finite measure 中文意思是什麼

finite measure 解釋
有限測度
  • finite : adj. 有限的;【語法】限定的;【數學】有窮的,有盡的。n. 〈the finite〉 有限(性); 〈集合詞〉有限物。adv. -ly ,-ness n.
  • measure : n 1 尺寸,尺度,量,分量;【數學】測度;度量法;計量單位。2 量具,量器。3 (衡量)標準,準繩;程...
  1. Third, on the base of expatiating on experimental research method and theoretical research method of joints, the paper points out two kinds of valid methods, which are used to analyze the tube joints stress of dendriform structure by making use of semi - analytical method and inelastic large deflection finite element analysis method, confirms to apply the evaporative pattern casting process as the facture method of dendriform structure cast joints, and detailed dissertates the casting theory, casting process, generation cause and prevention measure of casting flaws, heat treatment method and inspection standard about cast steel joints

    然後在闡述樹狀結構節點實驗研究方法和理論研究方法的基礎上,提出了利用半解析法和彈塑性大撓度有限元法兩種有效分析樹狀結構管節點應力的方法,並給出兩種方法的詳細表達式及它們各自的優缺點。通過對鑄鋼件常見製作方法的介紹,確定了採用消失模法作為樹狀結構鑄鋼節點的製作方法,並詳細論述了用消失模法製作鑄鋼節點的鑄造原理、鑄造工藝、鑄造缺陷產生的原因及防治措施、鑄鋼節點的熱處理方法以及檢驗標準。
  2. According to finite element segmentation principle, by combining test with observation, the author has measured the air streamline and speed distribution of burning equipment in dally situation, which provides some guide for research of air field in hearth on cold and hot conditions. and the law is found of air speed distribution by measuring its speed and distribution of upper and lower deck on cold condition, thus it lays the foundation for analysis on hot condition. under four burning states, we measure the air speed in single, double - deck, and find out its corresponding distribution law

    5 .根據有限元分割原理布置測點,採用降溫方法,用k五江9106等儀器分別測出單雙爐排燃燒方式4種不同工況下,該燃燒設備爐膛內coz 、 02 、 co氣體濃度,並找到了隨爐膛高度方向及深度方向變化規律;從燃燒原理分析評價了2種燃燒方式爐膛內coz 、 02 、 co氣體濃度場分佈特點及相應燃料層內乾燥、干餾、氧化、還原、灰渣層厚度,肯定了雙層爐排燃燒方式爐膛中c02 、 02 、 co氣體濃度場分佈合理性,從燃燒理論找出了最佳濃度場分佈狀態及燃料層內各反應層厚度。
  3. The numerical simulation equations of the border curves in term of and as well as the matching rules and the frequency dependence of microwave electromagnetic parameters of a broad - band homogeneous absorbing coating with a finite value of reflection loss are available. these results pointed out the direction to develop rams ". according to the radar - absorbing model, the optimized design of rams with thin - layer, light - weight, broadband and strong - absorbing is available by the simple genetic algorithms, which can effectively conduct the research work of rams to the detail. small but completely, the electromagnetic parameter ' s databases of rams that based on actual microwave absorbers have been set up, the object function has been constructed which conform to the involved goals, the adaptive coding measure is taken which extends the coding length dynamically adapting to the condition of the number of actual absorbers or the precision of thickness and absorber - volume - percentage, the decoding technique is initiated which satisfies light - weight and strong - absorbing as well as thin - layer and broadband by adopting of tracing variable restricting conditions dynamically to control total thickness. when decoding, the variable restricting conditions of thickness are dynamically traced, so gain the radar absorbing coatings of light - weight multiple - layer single - ingredient. similary, of thickness and absorber - volume - percentage, of light - weight multiple - layer multiple - ingredient. also, the rams ' demand to radar - absorb performance as frequency is met making use of the penalty function

    作為遺傳演算法的具體實施:根據本實驗室近來研製的吸波材料,建立了吸波材料的相關數據庫;構造了能真實體現「薄、輕、寬、強」優化目標的目標函數;根據材料的實際數量以及塗層厚度精度要求、吸收劑體積分數精度要求,建立了能動態擴展相應碼長的自適應編碼方法;首創了通過動態跟蹤變量的約束條件來控制塗層總厚度的解碼技術,以此實現了在不弱化寬頻、高強的吸波性能目標的同時,兼顧到薄層、輕質的使用性能要求;在解碼時通過動態跟蹤厚度變量的約束條件,實現了多層單組分吸波塗層對重量輕的要求;通過動態跟蹤厚度變量的約束條件和吸收劑體積分數的約束條件,實現了多層多組分吸波塗層對重量輕的要求;使用權重系數變化法,實現了吸波塗層的分頻段吸波性能要求。
  4. ( 2 ) respectively by elastic theory analyses and methods of structural mechanics, transverse static analytical equations for flexible pipeline rigid pipeline are established whose outcomes are applied in numerical example to compare those with that by finite element method. ( 3 ) considering interaction of filled soil, pipeline and foundation, with an eye to non - linear soil model, in view of the initial geo - stress field and the effects of interface between soil and pipeline, and by finite element method the calculational model and method are built for transverse stress in pipeline. then, by the great finite element analytical software ansys, those outcomes are applied in calculation example of positive buried pipe to educe the distribution of circumjacent soil pressure and stresses on cross section and to compare it with that calculated by conventional ways before those outcomes are applied in engineering case of positive buried pipe with flexible filled materials to confirm distribution of soil pressures after the measure for reduction and to compare it with measurements. as a result, the model set up in this paper is proved to be applicable after all above - mentioned analyses

    本文基於彈性理論和有限元原理與方法,分析了上埋式地下管道橫向力學計算方法和性狀並探討了上埋式地下管道的減荷等問題: ( 1 )在分析現有幾種典型的管道垂直土壓力計算方法的基礎上,探討了影響垂直土壓力的主要因素以及改進的方法; ( 2 )分別通過彈性理論分析法和結構力學的方法,建立了地下管道柔性圓環和剛性管涵的橫向靜力計算方程,並應用在算例中,把所得結果和有限元方法所得結果進行對比分析; ( 3 )考慮填土、管道和基礎的共同作用、土體的非線性特性、初始應力場以及土體和管道的接觸面因素的影響,利用有限元的思路,建立了地下管道橫向力學有限元計算模型和方法,並且採用大型有限元分析軟體ansys ,針對上埋式管道工程算例,得出了管周土壓力以及管道橫截面應力的分佈狀況和規律,並和理論值進行對比;針對施加柔性填料的上埋式管道工程實例,得出了減荷后的土壓力分佈,並和實測值進行了對比。
  5. Finite null - subtractivity of fuzzy measure

    模糊測度的有限零可減性
  6. This paper is on the basis of analysedding and summarized that these projects were blown up and tested materials in the past, use fracture mechanics, the dynamics blast theory and finite element analytical method, have carried on the system, detailed analysis and describes to this kind of method of blasting, proving theoretically that can cut the base rock effectively in this kind of method of blasting, reduce base blowing up stress value inside the rock, play and protect underpart base rock blow up into the function influenced in vibration, and blew up mechanism and analysed the main influence factor blown up according to it, had put forward the rational optimization measure to the relevant parameter when implementedding and blown up

    本文在分析總結以往這些工程爆破試驗資料的基礎上,運用斷裂力學、爆破動力學理論及有限元分析方法,對這種爆破方法進行了系統、詳細的分析及論述,從理論上證明此種爆破方法可以有效地切割基巖面,降低基巖內部的爆破應力值,起到保護下部基巖不受爆破振動影響的作用,並根據其爆破機理分析了爆破的主要影響因素,對實施爆破時的相關參數提出了合理的優化措施。
  7. The main work this paper do are these like below : ( 1 ) this paper reviewed and summarized the development and actuality of bank in china, induced the variety of bank ' s disease and the measure of judge etc. ( 2 ) introduced and studied fast lagrangian analysis of continua. flac3d is a three - dimensional explicit finite - difference program. uing this program, obtained the three - dimensional settlements of huxi bank and analyzed the tention area and the cut - off area. the result shows that there are a lot of andscape orientation cracks and portrait cracks in the bank. these cracks bring some disadvantage influence to slope stabilization and seepage of bank

    主要內容如下: ( 1 )回顧總結我國堤防發展的基本狀況及運行現狀,對堤防病害的種類及評判方法進行歸納。 ( 2 )對三維快速拉格郎日有限差分法進行了深入研究,並運用此理論對地下采動的結構和過程進行了數值模擬,對湖西大堤姚橋礦段由於地下採煤而引起的不均勻沉降進行了計算,得出堤體及其周圍地基的三維位移場,分析了由於不均勻沉降而產生的拉應力區和剪切破壞區域。
  8. This paper analyzes how structure characteristic of old concrete pavement affects the load stress of asphalt overlay by the three dimensions finite element analysis program - adina. ( 2 ) the asphalt overlay design in rehabilitation of old cement concrete pavement asphalt overlay design not only relates the distress, structure characteristic, traffic and environment of the old pavement, but also requires reasonable mechanics model, correct material parameter, effective measure of preventing reflection cracking, and so on

    ( 2 )舊水泥混凝土路面瀝青罩面改造中瀝青罩面層的設計舊路改造的罩面設計方法不僅涉及舊路面的損壞、結構狀況、交通狀況、環境因素,而且還需要合適的力學分析模型、正確的材料參數、有效的防反射裂縫措施等,內容廣泛、復雜多變,至今尚未有成熟的設計方法。
  9. First, we make the basic need of magnetic circuit clearly, present the theory formulation for permanent magnetic circuit of radial polarization using the method of analyzing the theory of magnetic circuit of axis polarization, and program the calculational programme to simulate the magnetic field of magnetic circuit applying finite difference method. then we continue to study using the adult soft of femm of calculation magnetic circuit magnetic field, consider many factors affecting it, get a great lot of data and curves, give some better magnetic circuit structures for reference at our laboratory. in the end, with the condition of our lab, we measure the permanent magnetic circuit completed, then the experimental and calculational simulation results have been discussed and analyzed

    本文首先闡述了磁路計算及設計的基本要求,利用分析軸向永磁體磁路理論的方法,推導出了求解徑向磁化磁路的理論方程,應用有限差分法,編制了計算程序,對磁路的磁場進行了模擬;然後利用比較成熟的計算磁路磁場軟體femm作深入研究,考慮了影響磁路磁場的多種因素,得出了大量數據和曲線,給出了幾組比較合理的磁路結構,可供實驗的參考;最後,結合本實驗室條件,對現有永磁體磁路進行了冷測,將測試結果和計算模擬結果作了比較,並進行了討論和分析。
  10. Now, it is important to develop the composite blade researching, two measures including analysis methodology and finite methodology are provided. in this text, the finite rotation composite beam theory developed by hodges and his co - workers, during the late 1980 ' s, is adopted in order to research rotor of helicopter. a liner and two - dimension finite analytic measure is used to calculate the section characteristic and strain of the blade ; a semianalysis methodology is used to calculate the sensitive degree of section characteristic

    以giavotto的線性二維有限元分析模型為基礎考慮了復合材料槳葉的結構和變形特點,計入了剖面翹曲的影響,在此基礎上編制了具有八節點等參元復合材料槳葉剖面剛度計算的有限元程序,分析計算了復合材料梁的剖面剛度、彎曲中心、剪切中心;並利用半解析法進行剖面剛度、剪切中心、彎曲中心的參數靈敏度分析。
  11. Stress concentration measure on the model of boiler drum with two nozzles was executed and the testing results were compared with the asme criterion, experiential value and the value of finite element method respectively. this measurement result provides direction for evaluation of stress amplitude

    設計模擬汽包進行應力測試,並與美國asme規范和經驗公式計算值、有限元計算結果進行比較,為后續的低周疲勞壽命估算時交變應力幅值的確定提供依據。
  12. The finite element modeling of nc machining position error and its measure and compensation

    加工位置誤差模型及其測量和補償方法研究
  13. Finite element analysis and improving measure of hot ore vibrating screen

    熱礦振動篩篩箱故障有限元分析和改進
  14. The main contents are as follows : firstly, the principal theories and methods to analyze monitoring data and about finite element method applied in seepage are illustrated in the article, which provide warrants in theory on choosing reasonable seepage control measure and evaluating safety reliability of dam project

    其主要內容有以下幾個方面: 1 、綜合闡述了大壩原型觀測資料的分析理論和方法以及滲流有限元的基本原理,為選擇合理的滲流控制措施和評價大壩工程的安全可靠性提供了必要的理論依據。
  15. Finally, according to geological and finite element analytical findings, apply limiting equilibrium principle to type section under the different conditions, adopt many methods to count, combine the project features at libo airport and relevant standard, select the safety factor, analyze the countant findings comprehensively, estimate the stability in the field, and give some saggesticms of the settle measure

    最後,根據地質及有限元分析結果,對典型剖面在不同工況下應用極限平衡原理,採用多種方法進行計算,結合荔波機場的工程特點及相關規范,選取安全系數,綜合分析計算結果,對場區的穩定性作出評價,提出處理措施建議。
  16. And one important conclusion is : a finite t0 - measure defined on a generated tx - tribe ( [ 0, ] ) has a jordan decomposition if and only if it is of bounded chain variation, where t is a frank t - norm

    其中一個重要的結論是:定義在生成的t _ ?族( [ 0 , ] )上的有限t _ 0 ?測度有jordan分解的充分必要條件是它具有有界鏈變差,其中t _是一個frank三角模。
  17. A sensing magnetic field and displacement type of giant magneostrictive microdisplacement actuator with the functional of sensing driving magnetic field and microdisplacement is developed, and the design theories and approaches being applicable this type of microdisplacement actuator are pointed out : a circular diaphragm type of flexible construction that acts as integration mechanism of microdisplacement transferring and sensing of giant magnetostrictive microdisplacement actuator is adopted, sheet flexure theory of elasticity mechanics and approach of finite element are applied to design and calculate it, corresponding deflection and analytic formula and distribution curve of stress are given, and the specific achieving approaches of measuring principle and magnetic field sensing function of driving field in giant magnetostricitive rod are pointed out the magnetic field sensing function of the actuator is used to practically measure driving magnetic field of actuator and to obtain the relationship of driving magnetic field and coil current, which is also analyzed and studied

    其中,採用圓形膜片式柔性結構作為超磁致伸縮微位移執行器的微位移傳遞、感知一體化機構,應用彈性力學中的薄板彎曲理論、有限元方法對其進行了設計、計算,並給出了相應的撓度和應力解析式及分佈曲線;應用電磁理論給出了超磁致伸縮棒內驅動磁場的測量原理及磁場感知功能的具體實現方法,並利用執行器的磁場感知功能對其驅動磁場進行了實際測量,得出了驅動磁場與線圈電流之間的關系,並對其進行了分析和研究;對執行器內部的電磁路和偏置磁路結構進行了設計計算與實驗研究,為了減小驅動線圈的發熱,對其形狀進行了優化設計。
  18. Cui guang says, although macao airport scale is not large, but in respect of link of goods of a few processing, can rival a few advanced countries and area, the have enough to meet need that increases goods like the airport and shorten the retention period of goods ; those who have a government is active cooperate and support, the couplet check that takes advantage and pass measure, raised the airport run efficiency ; additional, the airport, airline and content shed a bound between cooperate cheek by jowl, of your airliner receive refute more close together, accomplish with aviation goods station finite dimensional site manages as far as possible much goods, form thereby run efficiently

    崔光稱,雖然澳門機場規模不大,但在一些處理貨物環節方面,可媲美一些先進國家和地區,如機場增加貨物的周轉和縮短貨物的停留時間;有政府的積極配合和支持,採取便利的聯檢和通關措施,提高了機場的運作效率;另外,機場、航空公司和物流界之間的緊密配合,令航班的接駁更緊密,做到以航空貨站有限的空間去處理盡量多的貨物,從而形成高效的運作。
  19. The loeb spaces of - finite measure spaces

    空間的一點注記
  20. When coaxial - line probe is used to measure the permittivity of biological tissues, the pulse is used as an excitation in order to get more information in frequency domain. so frequency - dependent finite difference time - domain method is used to calculate the forward problem. it need not change the pulse into frequency - domain, and can calculate the problem in time - domain, which saves the memory space and makes calculation fast genetic algorithm ( ga ) is used to solve the inverse problem

    在同軸線用於獲取生物組織的介電常數的研究中,為了獲得更多的頻域信息,採用脈沖作為激勵,故數值計算的方法採用基於頻域的時域有限差分法,該方法不用將脈沖變為頻域問題,可在時域中直接求解,因此極大節約了計算空間,在短時間內可計算完正問題。
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