曲建方 的英文怎麼說

中文拼音 [qūjiànfāng]
曲建方 英文
jianfang qu
  • 曲 : 曲名詞1 （一種韻文形式） qu a type of verse for singing which emerged in the southern song and ji...
  • 建 : Ⅰ動詞1 （建築） build; construct; erect 2 （建立; 設立; 成立） establish; set up; found 3 （提出;...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  1. This paper put forward the optimized methods include reconstructing the characteristic curve by reasonable use of the adjust tools and analyse tools of the modeling software, admeasuring the automotive model surface correctly, simulating the breaking surface and creating the surface in the right turns which is good for modeling a smooth and exactitude surface. at last, after the correct analysis of the factors which are effect to the surface construction, a smooth and exactitude surface of the similar diamond concept car has been constructed by using the right optimize method

    本文通過合理利用反求軟體中的造型工具和分析工具，正確劃分反求模型的造型區域，使用正確的曲面造型方法，對反求曲面的特徵網格線進行二次優化，並對突變曲面進行擬合再生成處理及建立合理的曲面生成順序等方法，最終獲得了仿型度和光順度都很高的反求曲面。
  2. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。
  3. Connolly surface on an atomic structure via voronoi diagram of atoms

    基於原子voronoi圖構建原子結構connolly曲面的方法
  4. He used a principle, which though helpful was hardly well grounded, to establish canonical forms of curves.

    他採用了一個雖然方便卻不很有根據的原理來建立曲線的標準型。
  5. In chapter 6, the usage of floater ' s algorithm on a disk is discussed which is for geometric reconstruction of surface with four edges using double cubic b - spline surface, and the algorithm is generalized to a cylinder and a mobius

    第六章討論了floater關於四邊拓撲曲面的雙三次b樣條幾何重建方法在圓一摘要浙江大學博士學位論文一盤拓撲曲面上的應用，並將其推廣到平環與mbbius帶上。
  6. An ultrasonic crossjet with a non - symmetric laval cavity is designed based on the aerodynamic theory

    根據氣體動力學原理設計了一種超音速非對稱拉法爾腔體結構的噴嘴，並建立了噴嘴內部拉法爾曲線方程。
  7. While according to dynamics correction method, the valve displacement curve has to be design, which can be acquired by boundary condition and calculation method. then by dynamics analysis, the tappet displacement curve equation can be obtained based on the dynamics differential equation. thus, the design of cam profile can be carried out based on the tappet displacement curve equation

    按照動態設計的動力學修正方法進行設計時，又得先進行氣門升程曲線的設計，利用一定的邊界條件和計算方法得到氣門確定的運動規律，再通過動力學分析，根據建立的動力學微分方程，經過計算得到挺柱的升程曲線方程，至此，就可以根據挺柱的升程曲線進行凸輪輪廓曲線的設計。
  8. The camber development mechanism and the influence factors were researched by geometry analysis, viscous analysis and sintering kinetics analysis. the camber model was established and the equation for calculating curvature of camber was proposed. the influence factors for camber involve the original size of composite, the sintering properties and the shrinkage mismatch between the two materials

    從幾何學、粘彈性力學和燒結動力學的不同角度出發，探討了共燒翹曲形成機制和影響因素，建立了介電材料鐵氧體材料疊層共燒翹曲模型和翹曲曲率方程，揭示影響翹曲的因素為形狀尺寸因子，材料的燒結特性和異種材料之間的收縮率差，其中燒結過程的收縮率差是翹曲產生的根本因素，收縮率差越大，則翹曲曲率越大。
  9. Aim at lacking a kind of method for drawing intersecting lines efficiently in the petrochemical engineering construction, invented a kind of compasses that can draw the opening curve on the non - flat container wall

    摘要針對石油化工設備建造中，缺乏一種高效的器壁開孔畫曲線方法的問題，研製了一種能在非平面器壁上畫開孔曲線的畫線規。
  10. Based on conjunction theory, the models for gear manufacturing is developed, and the equation of the gear surface is gained by the equation of rack cutter. the contact line in manufacturing and the tooth profile of the gear is also discussed based on the equation of the gear surface

    本文首先基於齒輪嚙合原理，建立了齒輪加工的模型，由刀具曲面方程推導出被加工齒輪的齒面方程，並進一步推導出齒輪端截面的齒廓方程和齒輪刀具接觸線方程。
  11. Firstly, based on research of the asymmetric involute gear cutter and the gearing theories, the universal tooth flank curve equations of asymmetric gear with two pressure angles and the tooth transmission curve are derived by the gear shape nomal method, then the fea model of asymmetric involute gear with main parameters is automatically generated with ansys parametric design language ( apdl )

    本文首先建立非對稱漸開線刀具的方程，根據齒形法線法建立非對稱漸開線齒輪的齒廓曲線方程，並利用apdl參數化建模語言建立全參數的非對稱漸開線齒輪有限元模型。討論了非對稱漸開線齒輪的嚙合特性，對非對稱漸開線齒輪傳動特點作了詳細的分析。
  12. In order to reconstruct object with holes, a method is presented to detect contour inclusion relationships based on seed - filling approach

    對常用的兩種輪廓線表面重建方法?連接輪廓線法和隱函數曲面法進行了研究。
  13. Curve reconstruction based on support vector machine

    基於支持向量機的曲線重建方法
  14. This method can avoid losing surface details, but its calculation is computationally expensive. the projection characters of adjacent contours and their connected surfaces are analyzed. a new algorithm for reconstruction is proposed based on projection

    針對隱函數曲面法計算量較大的缺點，分析相鄰斷層上的輪廓及其重建子表面投影的特性，提出一種基於投影法的表面重建方法。
  15. By means of the existence and uniqueness of semi - global c1 solution to the mixed initialboundary value problem with general nonlinear boundary conditions for first order quasilinear hyperbolic systems with zero eigenvalues, we establish the local exact boundary controllability for second order quasilinear hyperbolic systems with general nonlinear boundary conditions

    本文利用具零特徵的一階擬線性雙曲型方程組帶一般非線性邊界條件的混合初-邊值問題的半整體c1解的存在唯一性，對具一般類型非線性邊界條件的二階擬線性雙曲型方程組建立了精確邊界能控性
  16. This paper describes the approach of constructing the three - dimensional digital fairing covers with class a surface by the way of giving an example of designing the fairing cover of a new motorcycle, and offers a feasible way to the construction of advanced smooth surface of motorcycle fairing

    摘要本文通過摩托車整車外觀覆蓋件全新開發的實例，具體描述了覆蓋件a級曲面模型的三維創建方法，提出了建立具有光順曲面的摩托車覆蓋件三維數字模型的設計思路。
  17. Aiming at product development process, three detail problems are analyzed and investigated deeply, namely a method for the choice of product development project, risk analysis in the concurrent product development process, and the policy of market entry. firstly, a new integrated method for the choice of product development project is presented ， integrating absolute concentration curves and analytic network process. the paper establishes a model for the choice of product development project including network subsystem, emphasizes the product portfolio management, especially the relativity of the presented product and the new product

    針對產品開發項目的選擇方法提出了一種綜合評判方法，集成絕對優勢曲線方法和網路分析法，建立具有網路子系統的產品開發項目評價選擇系統模型，著重考慮了新產品與現有產品的相關性；在產品并行開發中的風險分析方面，以分析兩階段并行開發的時間函數和成本函數為基礎，建立時間風險和成本風險模型，以兩者的加權和為目標函數；在產品投放市場策略方面，從分析投放時機和投放市場的規模選擇入手，建立了綜合投放策略模型，提出四種投放策略分別適用於四種類型的企業，並且指出市場投放策略要兼顧投放后的應對策略，包括資源供給問題和后繼產品開發問題。
  18. According to the characteristic of typical mesh smoothing technique, this thesis also proposes a novel approach to error estimation for mesh smoothing. ( 2 ) a novel surface reconstruction algorithm that solves the problem of c2 - continuous piecewise bi - cubic b - spline surface reconstruction based on triangular mesh is developed. it can guarantee the whole surface is c2 - continuous everywhere

    （ 2 ）針對現有雙三次b樣條曲面重建方法中存在的曲面片之間難以達到c2連續的問題，提出了一種混合處理方法，使相鄰曲面片在邊界及交匯點處達到c2連續，從而整張b樣條曲面是處處c2連續的。
  19. A novel surface reconstruction algorithm is put forward. it can join the reconstructed surface patches along their co - edges and at their confluent point c2 - continuosly and seamlessly, so can guarantee the whole surface is c2 - continuous everywhere. the problem of surface interrogation and surface fairing has been studied

    在現有方法的基礎上，著重研究了相鄰曲面片邊界及交匯點處的連續性問題，提出了一種混合處理方法，解決了現有重建方法存在的相鄰曲面片在邊界及交匯點處難以達到c2連續的問題。
  20. Discussion on the modeling of the five - point determination method of conic equation

    二次曲線方程的5點確定法建模研討
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