擬態目 的英文怎麼說
中文拼音 [nǐtàimù]
擬態目
英文
phasmida-
Verification indicated that the car - barrier crash simulation models developed in this paper present high accuracy and stability finally, on the basis of summarizing dynamics of car and occupant and protection behavior of barriers in car - highway barrier crash, many problems and solutions confronted in the current research were presented, and the prospect and objectives of further work were also given
驗證表明本研究中所建立的模擬模型具有較高的精確度和可靠性。最後，本文在總結了轎車與高速公路護欄碰撞中轎車和乘員動態特性及護欄防護特性的基礎上，提出了當前研究所遇到的若干問題和解決方案，並展望了進一步的研究目標。With the rapid development of economy in china, vehicle volume is increasing heavily. therefore, the consequent traffic problems of traffic congestion, traffic accidents and environment pollution become a headache of city managers. intersection as the hinge of city traffic system, vehicles, pedestrians and bicycles join together in the intersection
本文依託國家自然科學基金重點項目《城市路網動態交通管理與控制關鍵理論及其模擬技術研究》和國家自然科學基金項目《混合交通中的機非沖突機理與基本參數研究》 ，對平面交叉口轉彎車流交通組織優化方法進行了研究。4. the signal data collected in expteriment are taken out in emulational research of system experiment. many methods such as adding window in frequency field, eliminating static object and so on restrain the width and sidelobe of static mussy weaves and detect out the target availably
4 、在系統實驗模擬研究中調出實驗採集信號數據，使用頻域加窗不加窗、清除靜態目標等方法很好地控制了靜態雜波干擾的幅度及旁瓣，有效地檢測出了目標。A new fractal - based infrared image feature extraction method is presented and the detailed theoretic analysis and implement procedure of this algorithm is submitted and tested in some experiments. with the limitation of the line detection based on traditional hough transform that the information of the length and the end points of the line is unavailable, a new algorithm which makes use of the accessional strategy based on precognition information is put forward to meet the demand for more information of the line, simulation results show this method is effective. finally, the whole process of airport target recognition is presented and the result images are also given
使用分形方法提取目標的特徵，在知識指導下，提出了一種基於目標特徵模型的降維的形態學分形維數計算方法，對傳統分形方法進行了改進，從理論上推證了演算法的合理性，並對演算法進行了模擬分析；針對傳統hough變換無法獲得線段端點和長度信息的局限性，提出了一種基於目標特徵先驗知識的hough變換融合策略，通過引入目標先驗知識，可以有效地獲得直線信息；對信息多而復雜的機場目標採用基於知識的目標識別方法，使用置信度模摘要型實現不確定推理，對目標進行識別判斷，將知識貫穿于整個識別過程中，對目標進行了有效地識別。With the fea software ansys and shell element which has high - precision, this dissertation optimize the size and thickness of skeleton section and seek steel pipe which still have strength and stiffness surplus under static state working condition : sinkage of 240mm of rear wheel. it ' s fully loaded in the state of static bending and torsion. after that, amelioration is achieved for even strength design
本課題運用ansys有限元分析軟體，並且使用精度較高的shell殼單元作為建模單元，在靜態條件下，通過對左右後輪下沉240mm的彎扭聯合工況的模擬分析，尋找出骨架中存在強度和剛度富裕的構件，使之達到輕量化改進的目的。Under one roof or in an out - door retail format, consumers enjoy children ' s playscapes, virtual reality games, live shows, movies in multi ? plex cinemas, a variety of food in either the food court or theme restaurants, carousel rides, visually stunning merchandising techniques, robotic animal displays, and inter - active demonstrations
在一個屋頂下或在一個戶外的零售業態，消費者總喜歡游兒童游樂、虛擬實景游戲、生活秀、多功能影院、多樣化食品或美食苑或主題餐館、游藝機、令人眩目的商品推銷技術、機器動物、展示和表演。Thirdly, an ideal satellite orbit is simulated, and on this foundation, we establish some typical simulation and testing circumstances. lastly, after simulation in the simulation and testing circumstances, we compare the performance of ukf and ekf. and then, based on the outdoor experiment of the vehicle, an analysis and contrast between our simulation results and commercial data process software is carried out, and the conclusion is obtained
首先在第三章提出的目標運動模型的基礎上建立了系統狀態方程;其次簡要分析了衛星導航系統中的各類誤差，建立了基於偽距觀測量的系統觀測模型;第四節利用yuma格式歷書數據模擬了未受攝動影響的衛星軌道，並在此基礎上建立了幾種典型的動態模擬測試環境;第五節為模擬分析和比較，先對ukf演算法和ekf演算法在動態模擬測試環境中進行了模擬比較，然後針對外場試驗，對非線性濾波獲得的定位結果與商業軟體進行了分析比較，並得出結論。This paper researches the basic statistical rule of oil - gas dynamic system from the systematic theory, combining with the common characteristic and structure characteristic of oil - gas dynamic system, taking the design requirement of oil field development programming into consideration, by using of functional simulation principle ( including nn method, differential simulation method ) and historical data of oil field, establishes the in - out conjunctional relationship of dynamic index of oil field development, and researches the two level index prediction of development dynamic with both oil field and oil production plant on the basis of the in - out conjunctional relationship. furthermore, this paper analyzes the " decision - making variable ", " object " and " restriction terms " by the optimization theory and set up several optimal models which compose the oil field development programming, it is following : optimization model of the production composing ( solving the optimal composing of each subentry production and cor responding cost, workload, including the onshore thin oil production, the heavy oil thermal process production, tertiary oil recovery production, and the offshore production ) ; optimization model of measure production structure ( determining the optimal composing of each measure production and measure workload, which is composed of fracture, acidulation, capital repair and so on ) ; optimization model of the production distraction ( optimal distribution of the whole oil field production to each oil production plant ) and the integrated development programming model of oil field
本文從系統理論出發研究油氣動態系統基本統計規律，結合油氣動態系統的一般特點，結構特點，兼顧油田開發規劃設計的要求，利用功能模擬原理（含神經網路方法、微分模擬方法） ，依據油田歷史數據，建立了油田開發動態指標間的輸入輸出關聯關系，並在此輸入輸出關聯關系的基礎上研究了油田及採油廠兩級的開發動態指標預測，同時利用最優化原理，在分析「決策變量」 、 「目標」及「約束條件」的基礎上建立了多個構成油田開發規劃的「優化模型」 ，這些優化模型包括：產量構成優化模型（解決陸上稀油產量、稠油熱采產量、三次採油產量、海上產量及對應的成本、工作量的最優構成問題） ；措施產量結構優化模型（解決壓裂、酸化、大修等各項措施產量及措施工作量的最優構成問題） ；產量分配優化模型（將油田的產量最優地分配到各採油廠）以及油田綜合開發規劃模型。The main content of this thesis is about a simulation of tracking a spot and attacking a target with ir imaging guidance missiles, which includes the establishment the math modeling, the production of the dynamic images by programming, and the use of the broadcast memory sbs technique to accomplish the real - time transmitting of ir image and real - time synthesizing of ir image
本文論述紅外成像制導導彈跟蹤並攻擊飛機目標的模擬全過程，建立數學模型，用編程的方法生成目標的動態紅外圖像，利用共享內存光纖網路完成圖像的實時傳送和實時合成。A simulative algorithm of laser beam scattering by an object in near field is given. based on the algorithm, a simulative software is worked. and by using geometrical modeling and hiding, the received power of remote system for f16 airplane, as an example, is computed
4 、提出激光引信目標近場散射特性模擬演算法，編制了模擬軟體，並以f16飛機為例，通過幾何建模和消隱處理，計算了目標不同姿態、不同脫靶量和不同脫靶方位角時，彈目交會過程激光引信接收系統的接收功率。Abstract : this paper an outline of the national fund project, bridges " s safety prediction and behavior simulation under the multi - phase coupling actions by flood water. the authors approach coupling action models among solid, liquid and gas states, while discussing bridge rupture features under these coupling actins. as one important problem of the project, physical and simulation model are discussed too in the paper. all the discussion in the paper can be a guide to deep research of the project
文摘:本文系國家自然科學基金資助項目《橋梁抗禦洪災異相耦合破壞作用的安全性預測與模擬》研究綱要的縮影，筆者對災害伴生過程中各物相（固態、液態、氣態）之間耦合作用形態及對橋梁破壞性認識，以及對耦合作用物理模型、模擬模型的初步探討，以期為該項目研究的展開和向縱深推進提供借鑒Relating closely to the main problem of the high sidewall and wide span underground cavities excavation stability of xiluodu hydroelectric project, the evolution characters of geo - stress field in deep - cutting gorge and the whole features of the stress field, strain field and plastic failure zone around the underground chambers after excavation are studied systematically in the dissertation, based on a great deal of data gathered in field investigation and taking the flac3d v2. 0 software as basic computation tools. meanwhile, in the course of research, the new methods of dynamic numerical simulation are summarized and applied. furthermore, the effects of rock mass qualities, initial geo - stress field and excavation procedure on surrounding rock mass stability are discussed
本文緊密結合溪洛渡水電工程大跨度、高邊墻復雜地下廠房洞室群，施工開挖過程中和開挖后圍巖穩定性研究這一重大課題，在詳盡的野外地質調查工作和對大量基礎地質資料的整理與分析基礎上，以目前國際工程地質界公認的最新通用軟體flac ~ （ 3d ） 2 . 0版作為基本計算工具，從整個壩區地應力場的研究開始，通過動態數值模擬分析這一新的模擬思路，系統地研究了深切峽谷區地應力場多階段的特徵和演變規律，進而對左、右岸地下廠房洞室群開挖全過程中圍巖應力場、變形場和塑性破壞區的變化特徵，進行了全過程動態數值模擬研究，並詳細討論了圍巖質量、初始地應力場、施工開挖順序對大型地下洞室群圍巖穩定性的影響。The paper systematically studies the relations between economy, society, ecologic environment and water and approaches to the rational configuration of water use for regional economy and ecology by taking ningxia as an example
用多目標優化與模擬耦合技術，系統地研究了經濟、社會、生態環境與水的關系，並以寧夏為例，探討了區域經濟與生態用水的合理配置。The dynamic data of displacement, strain and impetus force acquired from the experimental collection system are also well analyzed for measuring precision and errors. based on the underlying work and experimental features, the thesis proposes a simple, practical and well accurate impetus resultant force fitting method, weighted factor fitting method. a line - off data processing software system for bird - impact experiment, named as cadabie, is well designed under the principle of software engineering, and has been applied, with high praise, in bird - impact laboratory in the factory numbered 320 and esfahan bird - impact laboratory of iran
本文系統總結了鳥撞實驗的全部過程、主要儀器設備的工作原理與性能參數，分析了鳥撞實驗動態數據採集系統中位移、應變與撞擊壓力傳感器測量系統的測量范圍、測量精度及其工作特點，提出了一種更適合鳥撞實驗的撞擊合力計算擬合方法：加權因子法，同時應用軟體工程原理編制了「鳥撞實驗計算西北工業大學博士論文機數據分析系統」 （ caoabie ） ，目前該軟體己經在320廠鳥撞實驗室以及Finally, the author analyzes a few arguments of the theory of juristic act of real right most favored and points out the faults of them and holds that mancipatio and cessio injure in roman law or gewere in germanic law can be regarded as the embryo at most of the theory of juristic act of real right because there exists a great or even substantive distance between the above forms and the juristic act of real right as a product of modem law, the juristic act of real right acquires no complete form in ancient law systems
最後，基於前述的探討，筆者分析了目前學界流行的關於物權行為起源的幾個論斷，明確指出了其疏漏所在，認為羅馬法上曼兮帕蓄、擬訴棄權和日耳曼法上物權移轉的方式最多只能稱為物權行為的肇端或雛形，離我們現在理解的「物權行為」尚有較大的甚或實質性的距離，物權行為是近代法的產物，在古代法律制度中沒有完整的形態。Simulation studies show that the proposed law in this paper has better guidance accuracy and better dynamic property during pursuit - control processing and it is superior to proportional navigation
模擬結果表明，給出的導引律在攻擊機動目標時制導精度高、脫靶量小，導引控制過程具有良好的動態性，性能明顯優于傳統的比例導引律。( 4 ) applying measurement noise automatic weighting kalman filter to the guidance of line - guidance torpedo, we compromised target information and torpedo information, which in turn come from sonar of guidance station and inertial measurement units of torpedo
（ 4 ）將多傳感器量測噪聲自動加權卡爾曼濾波應用在線導魚雷制導中，融合來自製導站聲納測量到的目標信息和來自魚雷慣性測量組件的魚雷位置和姿態等信息進行了模擬研究。The result of simulation the model and parameters are correct. it ensure the whole p ' roject being finished successfully
這也為整個冷連軋機軋制過程動態模擬項目的順利完成提供了保證。Some technique issues concerned to the scene simulation system of the launch vehicle was discussed and developed in this thesis. in this scene simulation system, the established 3 - dimension ( 3d ) model of the objects are imported to scene simulation environment by programming to create a vivid virtual scene. scene simulation technique can objectively describe the simulation process, realize the flight simulation as well as real time roam of launch vehicle, etc.
其中，視景模擬系統是整個系統最有顯示度的部分，它採用視景模擬技術，根據模擬的目的，構造模擬對象的三維模型和場景驅動，達到客觀、實時的再現模擬過程，實現火箭飛行狀態的可視化模擬和火箭測試狀態的實時漫遊等功能。Secondly, during the design of ir image real - time simulation ' s software and geometrically modeling, the ir targets are discussed in detail in this paper, including reading the 3ds modeling from the file and evaluating the ir temperature to every module of the 3ds modeling, then by the use of the open graphics library ( opengl ), which transfers vertexes " coordinates, draws three dimension scenes, generates and saves dynamic ir images and by the ways of employing the broadcast memory sbs technique to real - time image transmitting and real - time image receiving, the real - time target - background image is produced
其次，在設計紅外圖像實時模擬軟體的工作中，本文詳細論述了紅外目標圖像的幾何建模，目標的3ds模型讀取和各個模塊紅外溫度的賦值，利用opengl產生動畫圖像並保存圖像數據文件、利用內存光纖網路實時傳送和接收圖像文件，最終完成目標和背景圖像的實時合成，產生實時動態目標?背景圖像。分享友人