陷粘結條件下的高強玻璃纖維布與混凝土粘結性能的試驗研究與理論分析，建立了玻璃纖維布-混凝土的粘結計算模型，明確了不同受力狀態下纖維布應變的設計取值，提出了玻璃纖維布-混凝土抗剪粘結強度的計算公式;確定了考慮非有效粘貼面積對加固效果影響的折減系數;給出了凍融循環次數引起承載力下降的插值計算方法;並驗證了重復荷載作用下玻璃纖維布與混凝土良好的粘結性能。
  16. For guaranteeing the supply and the maintenace with the continuous and the balanced, business enterprise to must store the supplies of the certain quantity, this is the stock. that quantity is excessive, and not only take up the large quantity of warehouse area, return possibility because of the long - term put off but make the supplies damage change in character, result in wasted ; quantity over little, because of the need of undulate and provide with the machine a phenomenon for indetermination for time of delivery, may very take placing supply falls short of demand, give produce to maintain to take to lose, so that must enhance science management towards stock

    為了保證供應和維修的連續性和均衡性，企業必須儲備一定數量的物資，這就是庫存。庫存數量過多，不僅要佔用大量的倉庫面積，還可能由於長期積壓而使物資損壞變質，造成浪費；數量過少，由於需求的隨機波動及供貨單位交貨時間的不確定性，很可能發生供不應求的現象，給生產維修帶損失，因此必須加強對庫存的科學管理。
  17. On the other hand, quite a number of practical systems with numerous dimensions may have some fast variables taking on singular impulse characteristic, such as electric power system, control system of rolling mill assembly, biochemical process, nuclear reactor, control system of airplane and rocket, and chemical diffused reaction, etc. so, it is important to study the problem of robust control of singular system i n the domain of control theory

    一般這些不確定性並非不可度量的，通常能給出這些不確定性大小的某種約束，魯棒控制理論正是處理系統模型具有不確定性的有效方法。另一方面，在大多數維數很大的實際系統中，都有呈現奇異攝動特性的快變變量，如電力系統，冷軋機的工業控制系統，生物化學過程，核反應堆，飛機和火箭系統，以及化學擴散反應等。
  18. So this question must be solved at first. a variety of factors which influence cte mismatch induced thermal stresses such as fiber array, temperature dependent material properties, composites fabrication temperature and pressure has been discussed. on the other hand, the temperature gradient induced thermal stresses is also analysed and factors such as heat treatment conditions, composites fabrication temperature and pressure to influence the stresses are investigated

    本文首先利用ansys模擬基體材料分別處于理想彈性應力狀態和理想彈塑性應力狀態時，各種因素諸如纖維排布模式、模量等性能參數是否隨溫度變化以及復合材料制備溫度和壓力對熱膨脹系數不匹配誘導熱應力的影響；另外，我們也對溫度梯度誘導熱應力進行了一定的研究，分析了各種熱處理工藝以及材料制備溫度、壓力對它的影響。
  19. Comparing our results with that of predecessors, we find that ( i ) there indeed exists a parameter ( impurity bohr radius ajm ) on which the impurity binding energy has strong dependence ; ( ii ) the virial theorem value is non - constant but approach 2 from above when the well width is smaller or larger

    計算結果表明：的確存在一個參數（雜質有效玻爾半徑）可用來完全確定束縛能的值，而不必考慮截面的形狀和尺寸；體系的維里定理值並不等於常數，而是隨雜質有效玻爾半徑的變化而變化，在阱寬較小和較大時，維里定理值都趨于同一值2 。
  20. Among which, mathematical model is both the best carrier that represents mathematics " solutions to practical problems and mathematical thinking processes and the bridge for the integration of mathematical education theory with practice ; fractal geometry enables students to have better understanding of the new development of geometry and exploit new space of geometric thinking ; probability and statistics, by means of the collection, coordination, description and analysis of data as well as the portrayal of the possibility of uncertain phenomena and events, provide evidences and suggestions for people ' s better decision - making, which is essential to people ' s life

    分形幾何學使得學生能更多地了解幾何學的新發展，開拓幾何思維的新空間。概率與統計則通過對數據的收集、整理、描述和分析以及對不確定現象和事件發生可能性的刻畫，為人們更好地制定決策提供依據和建議。研究過程中，就課程的整合作了大量針對性、操作性強的教育教學案例，對轉變學生的學習方式，促進師生、學生間的交流與合作，培養學生創造性思維和實踐能力有一定的指導作用。
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