geometric field 中文意思是什麼
geometric field
解釋
幾何場-
The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field
Allen ）等人提出的統計方法，用垂向上砂體密度的界限來推測砂體側向連通情況；根據每口井的測井解釋資料，利用克里金插值法對外間進行插值，得到了一組反映儲層特徵在平面上變化的參數，包括儲層厚度分佈、孔隙度以及滲透率，並且成圖；利用變差函數法，通過球狀函數模擬，確定儲層優勢滲透率方向：根據流動單元法，以儲能系數、容積系數以及凈毛厚度比三個參數為依據，通過聚類分析方法進行流動單元劃分，並且按照參數特徵將其分為五類，統計各砂層有利流動單元區塊。 -
Reverse engineering is used widely in the field of science study, technology, biomedicine etc, and is used for settling the problem of geometric size measurement, transmogrification measurement, scathe measurement, surveilling the quality of manufacture, profile modeling, cad / cam, and physic diagnosis etc. in these techniques, the deformable active model is a hot point research
反求工程技術廣泛應用於科學研究、工程技術與生物醫學等領域，以解決或輔助解決幾何尺寸度量、變形測量、振型測試、損傷測定、產品質量監控、實物仿形、 cad cam以及醫學診斷等諸多問題。在用於輪廓提取的技術中，可變形活動輪廓是目前國內外研究的熱點。 -
A i med at the badu ( k343 ) i arge seale i andslide in the nankun railway, geophysical exploration techniques such as seismic reflection of high resolution and geological radar are appi ied to detect the geologic characteristics of the landslide mass including 3d - conformation, perimeter, geometric parameters, si ippage pattern and distribution of displacement field in this dissertation. besides, acoustic method is used for detection of the former anti - slide piles and potency losing causations of the piles are analyzed and the sound geological conditions for upgrade of the piles are ascertained by the above investigations
本文針對南昆鐵路八渡（ k343 ）大型滑坡，運用高解析度反射地震、地質雷達等地球物理探測技術對滑坡體地質進行了詳細的勘測，揭示了八渡滑坡體的空間形態、邊界與幾何參數、滑動方式以及位移場分佈特徵；同時，利用聲波探測對原抗滑樁進行了檢測，分析了失效原因，並查清了擬建抗滑樁地段的地質條件。 -
On the basis of existing studies in the field of seepage of rock mass both at home and abroad, the present dissertation has conducted a broad study in terms of hydraulic and geometric parameters, computing model, basic seepage law, fracture drainage, rockmass " unloading mechanics and its relations with seepage. the paper is written by employing such methods as field observation, model test, theory research and numerical analysis. the main research payoffs are as follows
本文在充分認識了國內外巖體滲流研究的發展及研究現狀的基礎上，結合現場觀測、模型試驗、理論研究及數值分析等多種方法，對裂隙巖體的水力幾何參數、計算模型、基本滲流規律、裂隙排水、巖體卸荷力學及其與滲流的相互作用等多方面進行了研究，取得了如下一些主要成果。 -
Abstract : in this paper, the stress field in a concave plank being upset is resolved by analytic mathematical method of plastic mechanics, the relation between the geometric parameter ( dimension ratio, concave shape ) and friction shearing stress is determined for upsetting a plank free of tension stress
文摘:本文用塑性力學初等解析法求解了凹形板坯鐓粗時的應力場，確定了無拉應力鐓粗時坯料幾何參數（尺寸比、凹形形狀）與坯料端面摩擦剪應力的關系。 -
On the basis of theory study, a series of research work has been done in liaohe oil field thanhai aera. some 3 - d models has been established which correctly reflectes the true mechnical characteristics and the geometric characteristics for strata
在局部范圍內，斷裂的交匯處、斷裂的弧彎內測、構造高部位重疊處，是油氣勘探優先考慮的區域。 -
The influences of the thermal deformation of resonator mirrors induced by absorption of laser energy on geometric structure parameters of unstable resonators and intensity distributions of the far field were theoretically analyzed using finite difference methods
摘要利用交替方向隱式有限差分法分析了高能激光器虛共焦非穩腔反射鏡的溫度場及熱變形的數值計算方法。 -
The backward scattering field of extended target is approximated as the synthesis of many strong scatter centers on target, and geometric optical method is used in establishing deterministic model of a aircraft in the paper, the model is used to evaluate the performance of frequency diversity in suppressing glint at last
本文將復雜目標後向散射回波近似為目標上若干強散射中心回波的合成，結合幾何光學法得到了某種飛機目標的確定性模型，並用該模型評定頻率分集對角閃爍抑制的改善性能。 -
His students and cooperators construct geometric lattice by means of linear spaces, and discuss the geometric lattice that generated by various orbits or subspaces with the same dimension or rank under the action of classical groups over finite field. but the results on geometric lattice constructed by using matrices are very few. in the present paper, we construct geometric lattice with idempotent matrix
在國內，萬哲先與他的學生和合作者們利用線性空間的辦法，討論了在有限域上的典型群作用下，由各個軌道或相同維數和秩的子空間生成的幾何格。但是，利用矩陣構造幾何格結果很少。 -
In numerical computation aspect, by implying new computational geometric field, computation error caused by boundary condition was decreased
在數值計算方面，本文採用了新的計算域，減小了由於邊界條件造成的計算誤差。 -
The tectonic stress field indicated by the magnetic fabrics suggested a nw - se compression and shortening, which was consistent with the prediction of the 3d geometric model
磁組構所指示的構造應力場大致為nw - se向擠壓縮短，與斷層相關褶皺的幾何學與運動學模型的預測相一致。 -
In this paper we discussed the evolution of two states system and geometric phase in a rotating magnetic field by using the method of coordinate transformation
本文用旋轉坐標繫系法對二能級系統的在旋轉磁場中的演化和幾何相進行了研究。 -
A least squares solution via singular value decomposition is used to solve the matrix equation. computations with synthetic data, where the near field of several typical antenna configurations are got over various geometric surface, illustrate the accuracy of the method
為了證明本方法的計算準確性，我們給出了幾個不同輻射源在不同近場測量幾何面下的近場和遠場計算結果，與解析公式的計算結果相比較，一致性很好。 -
In this paper, field of servo valve prestage is simulated and tested. the 2 - d geometric model of the jet flow field is established by utilizing the cad software autocad, according to the parameter of practical size. the mesh of the model is generated by gambit which is the preprocessor of the fluent software
本論文針對伺服閥前置級射流流場的流動情況，按照實際使用中伺服閥前置級的參數，應用cad軟體autocad建立二維幾何模型，運用fluent前處理軟體gambit進行了網格的劃分。 -
Some results on geometric lattice are involved in the present paper. here we recall some definitions and facts from geometric lattice, and then by the method of decomposition form of idempotent matrix over a finite field, one geometric lattice is obtained. at the same time, the present paper compute the characteristic polynomial and the parameters that involved in the geometric lattice
本文得到了構造幾何格方面的一些結果，其中第一部分介紹幾何格理論的基本概念；第二部分利用有限域f _ q上冪等陣的分解形，構造了一個幾何格，並計算出該幾何格的特徵多項式及相應的一些參數。 -
4 due to the irregular geometric boundary and the complicated internal heat source distribution, the theoretical solution of transient temperature field for specimens with flaws is very difficult
4 、由於含缺陷的構件具有不規則幾何形狀，且具有復雜內熱源，在進行溫度場解析求解過程中遇到很大困難。 -
They think that " geometric design " is not able to describe such a branch of learning such as cagd, which has a rigorous mathematical foundation as well as important applied background. and yet, " geometric design and calculation " not only widens the studying range in the field, but also gives it new vigor
他們認為僅有「幾何設計」的概念還不足以刻畫cagd這樣的一個既有嚴格的數學基礎，又有重要應用背景的學科，而「幾何設計與計算」的概念不僅拓寬了該領域研究的覆蓋面，也為該學科賦予了新的生命力。 -
6 ) the thermo - mechanical behaviors of sma fiber reinforced smart structures with damages have been analyzed by utilizing the shear lag model and variational principle. mathematical expressions on meso - displacement field, stress - strain field of typical element with damages have been presented, and a failure criterion of interface between sma wires and base material is established. a geometric characterization on the failure criterion has also been made via an example
6 ）運用剪滯模型和變分原理，對含損傷sma增強智能結構的熱、力學行為進行了分析，給出了含損傷典型單元體的細觀位移場、應力應變場的數學描述，建立了sma增強智能結構界面的失效判據，並通過算例對失效判據進行了直觀的幾何描述。 -
The traditional simplification methods could n ' t adapt to transitional state due to the lack of ability on transitional features. in order to keep the transitional details together with the fidelity and briefness, both the geometric attributes and transitional modulus are considered during the th - distance - based threshold estimation, and the ring - splitting algorithm is successfully realized with the definition of the voxel - effected - field. the multiple - step method for multi - resolution expression of transitional state is put forward
提出了過渡狀態的幾何簡化方法，分析了現有簡化方法所存在的缺陷與不足，在簡化閾值中引入th距離，對幾何特性與過渡特性同時加以考慮，利用頂點影響域的建立與環分裂三角化過程的實施，在實現表達過程保真性與簡潔性的同時保留了重要的過渡細節特徵。 -
Based on the fractals of the capital market, this paper derives a fractional geometric brownian motion model for the stock price. this paper constructs a formula for option pricing on the basis of the fractional brownian motion model. on the one hand, this paper draws on the latest researches in this field : the explicit formula for european option pricing ? the fractional brownian motion formula for option pricing ; on the other hand, the analytical solution is derived through the monte carlo simulation
基於資本市場的分形特性，本文接著推導出股票價格變化的幾何分數布朗運動模型;隨后，在該模型的基礎上，本文研究了在分數布朗運動環境下的期權定價模型，一方面引用了國際上最新的研究成果:在分數black - scholes完全市場下，歐式期權定價的顯式公式-分數black - scholes期權定價公式;另一方面，又運用蒙特卡羅模擬法，通過模擬股票價格變化的路徑並進行貼現，得出了歐式期權價格的數值解。
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