高等數值分析 的英文怎麼說
中文拼音 [gāoděngshǔzhífēnxī]
高等數值分析
英文
advanced numeric analysis- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 等 : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
- 數 : 數副詞(屢次) frequently; repeatedly
- 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
- 析 : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
- 高等 : higher; advanced; high; of a higher level高等哺乳動物 higher mammal; 高等法院 high court; 高等教...
- 數值 : numerical value; numerial number; figure; magnitude; value數值表 numerical tabular; 數值天氣預報 ...
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The basic concept of terrain information content is proposed after an overall review of existing research achievement. applying a series of analysis and data processing method, like math - analysis, mathematical statistics, comparative, error visualizing, this paper carefully investigated the terrain information content characteristic of dems of 1 : 50000 map scale of loess plateau area
本文在對前人已有研究成果進行系統總結的基礎上,首先明確了dem地形信息容量的基本概念,並運用數學分析、數理統計、比較分析、誤差地圖等方法,以海拔高程與等高線為研究對象,以1 : 1萬比例尺dem為參考真值,探討了黃土丘陵溝壑區1 : 5萬dem的地形信息容量特徵。In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future
本文結合重慶市大渡口區「三木花園」開發建設項目,從地下空間靜力結構穩定性分析角度出發,針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通的跨度6米,高7 . 5米的地下隧道這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌道交通使用的地下隧道圍巖的應力與位移演變規律進行了有限元數值分析計算,探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響,通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通的地下隧道狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況,從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖( ux 、 uy )以及應力等值線色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )相同狀態下不同水平與垂直剖線的應力_ 1 、 _ 2和_ ( xy )對比分佈曲線; ( 3 )不同狀態下相同水平或垂直剖線的應力_ 1 、 _ 2和_ ( xy )的對比分佈曲線等,為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。Compared the results of fea and the data of experiment, we can analyse that the distributing of the seismic stress of polymer - geogrid reinforced material is similar to that of the static stress, but the stress values of them is different ; the seismic similar friction coefficient between the earth and reinforced material fall with the increasing of earthquake acceleration, model acceleration respond along the height of the model, etc. thirdly, according to the comparison and analysis of the model seismic fea results and model experiment data, we can find the polymer - geogrid reinforced earth seismic fea is reasonable, which is composed by earth element, contact element and reinforced material element
通過對比有限元計算結果和試驗數據,分析得出塑料土工格柵筋材的最大動拉應力的分佈與靜拉應力的分佈沿筋材的埋深大致相同,只是應力的值大小不同;地震作用下土筋間的動似摩擦系數是隨地震加速度的增加而減小;模型沿墻高方向的加速度響應等。接著,根據模型動力有限元時程分析結果和模型試驗數據的比較分析,得出由土體單元、接觸單元和筋材單元組合的塑料土工格柵加筋土非線性動力有限元分析模式的合理性。And there is a growing interest in the development of meshless methods as the meshless characteristic has distinctive advantages to deal with high - speed impact, industrial forming, extremely large deformation, fracture and fragmentation problems, etc. it offers the tremendous value in theory and potential in industrial application
無網格方法是在近幾年迅速興起的一種數值分析方法,由於無網格特性對高速碰撞、超大變形、斷裂破壞等問題的分析具有明顯的優勢,對其的研究方興未艾。In the higher mathematics category, routine methods to work out the proof of an inequation are a flexible use of mathematical knowledge like monotonicity of functions, extremum values, maximum and minimum values, convexity function, medium value theorem, taylor equation, holder inequation, schwarz inequation, and the analysis, formation and transformation of inequation problems as well
摘要在高等數學?疇中,靈活運用函數的單調性、極值、最值、凸性函數、以及中值定理與泰勒公式、赫爾德不等式、施瓦茲不等式等數學知識,對不等式問題進行分析、構造與轉化,是解決不等式的證明問題的常用方法。Numerical analysis of instantaneous elestohydrodynamic lubrication in point contact of spiral bevel gear with high speed
高速弧齒錐齒輪點接觸瞬態等溫彈流數值分析" field observation of high rock - fill dams and feedback data analysis " and " dynamic analysis of high earth and rock - fill dams and aseismatic measures ", the concepts and methods obtained in the above two consulting items were creative and evaluated by the ministry of electric power as being of international level. the research findings were adopted in such large - scale projects as the tianshengqiao water contral project, ming tombs water control project. dahe water contral project, ming tombs water control project, dahe water control project and lianhua water control project and awarded the second prize of scientific and technical advancement of the ministry of electric power. ( 2 ) the research on the stress - strain correlation of dam construction materials was awarded the second prize of scientific and technical advancement of the ministry of electric power. ( 3 ) the result of the field observation test and computational analysis for the tailing dam improvement project of xuzhou power plant was adopted by the east - china design institute of electric engineering with considerable economic benefit. ( 4 ) the result of the geotechnical test and data analysis of wenfu mine project was applied in the project with considerable economic benefit. ( 5 ) the field observation and data analysis of the kezier reservoir project provided a solid base for ensuring the normal operation and management of the reservoir
「高堆石壩原位觀測和反潰分析研究」及「高土石壩動力分析及抗震工程措施研究」咨詢項目提出了具有開拓性的觀點與方法,經電力工業部鑒定評為國際先進水平,該兩項成果已應用於天生橋、十三陵、大河、蓮花等大型工程獲電力工業部科技進步二等獎; 「壩料土動力應力應變關系的研究」咨詢項目獲電力工業部科技進步二等獎, 「徐州發電廠灰壩加固工程勘測試驗與計算分析」咨詢成果已被華東電力設計院設計采納,工程效益顯著; 「甕福磷石膏渣場工程土工試驗與數值分析」咨詢成果已應用於國家重點工程甕福礦肥基地建設,效益顯著; 「克孜爾水庫工程原型觀測數據庫與資料分析」咨詢項目為水庫運行與管理提供了有力保證。The results showed that, the comfort rates of common sleeper bus on three and four class roads are fourth and fifth grade at average. the weighted accelerations on the back part of the advanced sleeper bus on highway is between 0. 50 ~ 0. 68m / s2, its comfort is 3 class degree ; the weighted vibration acceleration of train ' s in the beneath soft berth on plain main line is 0. 5 ~ 0. 6m / s2, and the comfort degree is 3 class ; the upward berth vibration comfort is 2 class
數據分析表明,普通公路臥鋪客車在三、四級公路上的臀一頭頻率計權加速度值在0 . 50 - 1 . 30in / sz之間,舒適等級主要為4 、 5級;在高速公路上高檔公路臥鋪客車的後部下鋪的臀一頭頻率計權加速度值在0萬。As an effective numerical analysis method of scientific and engineering problems developed following finite element method ( fem ), boundary element method ( bem ) has some attractive advantages, such as easier simulating complex boundary shape, high accuracy and dimension reduction
邊界元法是在有限元法之後發展起來的一種精確高效的工程與科學問題的數值分析方法,具有便於模擬復雜邊界形狀、求解精度高、降維等優點。Advanced numerical analysis
高等數值分析With the help of this program, this paper does research on the moved backwards of the slide surface, lengthening the anchor section, the soil nail ' s total force, gets conclusion about relations between the soil nail ' s length and the slope ' s grade, height, soil ' s mechanical parameter ; relations between soil nail ' s total force and coulomb soil pressure. with the help of the large multiuse finite element program ansys, this paper analyzes the soil nailing in one - step ' s slopes, in two - steps " slopes, puts the emphasis on the axis force ' s distributing along the soil nail at each rows, the effect of both the excavating mode and the original slope figure to the axis force of the soil nail, the one another effect between the upper - step slope and the nether - step slope in the soil nail ' s axis force, gets conclusion about the design of soil nail at the first low, different slope body is the same with different excavating mode, the original slope figure has more effect to some than others because of the slope body, the reasonably design of the step width in two - steps slopes, the two - steps excavating and retaining has more virtue than the one - step ' s. through soil pressure analysis this paper does research on the differences and the links between the coulomb soil pressure theory and the rankin ' s, the vertical pressure at the slope surface when the slope surface is inclined and the retaining wall is rough, the soil pressure ' s distributing behind the panel, gets conclusion about the effect of both the slope body inner stability and the slope surface local stability to the soil pressure
通過分析比較,論證了對數螺旋線型比圓弧形作為邊坡的假設滑裂面具有較多的工程優點,並為此編制了一個採用極限平衡法分析土釘支護的fortran語言程序,以此作工具對滑裂面的后移、土釘錨固段的超長、土釘總力的大小等方面作了研究,得出了有關土釘的長度與邊坡的坡角、坡高、土體力學參數的關系、土釘總力與庫侖土壓力間的關系等結論;採用大型通用有限元數值分析程序ansys分別對採用土釘支護的一階邊坡、二階邊坡進行分析,重點是研究各排土釘的軸力分佈規律、開挖方式及原始邊坡形態對土釘的軸力的影響、上下階邊坡在土釘軸力方面的相互作用,得出了有關第一排土釘的設計問題、不同類型的土體應適用於特定的開挖方式、原始開挖出的邊坡形態對一些類型坡體的邊坡土釘支護有較大的影響而對另外一些影響不大、二階邊坡臺階寬度的合理確定、二階開挖及支護比一階時具有較多的工程優點等結論;通過土壓力分析對朗肯、庫侖兩種經典土壓力理論的區別與聯系、坡面傾斜及墻背有摩擦時的坡面豎向應力分佈、面板背土壓力的分佈形態作了研究,得出了邊坡支擋土壓力受坡體內部穩定與坡面局部穩定兩個方面的影響、土釘支護面板背土體中卸荷拱的存在對面板受力有利等結論。In fact, the constitutive models employed in both methods could not re - produce the dynamic behaviour of soil to non - proportional cyclic loading, such as waves loading. to simulate dynamic responses of elastic, visco - elastic and elasto - plastic sea beds, linear and / or non - linear numerical models based on generalized biot ' s theory are developed together with stable and effective algorithm. the difficulty in numerical computation made the generalized biot ' s theory be difficult to be put into practice in the field of geotechnical engineering
上述兩種方法採用的土體本構模型都不能再現砂土在暴風浪等非比例加載條件下的動力特性,本文基於廣義biot理論提出了波浪作用下海床線性或非線性動力響應的耦合計算模型與穩定、高效數值演算法,分別針對土的彈性、粘彈性與彈塑性本構關系,對海床的動力響應進行了有限元數值模擬與分析。It is constructed that radial impact and rubbing dynamics differential equations of the rotor system having the nonlinear rigidity on the unsteady and non - linear oil film. the bifurcation and chaos behavior of impact and rubbing fault rotor system caused by the parameters of nonlinear rigidity, rotor rotating speed, eccentric mass is analyzed, in the numerical value analysis method. the bifurcation diagrams, maximum lyapunov exponent diagrams, poincar maps, phase plane portraits, trajectories of journal center, time - history curve, amplitude spectra diagrams of the rotor motion are used
( 2 )建立了具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學微分方程,並應用含高階余項的非線性動力方程的線性化數值法研究了此類系統響應的復雜動力學行為,利用轉子響應的分岔圖、最大lyapunov指數曲線、 poincar截面映射、時域波形、相軌線、軸心軌跡、幅值譜等圖形分析了系統響應的周期運動、擬周期運動、倍周期分岔、混沌等運動形式的轉化與演變過程,重點研究了非線性剛度、轉子轉速、偏心質量等系統參數對碰摩故障轉子系統的分岔和混沌行為的影響。The latest scheme for objective analysis and mathematical model of quadratic 8 spline connecting line is using for improving analysis quality. plotting test have shown that this scheme has the characteristics such as reasonable design, high quality in map analysis
一是採用三角形、矩形面積插值方案,並加入物理原則,提高了客觀分析質量;二是聯線數學模型採用二次樣條函數,大大改善了等值線的光滑和均勻度;三是屏幕等值線修改採用人機對話方式,操作十分方便。In a ship design, one of the key subjects is to investigate the effect of varying the main shipform factors on its drag. in view of that traditional model tests are rather costy and time - consuming, many researchers have been attempting to make, theoretically, numerical analysis with computer
對于船型設計而言,關鍵問題是研究船型要素及其改變對于阻力產生的影響,由於通過傳統的水池實驗方式存在費用高,周期長等問題,許多研究人員正在研究利用計算機通過數值分析方法進行分析。This paper, regarding the asphalt pavement in the zhoukou region as the study object, according to the prevalent norms ( specifications for design of highway asphalt pavement ), with the beginning of the pavement performance and the transportation investigation, totally and systematically analyzes the traffic parameters and the destroying reason of pavement at the early stage in the point of fatigue property and limit strength, gives the concepts and methods of the growth rate of equivalent axle load action time, seasonal modification factor and overload factor, proposes the method of axle load conversion on the condition of heavy loading. on this basis, it proposes the design method adapting to asphalt pavement construction, explains the steps of thickness computation of construction with the combination of engineering example, finally verifies thedesign method in the paper by test road. theory and practice both prove that the reasonability of pavement structure style and the reliability of design method in the paper can adapt to the present heavy loading and overloading traffic conditions, have highly theoretical and practical value
本文以周口地區瀝青路面為研究對象,以現行《公路瀝青路面設計規范》為依據,從路面使用性能和交通特徵的調查入手,從疲勞特性和極限強度出發分析了路面早期破損的原因,全面系統地進行了交通參數的分析,提出了當量軸次增長率、季節修正系數和超載系數的概念和方法,並提出了重載交通的軸載換算方法。在此基礎上,針對超載、重載交通從結構組合設計、結構厚度計算(包括疲勞強度標準和極限強度標準)等方面提出了適宜的瀝青路面結構設計方法,並結合工程實測,說明了結構層厚度計算的具體步驟,最後通過試驗路驗證本文提出的設計方法。理論與實踐均表明,本文提出的路面結構型式合理、設計方法可靠,能適應目前重載、超載交通的狀況,具有較高理論與實用價值。Through expounding the concept of tax planning, the objective condition of tax planning, the rationality and the certainty of tax planning under current tax system, the preparation of tax planning and the method of tax planning, combining the concrete conditions of jinan weiming industry company, integrating the practice with the theory, the thesis adopts the method of qualitative and quantitative analysis, provide an overall tax planning for jinan weiming industry company on such 9 fields related to tax as the taxpayer ' s identity of value - added tax, buying and selling activities, hotels renting and pooling, freight charges, enterprise present, economic contracts, bad account transfer, advertisement models and depreciation with the aid of the number analysis, the charts and the mathematic tools
本文在通過對納稅籌劃概念、納稅籌劃產生的客觀條件、現行稅制下企業納稅籌劃必然性和合理性的分析、納稅籌劃的準備工作以及納稅籌劃方法進行理論闡述之後,結合濟南偉民實業總公司的具體情況,通過理論聯系實際,採用定性與定量分析相結合的方法,藉助于數字分析,表格,數學工具等形式對濟南偉民實業總公司包括增值稅納稅人身份、購銷活動、酒店出租與聯營、運費、企業捐贈、經濟合同、壞帳轉銷、廣告宣傳方式和固定資產折舊等九個涉稅事項進行了納稅籌劃。通過本論文的撰寫,幫助濟南偉民實業總公司通過合理納稅籌劃,提高企業經濟效益,增強企業競爭力。This thesis mainly researches on pattern of telecommunication management analysis and decision support in our fix - line telecommunication operation. first the construction of data warehouse is discussed, analyses the data of the base information, billing information and calling detail record of the customer, and then discuss the methods of data mining including defining the operation scope, sampling, data analysis, modeling and implementation we put focal point on the choice and design that the model of data mining, on the basis of the already studies of abroad and the actual needs of fix - line telecommunication company. three data mining models of our fix - line telecommunication operation are putted forward : customer value model, customer retention model, and customer segment model
本文對于固網通信業經營決策支持模式的探討和研究,是從企業級數據倉庫的構建出發,圍繞如何提高企業客戶細化和預測能力的問題,針對通信企業積累的大量客戶基本信息、客戶通話信息、客戶帳單信息、客戶繳欠費等數據,在數據挖掘方法論的指導下,通過業務問題范圍、選取和抽樣、探索型數據分析、建模和實施等步驟進行分析,闡述通信企業以數據倉庫為核心的數據挖掘模型選擇與設計的一般方法,提出我國固網通信運營業的三個數據挖掘應用模型:客戶分群,客戶流失和客戶價值分析。This dissertation brings forward a new method of modeling and simulation on interconnect ? fem - vfm, which combines finite element method with vector fitting method. we can get the scatter / admittance / impedance ( s / y / z ) parameter by fem in frequence domain, gain the equivalent spice circuits of interconnect structure by vfm, and extract the circuit ’ s parameters which are used to analyze in time domain. this method lets the simulation not only contain the information of pcb ’ s structure but also have a sustainable computing speed
首先通過電磁場數值分析方法?有限元法( fem )對互連結構進行模擬分析,而得到的散射/導納/阻抗矩陣參數( s / y / z矩陣參數) ,然後通過矢量擬合方法( vfm )把s / y / z矩陣參數轉化為等效spice等效電路模型,並且提取出電路參數,完成了頻域到時域的轉換,最後使用電路模擬器進行時域模擬,從而開發出了一系列高速數字pcb板設計規則。Guan z, lu jf. basic of numerical analysis. beijing : higher education press, 1998 ( in chinese )
關治,陸金甫.數值分析基礎.北京:高等教育出版社, 1998分享友人