數值分析 的英文怎麼說
中文拼音 [shǔzhífēnxī]
數值分析
英文
numeric analysis- 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
- 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。Numerical analysis on three - dimensional aerodynamic characteristics of micro air vehicle
微小型飛機三維氣動力特性的數值分析Numerical analysis of liquid drop breakup in airflow
液滴在氣流中破碎的數值分析Numerical analysis of low - reynolds - number flow over airfoil
繞翼型低雷諾數流動的數值分析研究Impact bifurcate analysis on a bearing - rotor system with unsteady oil film forces
轉子系統非線性動力特性的數值分析及實驗研究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。Numerical analysis of adiabatic capillary tube in the refrigeration system
製冷系統中絕熱毛細管數值分析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。Numerical simulations of compressible flow in cascade
葉柵可壓縮流場的數值分析Numerical analysis of surface stress and desquamating for piston ring with chromeplating surface
鍍鉻活塞環表面層工作應力及剝離的數值分析On the base of the analysis of the static fbd under diametric compression, numerical analysis and compare are performed on the dynamic stress field of the brazilian disk and fbd used in the testing tensile strength under shpb
在對靜態平臺壓縮巴西圓盤( fbd )進行的數值分析的基礎上,本文分析了shpb動態劈裂拉伸實驗中巴西圓盤和平臺巴西圓盤的動態應力場,並對結果進行了比較。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。Numerical analysis of effect of channel structure on plastic extrusion flow
流道結構對塑料擠出流動影響數值分析Fem numerical analysis for instability combustion in a firebox
燃燒腔不穩定燃燒的有限元數值分析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。Ming, h. y. and li, x. s. ( 2007 ). " numerical study of impact of soil anisotropy on seismic performance of retaining structure. " international journal of geomechanics, asce, 7 ( 5 ). in press
明海燕,李相崧( 2007 ) . "砂土各向異性對擋土墻抗震性能影響數值分析. "深圳大學學報理工版,第24卷,第3期,出版中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。分享友人