簡化多面型 的英文怎麼說
中文拼音 [jiǎnhuàduōmiànxíng]
簡化多面型
英文
nbsp-
Because the well reservation of the advantages of traditional large sacle advertising airboat, thoughtful design and argumentation on every level has been made, the dimension of the airboat reduced to 9 - 16 meters, adaptable area remarkably increased, flying agility obviously improved, a place as large as a playground is enough for it s taking off or landing, a space as size as a bus warehouse is sufficient to store the airboat, the advertising area of the airboat on it s two sides become less to 9 - 12 square meters, the altitude where such airboat can fly is much lower than that that drives person, presenting a little difference in views of the people on the ground, so capable to take the place of human - driving airboat, on the other hand when the size reduced, the operation, use, freight and maintenance become very easy, easy operation become it s first advantage : remote controllable, no professional driver needed, common personal can operate it after a short trainning, trainning time ranges from 3 - 5 days single, 15 - 30 days for people
是因為它完美的保留和發展了大型載人廣告飛艇的優勢,為此我們進行了方方面面且深入細致的設計和論證,首先縮小了飛艇的尺寸, 9至16米長,大大的增加了飛艇的適用范圍,使飛行的靈活性得到了改善,學校操場大小的地方就可從容的起飛降落,大客車或大貨車的車庫便能存放,廣告面積雖然也小了,每單側9至12平米,可遙控飛艇的飛行高度也比載人艇的飛行高度低很多,以地面的視覺效果來看效果相差非常小,足以代替載人艇,其次是飛艇縮小后,整艇的操作使用運輸維護也都大大的簡化了,操作簡便是它的第一大優點:由於是遙控飛艇,就不需要專業的駕駛員來操作,普通人經過短期的技術培訓就可勝任,培訓期每單人為三至五天,多人視人數十五至三十天。The work in this thesis mainly includes following parts : 1. as for box girder cross section, the three - bar stimulation method under typical loads and supports has been introduced. the force and stress formulae for flanges have been derived from the three - bar method. by reasonable simplification for multi - cell box girder, the three - bar method has been applied in multi - cell box girder ' s shear lag analysis
對于箱形截面主梁,本文介紹了三桿比擬法上、下翼板中比擬桿的計算公式,以及在典型荷載和支承的情況下翼板內各桿的應力計算公式,並對多箱式主梁截面進行合理簡化,使三桿比擬法應用於多室箱梁的剪力滯分析。Series of screen - bohou adopt large amplitudes, big intensity of vibrations, flexible screen surfaces, the motion parameters characteristics of adjustable amplitudes ; the unique structural features of " board of screen active, box inactive, unattached vibration of the screen surface " ; though segmented, multi - segments of screen surface jointed, large - scale of screen equipments can be realized, the advantages of large area, big handling capacity and no special requirements to the water of materials make the screen to be the best screen equipments used for the small wet materials
簡介:博后篩系列採用大振幅、大振動強度、彈性篩面、振幅可調的運動參數特點;及獨特的「篩板振動、篩箱不振動、各段篩面獨立振動」的結構特點;經分段、多段篩面組合,實現了篩分設備大型化,大面積、大處理能力的優勢及對物料水分的無特殊要求,是潮濕細粒難篩物料的最佳篩分設備。3. a space bond slip relation of reinforcements in either end of a member is proposed, based on one - dimensional bond slip model of reinforcements proposed by teng zhiniirmg from tsinghua university, the first - time loaded ascending stage ? curve of which model is modified as the line which parameters are not changed so as to simply the computation. the bond, slip is regarded as the boundary nonlinearity of a member
3 、採用清華大學滕智明建議的一維鋼筋粘結滑移恢復力模型,但從簡化計算的角度出發,將首次加載的上升段曲線改為直線,並假定構件端部的諸多縱向鋼筋的滑移服從平截面假定,考慮由節點錨固區粘結滑移引起的構件端截面軸向和兩轉角附加變形。On the one hand, the author discusses markowitz ' s mean - variance portfolio selection model, single - index portfolio selection model, and simplified model of optimal portfolio selection. at the same time, based on the rules of optimal portfolio selection and other risk - metric indices, the author also discusses mean - absolute deviation model, mean - semivariance model and mean - value at risk model. on the other hand, the author discusses the asset pricing model, including the capital asset pricing model ( capm ), the multi - factor asset pricing model, and the arbitrage pricing model ( apt )
一方面,作者討論了馬科維茲的均值-方差資產組合選擇模型、單指數資產組合選擇模型、最優資產組合選擇的簡化模型,同時根據最優資產組合選擇原則和其他風險度量指標,討論了均值-絕對離差、均值-半方差和均值-風險價值資產組合選擇模型;另一方面,作者討論了資產定價模型,包括多因素資產定價模型和套利定價模型,特別是在四種因素變量的基礎上,探討多因素資產定價模型。In this paper, the author combines the theory analysis with the experiment research method, and discusses the seismic behaviours, 3d elaborate finite element analysis and simplified model analysis of a kind of multi - function tall building - " sub - shearwall supported by frame ", which is applied widely today. the main contents are as follows : in order to observe the failure process and the earthquake response of the complex structure, and to analysis the seismic behaviour of the structural system and structural members, a 1 / 20 cement mortor model of a complex tall - building which is about to be built was producted and the shaking table test of this model under 26 sorts of earthquake loads was made. using sap2000 finite element analysis program, a 3d analysis model was built in computer, and the elastic time - history analysis of the model was done
本文採用理論分析和試驗研究相結合的方法,研究了目前應用較多的綜合性大廈? ?框支分區剪力墻高層商住樓的抗震性能及空間精細分析和簡化分析方法,主要內容為以下幾方面:對一擬建的復雜高層建築結構,採用1 20比例的空間整體模型,進行了26種工況下的模擬地震振動臺試驗,觀察了結構的破壞過程和地震反應,分析了結構及構件的抗震性能;建立了結構的精細空間模型,利用sap2000n大型有限元分析程序對結構進行了彈性時程分析;通過有限元分析與試驗結果的對比,對結構的抗震性能和抗震能力做出綜合評價,認為該結構由於轉換層上部去掉部分樓板,既可滿足建築設計的通風、採光等要求,又可達到協調結構轉換層上、下樓層抗側剛度的效果,是一種較理想的有多道抗震防線的結構型式。This thesis primarily makes below the work of a few aspects : ( 1 ) the method that measuring and solution of the control point ' s coordinate, calculation of the point, solution of intersection with polygons, and calculation the quantity of ore reserves in a drawing file by computer technology ; ( 2 ) the theory and the method to draw the diagram of the equivalent line by establishing the abnormal triangle net, and ore blending with the diagram of the equivalent degree ' s line ; ( 3 ) the principle and method to automatically divide the ore, and the method to adjust to the quantity of ore and search the ore ' s information ; ( 4 ) adoption the line program to beg to solve the problem to ore blending, and establish the linear programming model and the simplification model with ore blending. ( 5 ) establish the control model with ore degree based on modem control theories
本論文主要完成了以下幾方面的工作: ( 1 )利用計算機技術直接在一張現狀圖中,實現了控制點的測量與求解、坐標展點計算、多邊形求交以及爆堆礦巖量的計算; ( 2 )提出了通過建立非規則三角網的方法來繪制等值線圖的理論和實現方法,通過等品位線圖指導配礦工作; ( 3 )提出了配礦塊段自動劃分的原理和方法,並在此基礎上實現礦塊礦量調整和礦塊信息查詢; ( 4 )採用線性規劃的方法求解配礦問題,建立了配礦問題的線性規劃模型和簡化模型; ( 5 )建立了基於現代控制理論的品位控制模型。In computation of swept volume approximation, an improved technique to generate the swept volume approximation for arbitrary meshes is presented by introducing generator simplification and path resample using frenet moving frames along the discreted sweeping trajectory. other steps, such as a directed distance field computation on a uniform grid based on the hardware accelerated computation technique and iso - surface extraction using marching cubes algorithm, are also included in this algorithm. in addition, the simplification scheme and smoothing technique are applied to the swept volume generated from iso - surface extraction
本文的主要貢獻在於:在掃描體逼近計算方面,在原有任意多邊形網格模型沿任意路徑運動生成掃描體逼近演算法的基礎上,提出了加入對掃描母體簡化的預處理和用活動標架對掃描路徑進行重采樣等過程,演算法的其它過程還包括:計算掃描體中幾何基元的排列,用硬體加速構造無符號的有向距離場,將無符號距離場轉化為有符號距離場,從有符號有向距離場提取等值面等。4. analyze the configuration management method that used to resolve the phenomenon that the same aircraft model has multi - delivery states caused by customer ' s diversification requirement. from many aspect, such as assign production process task, simplify configuration, setup single product resource database, configuration database, product structure management and validity inspect etc, discuss the capp technique that is fit for configuration management
針對目前因客戶需求的多樣化而產生的同種機型、多種交付狀態現象,分析了為解決這種現象所採用的構型管理方法,從生產過程作業流的劃分、簡化構型、建立單一產品數據源庫、構型庫、產品結構管理和有效性檢查等多方面,探討了適合於構型管理的capp技術。The principle of the neural network models is different from that of the real - time running models. the latter is designed on the engine running, so the effect of the control strategy on engine performance can be observed clearly. while the former works out the solution directly from the testing data, avoiding the complex calculation procedure
神經網路模型與實時運轉模型的構成原理不同,實時模型以發動機運轉機理為設計依據,使于充分觀測控制策略對發動機各種性能指標的影響;而神經網路模型是根據己有的試驗數據進行直接推理,可避免大量的簡化、推導、求解過程,對于諸多機理繁復的發動機變量而言是一極佳的求解方案,因此就更全面的進行電控系統的調試評估考慮,兩種模型有著良好的互補性。Genetic algorithm, as a computational model simulating the biological evolution process of the genetic selection theory of dar - win, is a whole new global optimization algorithm and is widely used in many fields with its remarkable characteristic of simplicity, commonability, stability, suitability for parallel processing, high - efficiency, and practibility. on the other hand, there are many op - timization problems in the field of digital image processing, such as image compression, pattern - recognition, image rectification, image segmentation, 3d image recovery, image inquiry, and or so. in fact all these problems can be generalized as the problem of searching for a global optimal solution in a large solution space, which is the classic application field of genetic algorithm
遺傳演算法是模擬達爾文的遺傳選擇和自然淘汰的生物進化過程的計算模型,是一種新的全局優化搜索演算法,具有簡單通用、穩定性強、適于并行處理以及高效、實用等顯著特點,在很多領域得到了廣泛應用,另一方面,在圖像處理領域有很多優化問題如圖像壓縮,模式識別,圖像校準,圖像分割,三維重建,圖像檢索等等,實際上都等同於一個大范圍搜索尋優問題,而最優化問題是遺傳演算法經典應用領域,因此遺傳演算法完全勝任在圖像處理中優化方面的計算。Based on a cone - shaped compound heatshield, a series of research work has been done from the investigation of theoretical analyses of ablative and insulating principles and technical experiments. 1 based on the exploration of improving material performances, a feasible scheme of adding insulating functional layer is proposed ; 2 a simplified calculation method is proposed via establishing fea ( fmite element analysis ) and instantaneous heat transmission is calculated with the mentioned method ; 3 a practical engineering scheme is proposed through a series of experiments ; 4 the interface problems of the function layer are solved through co - curing method and successful samples are manufactured ; 5 in order to estimate properties, the heatshield was anatomized engineering applied possibility is explored on the analyses of performance evaluation by testing mechanical properties, coefficient of heat conductivity and doing dynamic ablative experiments, also, the comparison with that of the required materials is done
本文以一錐形復合防熱套為研究對象,從燒蝕、隔熱機理的理論分析和工藝試驗兩方面,進行了一下研究工作: 1 、通過對提高材料及製品通過對提高材料及製品隔熱性能的多種途徑進行探討,提出了採用添加隔熱功能層,研究復合型大面積防熱套是理論有效、工藝可行的方案; 2 、通過建立有限元分析模型,對防熱套的燒蝕隔熱行為進行了理論分析,提出了簡化的隔熱計算方法,並用該方法對復合型防熱套的瞬態傳熱模型進行了分析計算; 3 、通過復合型防熱套的工藝探索試驗,提出了一種工程應用上切實可行的工藝方案。In the designed hardware, at89c51 single chip computer and many kinds of new type circuit chip ( including : special power measuring chip - cs5460a, ds1302 calendar / clock chip, sms0601 lcd, x5045 serial memory ) are used for design. the hardware circuit is simplified, the meter ' s anti - interference ability is enhanced and the precision of measurement is also advanced
設計中以at89c51單片機為核心,採用多種新型集成電路晶元(包括電能計量專用晶元cs5460a 、 ds1302日歷時鐘晶元、 sms0601液晶顯示器、 x5045串列存儲器)進行介面設計,簡化了硬體電路,提高了電能表的抗干擾能力和測量精度。It also provides several intuitionistic ways in the post - procession. last we give some engineering examples of fem to show the up to date advancement of cae programs, and also give the directions to the application of fem in practical work. this paper includes two parts of work - the construction of some new hybrid stress elements " functions, and the practical application of fem
從而證明,利用程序化的方法將自編雜交元應用程序集成到商業大型有限元軟體包中是可行的,也是必要的,這不但提供了良好的用戶界面,而且可以極大簡化有限元建模時期的工作,並可以利用多種直觀的方式顯示計算結果,節省了軟體開發時間,擴展了軟體的適用范圍。Key issues on multi - resolution representation and real - time simplification algorithms of multi - resolution of terrain model are then studied, which are simplification algorithms of dem, relativity calculation, off - line calculation, region division calculation, visibility calculation depending on fov ( field of view ) and error control, and real - time reality rendering. the simplification algorithms of self - adaptive triangulation regular networks and hierarchical triangulation irregular networks basically depending on fov are thoroughly studied. in the end, based on theories and methods discussed in this paper, a gis platform named hypergis and hyperterrain of terrain visualization software are developed and implemented
並以jarnopeschie的演算法為基礎,全面研究了路網的自動綜合演算法通過分析研究多解析度地形表現模型和實時地形簡化應解決的關鍵技術問題,進一步研究了規則三角形網和顧及地面特徵點線的不規則三角形依賴于視點的多解析度地形模型簡化演算法;應用研究所取得的理論和方法,開發了系統實現模擬軟體hypergis和hyperterrain 。This is a newly introduced slight shocking, direct driving centrifugal hyro - extractor. the electric locomotive on its base is semi - closed, internal ventilating, self cooling, weight adding and energy saving. the internal drum and rotational drum are istalled on the axel of the locomotive and drived directly, which effectively decreases energyloss, and simplifies therotation. acontrolling box is used in the machine to start through frequency conversion. and stop through resistance. the showing board shows the rotation speed and adjusts the speed and time. the featues of this machine areenergy saving, durable and repair infrequent. this machine is spcially used for cloth hydroectraction
本機系最新引進直微震直驅式離心脫水機,它使用半封閉內通風自冷加重型專用節能電機裝于中間底座,內桶及轉鼓裝于電機軸而直接驅動之,有效地減小了多功能損耗,簡化了傳統的多級繁瑣轉動,本機配有一個電控箱機變頻起動,電阻剎車於一體面板有轉速顯示並可調速度及時間,該機特點省電、耐用、維修機會極少,本機適合布匹脫水使用。In the research task supported by the key technologies r & d program in the 9th five - year plan of jiangsu province, the study focuses on the nc milling programming software development method and the corresponding algorithms on the basis of acis. by using the development interfaces provided by acis, the author has made some innovation to tool path generation algorithms. based on acis, a new set operation method of loops is presented in this paper
藉助acis提供的開發介面實現對一些刀具軌跡生成演算法的創新:提出了一種基於acis的環集合運算方法,該演算法充分利用了acis的功能,使演算法實現過程大大簡化,並提高了演算法效率;設計了一種加工區域識別演算法,該演算法可以識別出由存在復雜嵌套關系的多個型腔環和島嶼環組成的零件幾何模型中的待加工區域;提出了一種實體精加工刀具軌跡生成演算法,該演算法可以自動計算出待加工零件在一個加工方向上所有的刀具軌跡,從而在某些情況下,大大方便數控編程人員完成nc代碼的生成。Mainly we have 3 types of configurative component discussed in the thesis and they are ui component, business entity component and business rule component. also, design and implementation of development platform that support configurative component are discussed in detail. at the end of the essay, a summary of research on all aspects is given, along with hope of possible refine of further research
在配置化構件的研究中,為了達到更好的構件復用並簡化開發過程,提出了使用非編譯型的關系型數據、 xml及解釋執行的腳本語言jscript作為構件的實現載體,使用典型的三層(多層)開發模式,在此基礎上提出了界面構件、業務實體及業務規則等配置化構件的構件規范,並詳細描述了Incremental length diffraction coefficients ( ildc ) is adopted to calculate the contribution of edge diffraction. in order to improve the accuracy of calculation, multi - scattering is discussed, based on the two former contributions and ray - tracing method. geometrical optics ( go ) and physical optics ( po ) are used to calculate the multi - reflection between facets and facets
對于鏡面反射採用物理光學法計算其散射貢獻,結合基於面元的目標模型的表示,採用離散的積分形式,將面電流積分化簡為線積分,簡化計算復雜度;對于邊緣繞射,運用增量長度繞射系數理論計算目標邊緣繞射場;在多次反射中,則以光線跟蹤方法為基礎,採用幾何光學、物理光學相結合的方法分析考慮多次散射場。A theoretical model for purification of waste gas of low concentration in trickling biofilter was established with simplifying, the polyhole filter in the trickling biofilter to a parallel plat plates passage covered with biofilm
摘要將生物膜滴濾塔內的多孔填料簡化?壁面覆蓋有生物膜的平行平板通道,建立了一個凈化低濃度有機廢氣的理論模型。分享友人