立體地形模型 的英文怎麼說

中文拼音 [dexíngxíng]
立體地形模型 英文
terrain model
  • : 動1 (站) stand; remain in an erect position 2 (使豎立; 使物件的上端向上) erect; stand; set up...
  • : 體構詞成分。
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • 立體 : 1 (三維的) three dimensional; stereoscopic2 [數學] (幾何體) solid; body立體彩色電視 three dim...
  • 模型 : 1 (仿製實物) model; pattern 2 (制砂型的工具) mould; pattern3 (模子) model set; mould patter...
  1. 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:首先針對荒漠化區的物特徵,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區的物光譜特性及變異規律,進一步明確了掌握物光譜特徵和變異規律是用成像光譜儀數據提取物信息的基礎;發現了基於光譜整狀的分類方法在很大程度上能夠消除由於傳感器、物目標觀測方向之間的角度變化引起的反射率曲線整平移的「同物異譜」現象,對于譜相似而整反射率的值相差較大的兩類物,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;建了荒漠化監測主要評價因子的定量反演,並分析了的適用性。
  2. Stability of rock slopes is generally controlled by the structure of rock masses, especially the soft structure surfaces. analysis of rock mass structures is a key to establish geological models and numerical simulation and a foundation to assess the stability of rock slopes. the weak structure surfaces are mainly bedding planes, faults, joints, schistosity plane and contact zones of intrusive bodies. since they are different in genesis and scale, the rock masses are different in features and mechanical intensities. based on the combination of rock structure bodies, 15 basic modes of deformation and failure of rock slope are systematically summarized. the deformation and failure of rock masses actually result from the recombination and rearrangement of these rock bodies. there are 11 types of rock mass structures and various deformation and failure of bank slopes are present in the reservoir area of the three gorge project

    結構,特別是軟弱結構面對基巖斜坡變與破壞具有顯著的控製作用,巖結構式分析是建斜坡和數學的關鍵和評價斜坡穩定性的基礎。巖層層面斷裂構造節理裂隙片理與劈理以及侵入和圍巖的接觸帶等是控制基巖斜坡穩定的軟弱結構面,這些成因不同大小不一的結構面將巖分割成性質各異力學強度不均的各種巖結構,構成了15種基巖斜坡變破壞的巖結構基本式。不同結構的重新組合與排列是斜坡失穩的內在原因。
  3. Roll over protective structure ( rops ) is a device which installs on out of construction vehicle. the main functions are : when the vehicle rolling over. rops can prevent the vehicle from rolling over further, and reduce the possibility of rolling vehicle injures operator ; when the vehicle traveling on freezing soil. concrete and rock, it has large resist continuous impact ability ; when the vehicle overturning rops can support the whole vehicle. arrangement of falling object protective structure ( fops ) can block objects ( such as trees, rocks ) so that supply protection for operator. this problem is that research rolling over and falling objects protective structure of bulldozer by learning research condition of rops / fops and relative lay down international standard. on the base of theory analysis. detrudes counting formula of rops / fops deformation through founding mechanics analysis model of rops / fops at the stage of elasticity and plastoelastic. and finds a set of feasible nonlinear finite element analysis counting. lt calculates rops / fops plastoelastic deforma variable of 320hp bulldozer, bulldozer has been carried out by optimizing design method

    其主要功能是:當車輛滾翻時, rops能刺入未凍土壤而阻止車輛的進一步滾翻,降低滾翻的車輛對系著安全帶司機軋傷的可能性;保證rops在碰撞和沖擊變不大的面(如凍土、混疑土上、巖石)時,能具有相當大的抗連續沖擊能力;當車輛已經處于顛覆狀態時,已經變的rops應能支撐住整車。落物保護裝置(簡稱fops ) ,其構件的布置方式要能遮蔽墜落的物(如,樹木、巖石等) ,以便對司機提供適當的保護。本課題主要通過了解國內外有關對rops fops的研究情況和有關國際標準的制定,對大推土機傾翻和落物保護裝置進行研究,在理論分析的基礎上,通過建rops fops的力學分析,推導彈性、彈塑性階段rops fops變的計算公式,建一套可行的rops fops的非線性有限元分析計算方法。
  4. In this thesis, based on pershing ii surface to surface missile, a new kind of ballistic missile was designed with an additional rocket engine, which can be ignited twice. firstly, aerodynamic computational models of missile body and warhead which reentry with supersonic are built according to the task requirements ; secondly, the propulsion system model of missile is built whose first two stages are solid rocket engines and the third stage is liquid - solid combined rocket engine. the nozzle and the shape of the engine are designed to meet the needs of the populsion project ; thirdly, the trajectory model of the mass point is built and a wavy trajectory is designed & optimized ; finally, the ability of a missile ' s breaking through defence is analyzed

    以美國潘興導彈為原,增加可兩次點火的末級發動機,改裝成具有跳躍能力的彈道導彈;首先,根據任務需求,建了導彈的氣動,並建了彈頭再入時高超聲速氣動;其次,建了導彈推進系統,前兩級採用了固火箭發動機,第三級採用了固?液組合火箭發動機,並在總方案要求下,對發動機噴管和外進行了設計;第三部分,建了導彈質點彈道,設計了一條跳躍式彈道,並對跳躍式彈道進行了優化設計;最後,對導彈進行了突防能力分析,從分析的結果可以看出,跳躍式彈道的突防能力比常規的拋物線彈道要強。
  5. Metropolitan circle is the result of industrialization and urbanization, which is the embodiment of centralization and radialization when the metropolis is developing to a certainty, in order to advance the space and economy to conform, to form a corporate area, fabricating the new type of metropolitan circle in which the metropolis is the core is new topic for discussion of innovative space structure of the big ciry this paper combine the theory expatiation and demonstration analysis with comprehensive and new statistics data, and theory model, and discusses the all - around regional development in chengdu area from a new angle, ie : using space structure model of metropolitan circle to develop the overall enhancement of strength in chengdu first, the thesis defmitudes the concept, connotation, and character of metropolitan circle, after that, it discusses the formative mechanism of metropolitan circle from the factors such as market, institution and ect moreover, from the practice of metropolitan circle ' s development in ho me and abroad, it summarizes the significance of the metropolitan circle form for the economic and social development, as well as the experience for reference and the problems we should pay attention to = based on these theories and practice, it brings forward the necessity and strategic significance of building metropolitan circle in chengdu, and analysis its possibilities, it also makes a research on the model of this circle, it innovatively brings forth that the double - polar circle structure of central city - sub central city - satellite town should be builded, through the establishment of index system, the sphere of metropolis circle in chengdu can be set which means the central city, sub center city and satellite town are sett it also analysis how to determine the gravity between center city and circumjacent area, and discusses the function orientation of center city and satellite town at last, it briefly analyses the transportation designing of suburb and city which are imperative for constructing the metropolitan circle in chengdu

    本文將理論闡述和經驗實證分析與較全面的最新統計資料,以及理論分析分析結合起來,從新的角度深入探討成都的區域整發展,即以都市圈的空間結構式促進成都整實力的全面提高。本論文首先明確了都市圈的概念、內涵及特徵,從市場、等因素探討了都市圈的成機理,並從國內外都市圈的發展實踐中,總結出都市圈這種空間式所引起的經濟和社會發展的意義所在,以及我們值得借鑒的經驗和需要注意的問題。在此理論和實踐基礎上,提出構建成都都市圈的必要性及戰略意義,分析其可能性;並且對如何構建成都都市圈式進行了探討,主要是創新性提出構建中心城市-副中心城市-衛星城鎮的雙極圈域結構,並通過指標系的建以確定成都都市圈的范圍,即中心城市、副中心城市和衛星城鎮的確定,以及測定中心城市與周邊區的引力大小,以及對中心城市和衛星城鎮的功能定位進行了探討。
  6. In order to fully refect the geo - tech basic mechanics behaviors and to rationally explain the strain localization, this paper establishes the theory framework of gradient - dependent plastic model based on the theory framework of gradient - dependent plastic mechanics and in considering the plastic strain ' s gradient - dependence in double yield function, offers a kind of possible concrete pattern of the generalized plastic gradient model and analyzes each parameter of the model, particularly with the physical sense of " localized parameters " and the elements producing possible effect upon the model

    為了較全面反映巖土的基本力學性質,同時合理解釋應變局部化現象,本文基於廣義塑性力學的理論框架,在雙重屈服函數中考慮了塑性應變的梯度依賴,建了廣義塑性梯度的理論框架,並給出了廣義塑性梯度的一種可能的具式,分析了該的各個參數,尤其是其中的「局部化參數」的物理意義和可能對其產生影響的因素。
  7. 1. comparing reservoir beds in details step by step, we have divided and compared the deposition time unit in guan 3 - 6 sandstone bed sets, which has been divided into 20 small beds, 30 time units : rebuilding oil sandstone body data table, building graph database, further analyzing the level and section plane configuration and combination pattern of sandstone, and deducing the maze reservoir geology model of river sandstone, are the most important basis for oil reservoir description and residual oil distribution study

    1 、採用儲層逐級細分對比方法,對館3 - 6砂層組進行了沉積時間單元的劃分對比,共劃分出20個小層、 30個時間單元;重新編制了油砂數據表,建了圖表數據庫,並進一步分析了單層砂平面、剖面態以及砂組合式,總結出河道砂屬迷宮式儲層,這是精細油藏描述及剩餘油分佈研究的最重要基礎。
  8. The thesis expatiate on the thought base, principle, design process and calculate technique that used in the foundation of the service pipe network geography information manage system, and set up each module ’ s math model. it handles the network ’ s graphics and words in a whole using the geography information system technique. that will make the water pipe network management easy, facilely and exactly

    本文詳細闡述了建城市給水管網理信息管理系統的思想基礎、遵循原則、設計過程以及採用的計算技術,對管網各功能塊建了數學,運用理信息技術對城市給水管網進行了圖和屬性數據一化的操作,從而使給水管網的管理更加直觀、便利和準確。
  9. Secondly, the finite - element analysis on the typical slope section is performed with establishment of geology model, definition of boundary condition and proper selection of mechanical parameters. the result shows that the slope is of integral stability, and the failure mode mainly comprises infrequent block drop and wedge body breakage. considering the two failure modes of plane failure and wedge body breakage, and stability calculation under different work conditions, the slope stability is discussed and the sensibility ana lysis on its fraction angel and cohesion force is made

    然後通過建、確定邊界條件、選擇合理的力學參數,取典斷面對邊坡進行數值分析,分析結果表明斜坡整是穩定的,破壞類以零星掉塊和楔失穩下滑為主;為了定量計算邊坡的穩定性,對邊坡兩種破壞類:單滑面下滑和雙滑面楔下滑,考慮不同工況進行穩定性計算,並對摩擦角和粘聚力進行穩定的敏感性分析。
  10. Based on systematical study of each constituent of iss, the foundation, computation and precision analysis of the models of geoid, sea surface topography, mean sea surface and ocean tide are mainly discussed ; the conceive of mean sea surface height model and ocean tidal model suitable to chinese near sea and its neighborhood is provided ; two kinds of iss model are derived out

    本文在系統研究瞬時海面高各組成要素的基礎上,主要討論了大水準面、海面、平均海平面和海洋潮汐的建、計算以及精度評價等問題;提出了建適於我國近海及鄰域平均海平面和海洋潮汐的設想;綜合得出了兩種瞬時海面高,並進行了精度估計,編制了相應的軟
  11. In this paper, the ways how to acquire shape from image and then construct geometric models are systemically studied

    本文較為系統研究了不同情況下的由物圖像測量表面狀,進而建幾何的方法。
  12. Scientific computation visualization interactive virtual reality computer dynamic simulation etc., to study thoroughly and carefully on critical technologies such as mixed - language programming simplification of scene models displaying realistic image and animation of 3d scene models and so on in this dissertation, the methods to build scene models were studied and applied to develop a dynamic simulation system of 3d railway scene based on this idea, the major study contents and results can be summarized as follows : 1 ) mixed - language programming can complement each other between different programming languages and the method has a general significance and can become popular many computation models including development of dtm optimum of dtm and reorganization of dtm were developed with fortran language in order to use the ripe codes, the dissertation succeeded in integrating the developed fortran codes to the visual c + + environment and achieving the course of mixed - language programming 2 ) the methods to build scene models for 3d location design were discussed in the dissertation and the development and animation of scene models had been realized by applying synthetically those technologies such as computer graphic computational geometry and geometrical modeling and computer dynamic simulation etc, and adopting opengl 3d graph library then achievement was got by using the technology of 3d visualization to livingly express design results 3 ) combing with the concerned study and development projects, adopting vc + + as development tools and in the light of those theories and algorithms stated in this dissertation, a software, which could build scene models with realism for 3d railway location design, in the name of " the dynamic simulation system of 3d scene of railway " was developed., the correctness was proved by using the software to build the 3d scene models and achieve their animation of suining - chongqing railway and yunnan - xizang railway

    本文綜合利用計算機圖學、科學計算可視化、人機交互、虛擬現實、計算機動態擬等理論和技術,針對混合語言編程、真實感圖繪制以及三維景觀的動畫驅動等關鍵技術,進行了深入細致的研究,從而探討了建逼真景觀的方法,並基於本文提出的方法研製了一個鐵路線路三維景觀動態擬系統。基於這一思想,本文主要研究內容及研究成果如下: 1 )混合語言編程可以實現語言優勢互補,具有普遍意義。針對數字的建、優化、重組等計算塊是成熟的fortran程序代碼,本文成功實現了vc + +與fortran語言的混編; 2 )緊緊圍繞三維選線設計中景觀的建方法展開研究,綜合利用計算機圖學、計算幾何及幾何造學以及計算機擬技術,採用opengl三維圖庫,實現了景觀的建以及動畫驅動,使得三維可視化技術成功應用於選線設計成果的三維直觀表達; 3 )結合有關科研課題,利用vc + +開發工具,以本文所述的理論和演算法為基礎,研製和開發了一個建三維選線設計逼真景觀的系統軟- - 「鐵路線路三維景觀動態擬系統」 。
  13. In the drawing of waterway 3d graphics, this software draws the 3d model with opengl function, romances it and simulates the waterway with the means of zooming in, zooming out, translating, rotating and the rotating of lamp. the waterway can be observed all - sided

    在航道的繪制方面,調用opengl函數繪制,然後對其進行渲染,並且運用放大、縮小、平移、旋轉以及旋轉光源等手段,全方位顯示航道,實現對航道的動態擬。
  14. Using latest visual software idl ( interactive data language ) and combining trigrid function with triangulate function in idl, regular network terrain model and 3 - d shallow and deep sliding surface model of zhafangping landslide body based on delaunay triangular network is set up. it makes the sliding surface turn from " recessiveness " into " dominance ", and gets numerous different three - dimensional cubic chart, contour topographic map, the combine model of terrain model and contour topo - graphic map. and every visual model has analysed and compared in detail

    利用可視化軟idl中的triangulate函數和trigrid函數相結合,建了基於delaunay三角網的榨坊坪滑坡規則格網和淺層、深層滑動面三維可視化,實現了該滑坡的三維擬與再現,使滑動面由「隱性」變為了「顯性」 ,且獲得了眾多不同角度的三維圖、等高線圖和與等高線圖的組合圖等,並對各可視化進行了詳細分析與比較。
  15. The models built by idef have the shortcoming of lack connecting, which preclude models from communicating and comprehending. associating with the modeling method of aris, a modeling method of relation model is proposed. the relation model centers on the process view, connects function view, information view, process view, organization view and resource view, to wholly describe the business procedure of an enterprise

    2利用idef方法建過程中,發現idef建方法所建間缺乏聯系,不利於的交流與理解,結合aris建系中控制的建方法,提出一個聯系方法,它以過程為核心,將功能、信息、組織、資源集成到一個中,完整描述一個企業過程活動,提高的可讀性;另外將軟開發的統一建語言( uml )用於企業建中,利用uml所提供的視圖非常直觀、了企業
  16. The traditional way of sandstone correlation based on the geometrical similarity of well - logs which emphasizes " based on the cycle and correlating from larger to smaller " has shown its theoretical limits when explaining the correlating and the scale, geometry, continuity, connectivity of sandstones and the law of the reservoir property. it has been an urgent and difficult subject to find new theory and methods to solve the reservoir correlation and property prediction. it ' s a new way to correlate strata and found framework of reservoir through the process - response analysis in the base - level cycles

    儲層骨架是建儲層的前提和關鍵,建在測井曲線相似性基礎上的傳統「旋迴控制,分級對比」原則在進行高含水期精細對比時表現出層學理論依據不足,在解釋小層段的砂對比方面,在解釋不同層位砂態、砂連續性、連通性和儲層物性的變化規律方面缺乏有力的理論支撐。
  17. The 3d digital model was mainly developed and constructed according to the raster - based approach, in which terrain and buildings are represented by uniform grids with location and height associated attributes

    這個數碼系統主要以格柵方式( raster - basedapproach )來發展和建構,用劃一的方格網來顯示和建築物,包括其位置及高度等特徵。
  18. In assessing amount of earthquake induced deformation in soil structures and foundations, a simple but physically feasible model is needed for representing essential features of cyclic mobility

    為了正確評價和估計由於震引起的土工構築物和土工基礎的變,關鍵在於對循環活動性建一個簡單、實用的土本構
  19. This system can show the plane and solid drawings of the bottle and also can simulate the finished product appearance, thus the designer can get the design bottle immediately. besides these this system can calculate the cubage of the bottle rapidly and exactly. so it can shorten the design period, reduce the cost and improve the precision effectively

    該系統具有的平面圖以及設計結果擬展示功能,可以使設計者快速、直觀觀測到設計結果;另外該系統所具有的容積計算功能,可快速準確計算出瓶子容積,從而有效縮短了瓶的設計周期,提高了設計精度,降低了成本。
  20. Also, these are demonstrated by graphic simulation. the graphic simulation can give us information which ca n ' t be conveyed by data. this dissertation has constructed vr ( virtual reality ) scene with vc + + and open inventor function library and each model in the scene with " proe "

    擬可以直觀顯示許多數據本身難以得出的信息,本文利用三維建proe建了虛擬場景中各部分的,通過vc + +與openinventor函數庫建了圖擬系統虛擬場景。
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