數值分析法 的英文怎麼說
中文拼音 [shǔzhífēnxīfǎ]
數值分析法
英文
numerical analysis method- 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
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 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 waves should be sheared waves for the anisotropic aeo device and longitudinal waves for the isotropic aeo device. geometrical relationships of anisotropic acousto - optic effect in ln crystal and kdp crystals are studied by tangent - match condition. curves of incident angle vs. abaxial angle, diffractive angle vs. abaxial angle, extreme frequency vs. abaxial angle and acousto - optic merit vs. incident angle vs. abaxial angle are systematically gained and the design parameters are also calculated
利用相切-匹配條件法研究了鈮酸鋰晶體及kdp晶體的反常聲光互作用幾何關系,系統地得到了以離軸角為自變量的各參數的計算公式及相應的關系曲線,通過數值分析方法給出了聲光優值隨中心頻率的變化曲線並給出了器件的設計參數。This paper uses numerical analysis methods to simulate two fighters fighting in the air by computer and researches all the problems at different postures of the fighters when fighting. the mathematical modeling is preliminarily researched and designed during the air action emulation of two fighters. a sort of description means which is found is more realistic for the simplified modeling of the fighters
本文利用數值分析方法通過計算機模擬模擬戰斗機的空戰過程,研究戰斗機在各種空戰態勢下的戰斗使用問題,對雙機空戰模擬中的飛機數學模型進行初步研究與設計,找到一種較為符合實際的飛機簡化模型描述方法。And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media
以土力學模型為基礎,利用以土骨架和孔隙流體的四個位移為基本未知量的數值方法去模擬二維飽水介質中的地震波傳播,採用了顯式差分方法(中心差分法和newmark常平均加速度法結合)和透射邊界,通過比較利用幾種差分格式求解的加速度結果,發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用,分別編制了體波( p波或sv波) 、 rayleigh面波輸入時求解兩相介質動力響應的兩個二維數值分析程序。The following are such theories and methods as nonlinear theory considering interaction between support and rock mass, which, based on quantity analysis technology and actual data of initial crust stress, can simulate complex geological condition, carven shape and supporting so that provide important reference for analysis of stability of rock mass around underground carven and design of supporting
隨之而來的是考慮支護與圍巖共同作用的非線性理論和方法。這些理論和方法一般都以數值分析為手段,以實測地應力資料為基礎,能模擬復雜的地質條件、洞室形狀及支護措施,從而為地下洞室圍巖穩定性評價和支護設計提供重要的參考依據。The thesis focus on the numerical analytical method of curved broadband wire antennas. first, the paper introduced the development of broadband antennas, the common measures to broaden antennas " bandwidth and the study on curved antennas. second, the generalized halen integral equation ( mei ' s equation ) was derived based on the three basic equations of wire antennas by two means and its numerical solution method was discussed
本文就曲線寬頻帶線天線的數值分析方法展開研究,首先介紹了寬頻帶天線的發展,實現天線寬頻帶的常用方法和曲線天線的研究現狀,然後在直線加載天線滿足的方程的基礎上用兩種方法推導了曲線天線滿足的推廣的海倫積分方程( mei 』 s方程) ,討論了不同基函數下方程的數值解法。The method of curved lever space rigid frame, a new and practicable numerical method, is based on the utility of reinforced concrete shell structure in practical project and on endogen force analysis of shell structure as this paper extracts
摘要從鋼筋混凝土殼體結構的實際應用出發,對殼體結構內力分析提出了一種新型實用的數值分析方法曲桿空間剛架法。There are certain difficulties in studying the failure process of frangible materials such as concrete, rock, etc which are caused by dynamic loads such as collision, earthquake, exploding, etc by those current exited numerical methods like finite element method etc. so in order to solve such a problem we should introduce certain new numerical analysis method
現存的一些數值方法如有限元法等在研究混凝土、巖石等脆性材料在沖擊、爆破、地震等動荷載作用下的破壞過程問題中存在著一定的困難。因此,對於此類問題需要新的數值分析方法。The model is based on the theory of physical optics ( po ), geometry theory of diffraction ( gtd ) and uniform theory of diffraction ( utd ), and it can compute and analyze the propagation of em wave in microcellular environments by using improved ray tracing method
該模型基於物理光學( po ) 、幾何繞射理論( gtd ) 、一致性繞射理論( utd ) ,利用改進的射線跟蹤法對微蜂窩中電波傳播特性進行了數值分析計算。Lastly, some new techniques of numerical analysis and signal processing for guided wave nondestructive testing are described
論述了導波檢測技術領域中數值分析方法和信號處理方面的一些新技術。Numerical procedures of upper - bound approximation of shakedown loads and its application in engineering
安定荷載上限近似解的數值分析方法及其應用By the check - out, inspection and measurement to start construction the industrial art to this test pile with the examination between stake body mass and bearing power, made sure the stroke reasonable operation method drilling under the dissolved cavern geology term ; the pier foundation loading test expressed the lading and rub the lading that resistance drag a glazing for of relation, and to the borehole cast - in - place concrete pile in the karst terrain deliver with break the mechanism, the characteristic of bearing power, proceeding the spot test job of the full of result ; the test data expresses the stake side friction resistance to rises with a bat batch terminal friction resistance very important function, the of tip of pile resistance drag occupies the proportion very few
通過對本次試樁施工工藝的檢測和樁身質量及承載力的檢驗,確定了沖擊鉆在溶洞地質條件下的合理使用方法;基樁承載實驗表明了荷載與摩擦阻力之間的關系,並對巖溶地區的嵌巖灌注樁的荷載傳遞和破壞機理、承載力特性,進行了富有成果的現場測試工作;試驗數據表明樁側摩阻和支盤端阻起很重要的作用,樁端阻力所佔比例甚少。這與設計樁基時的計算模式相差很大,承載力也較設計增加;使用力學數值分析方法和有限單元法,對鉆孔灌注樁樁端下的巖體強度和結構穩定性方面進行模擬計算和定量研究。Modern logistics system simulate optimization this thesis in theory aspect, establish the mathematics model and bring up the calculate way using heuristics method to optimize the right conveyance problem in the simulative logistics system ; solution logistics the center choose problem, make use of the number analysis the method ( center of gravity method ) to proceed the optimization design solution to calculate ; the thesis furthest extrude put great emphasis on the logistics system production total cost had bigness affect and difficult to control over the problem of the manufacture and stock quantity make use of the matlab to bring up the simulative optimization design project separately with simple optimization algorithm and simplex method algorithm
現代物流系統模擬優化論文在理論方面,用物流系統模擬對運輸優化問題運用啟發式方法建立數學模型、提出演算法;在解決物流中心選址問題時,利用數值分析法(重心法)進行優化設計解算。本文最為突出的是運用簡單尋優技術的單純形法利用matlab就物流系統中對總成本有巨大影響並難以控制的生產和庫存數量問題提出可行的模擬優化設計方案。The stability of surrounding rock of xiangjiaba hydro - power station ' s underground powerhouses is demonstrated by the method of three - dimensional elastic and plastic damage elements
摘要採用三維彈塑性損傷有限元數值分析法對向家壩地下廠房洞群圍巖穩定性進行了分析論證。The method is generally less precise than refined methods of numerical analysis.
這種方法不如精細的數值分析法來的精確。In this thesis, we have the rectangular composite plate with piezoelectric sensors and actuators as ours study object. methods of riz and fem are used to analyze the problem of the vibration control of the smart structures with the direct feedback gain
本文以壓電薄板為研究對象,採用解析法(里茲法)和數值分析法(有限單元法)研究了壓電智能結構的振動控制問題,其中採用的反饋控制策略為直接反饋。4. this thesis uses finite element method, and by selecting 3 - dimension eight nodes element, and takes advantage of ansys to stimulate the different main girders to verify the accuracy of theoretical methods above
數值分析法:本文利用大型有限元程序ansys ,選用八節點實體單元,分別對以上三種截面形式主梁進行模擬,以比較理論計算結果的準確性。This paper study the jinjiang landslide, integrative application of geological history genetic analysis, limiting equilibrium method and numerical analysis, by analyzing physical geography condition and geological background of the investigated area, this paper researched basic features and genetic mechanism about the landslide, and evaluated sensitivity factors and the current stability as well as development tendency about the landslide ' s stability ; based on these, recurring to experience formula and correlation theory, this paper forecasted the events about landslide damming of river and surge caused by the slope failure, in addition, and evaluated the harmfulness
本文以該滑坡為研究對象,綜合運用地質歷史成因法、極限平衡方法及數值分析法等方法,通過對研究區自然地理及地質背景的分析,研究了滑坡的基本特徵及成因機制,評價了影響滑坡穩定性的敏感性因素及其發展演變狀況;在此基礎上,運用經驗公式以及相關理論計算對滑坡失穩可能引起的堵江及涌浪事件進行分析預測,並進一步對其危害性做出評估。2. the analytical pressure distribution of ultrasonic phased array for the beam focusing was obtained using the huygen s principle, by use of computer software, the pressure distribution was plotted. 3
根據相控陣的延時聚焦原理,推出了相控陣的聲壓分佈表達式,採用數值分析法,利用計算機軟體畫出了聲壓分布圖。3. the analytical pressure distribution of ultrasonic phased array for the beam focusing was obtained using the huygen s principle, by use of computer software, the pressure distribution was plotted. ( 3 )
根據相控陣的延時聚焦原理,推出了相控陣的聲壓分佈表達式,採用數值分析法,利用計算機軟體畫出了聲壓分布圖。With the rapid development both of computer and calculating techniques, numerical analysis become more emphatic, especially, researchers always focus on analog electromagnetic fields by using finite element method in the design electric products and optimize the products
隨著計算機和計算技術的飛速發展,數值分析法受到越來越普遍的重視,特別是在電氣產品的設計和優化中,採用有限元法對電磁場的模擬一直是研究者關注的問題。分享友人