computer selection analysis 中文意思是什麼
computer selection analysis
解釋
計算機選擇分析-
In this thesis, theoretical analysis and computer simulation are carried out in the following aspects : initial cell selection ( ics ), analysis and design of call - overflow scheme, design of bidirectional call - overflow scheme based on dynamic guard channels assignment ( dgca ), analysis and design of pcs algorithm
本論文圍繞hcs中初始蜂窩的選擇（ ics ） 、呼叫溢出方案的分析與設計、基於動態保護通道配置（ dgca ）的雙向呼叫溢出方案設計、 fcs演算法分析與設計等四個方面進行了深入的理論和模擬研究。 -
Considering that the characteristics of our country ' s highway tunnels are always of long spans, tabular and of various geometry, by means of thorough analysis of the different problems existed in the design of support structures of the tunnels at present, this paper pays special attention to the two key problems, optimization method of form selection of structural section of the tunnel as well as the stability and bearing capacity of the support structures, in the design of the long and large tunnel on high - class highway, introduces the simplified complex - form optimum method in the structure optimization theory, discusses the optimum design model of lining section of highway tunnel with satisfying demands in building clearance, ventilation and load conditions, puts forward an optimization method of form selection of three different kinds of lining sectional forms ( i. e. single - center circle, three - center tabular circle and three - center sharp circle ), establishes a complete set of systematic optimum design the ory and method of long and large tunnel on high - class highway, develops the corresponding computer software used on the planned xuefeng mountain highway tunnel on shaoyang to huaihua expressway in hunan province for optimization of form selections of the structural sections, and obtains a series of relatively reasonable structural design parameters
本文針對我國公路隧道多為大跨度、扁平、幾何形狀呈多樣化的特點，通過深入分析目前隧道支護結構設計中存在的各種問題，抓住高等級公路長大隧道設計中隧道結構斷面的優化選型及隧道支護結構的穩定性與承載能力兩個核心問題，引入結構優化理論中的簡易復合形優化方法，深入探討了滿足建築限界、通風條件、受力狀態約束等條件下公路隧道襯砌斷面優化設計模型，提出了三種襯砌斷面形狀（單心圓、坦三心圓和尖三心圓）的優化選型方法，建立起一套完善的高等級公路長大隧道的系統優化設計理論與方法，並開發出相應的計算機程序，用於擬建的上海至瑞麗國道主幹線湖南省邵陽至懷化高速公路雪峰山長大高速公路隧道的結構斷面優化選型，得出了一系列較為合理的支護結構設計參數。 -
With the using of microsoft visual basic 6. 0, a multimedia computer - aided design system of small type pumping irrigation district is developed in this paper. provided with the live multimedia messages as well as a good man - machine conversation mechanism, this system can help the user to finish the planning of an pumping irrigated area such as the layout of canal system, the selection of pump models, the establishment of the irrigation program, the calculating of canals " parameters, the estimate of the project magnitude, the selection of the field constructions, the economic analysis of the project, the output of results, etc, a new oo ( object oriented ) programming method is adopted in this system, various softwares are integrated in this systems as well by the " automation " technic provided by vb, in addition, the multimedia technic is applied to this system for the first time, it makes the system easy to ope rate. as for the optimization of the canals " section, a new optimization method is adopted based on the existing theories about the canals " section, and in this way, with the purpose of minimizing the project ' s investment as well as a stalized canal, limited by the longituding slope, the canals " best feasible parameters can be deduced. furthermore, a integral method to reckon the earth work is developed in this paper, by this way, the estimate precision of the earthwork is enhanced notably. this paper includes the particular illumination for the developing procedure of each systems " segment, and in the end, the directions of the system are demonstrated in a sample area which lies in the zhaija village, taizhou city, jiangsu province, the running results showed that the initial purposes are achieved effectively, and it has a preferable practicability
在渠道縱橫斷面優化方面，本文在利用已經比較成熟的縱橫斷面優化理論的基礎上，提出以工程總費用最小為目標函數，以渠道縱坡i為控制變量，以渠道不沖不淤流速及灌區允許地面比降為約束條件，通過縱橫斷面聯動優化的方法得到渠道的最佳工程可行的斷面參數。另外，針對部分地區的取土困難的狀況，本文採用積分法計算渠道工程土方量，從而大大提高了土方量的估算精度，有助於準確控制工程投資規模及資金投向。本文詳細闡述了該系統所採用的編程方法、系統構成、系統各組成模塊的開發過程以及灌區規劃所採用的優化方法及原理，最後應用本系統對泰州市翟家村機電灌區進行規劃設計，運行結果證明其操作比較簡便，界面友好，運行速度快，規劃成果合理，基本達到了系統預定的要求，具備較強的實用性。 -
This paper set up a geological model of sliding mass by geological condition analysis and selection cross section of character representation of guishan sliding mass. the stability of sliding mass is calculated and evaluation under bench stoping and deck excavation in terms of six excavation schemes with limit equilibrium method. there dimensional finite element method is applied to study the stability of sliding mass to the deck excavation schemes by means of computer simulation and calculation
通過對滑坡體工程地質條件的分析，選取滑坡體的代表性剖面建立了滑坡體的地質模型，選取極限平衡方法就滑坡體在臺階式開挖和整體開挖兩種不同開挖方式共6種具體開挖方案條件下，對滑坡體的穩定性進行了定量計算評價，提出臺階式開挖和整體開挖兩種不同開挖方式的的各開挖方案的比較結果，然後就確定的具體開挖方案開展三維有限元數值計算，並進行評價，以達到相互校核、相互驗證的目的，最後，確定出工程應用的開挖施工方案。 -
In this thesis, firstly, we give an introduction and analysis to the complexity adaptive system and artificial life which are the mainstream research harvest currently. secondly, we provide a supplement to some theory include stream, diversity and adaptive agent. at last, on the basis of the theories, we complete a validating to the nature selection and heredity variance in computer, a basic conceiving about learning species and a validate model of the theories of the origins of currency and price equilibrium
本文對這方面最主流的研究成果復雜適應系統及人工生命的研究工作作了分析與介紹，並就其中的流、多樣性、適應性主體等理論作了自己的補充，最後我們結合對這些理論的認識，完成了自然選擇及遺傳變異的初步驗證、學習物種的基本構思、貨幣產生及市場價格均衡理論驗證的模型構建，在後續的工作中，我們除了繼續未完成的工作外，還將添加許多新的理論驗證。 -
As the important part of educational information - based, the precondition of the information technology into the process of curriculum teaching and the foundations of the web - based instructional, the network teaching resources construction comprise five phases mostly : prop education analyses ( analysis of feasibility, demand, teaching content ), planning and design, development ( write manuscript book, selection of teaching components, design of teaching strategies, create teaching circumstance collect or disuse matter, program ), testing and modification the web - based educational resources system ( wbers ) refers to an instructional software system that is based on computer networks, and that is capable of facilitating teachers to prepare their lessons and give lectures, as well as of providing support for students to study by themselves, and that is capable of arranging for such instructional activities as excising, examining, discussing, question - answering, and so on
本文所討論的「網路教學資源」主要是指基於網路的教學材料，即基於網際網路運行的信息化教學資源，主要包括各類網路媒體素材、網路題庫、試卷、網路課件、網路課程、教學案例、常見問題解答、資源目錄索引以及文獻資料等。網路教學資源建設是教育信息化建設的重要組成部分，是進行數字化學習、實現信息技術與課程整合的重要保證和前提，是開展網路教學的基礎。網路教學資源庫系統是指基於計算機網路環境的，能夠隨時隨地支持教師備課、授課和學生自主學習，能夠開展網上作業、考試、討論、答疑等教學活動的教學軟體系統。 -
In this paper, basing on intruducing the technology supporting the m - commerce, the m - commerce ' s emergence and its foreground, we summarize its characteristic and the technic request of m - commerce application ; study the rule of mt and bring forward generic model of mt ; and simulate the mt crosses the boundary of las by computer simulation ; during the simulation, we design a method of a mobile acrosses the boundary of las in six direction ; then, analysis the result from the simulation by visual c + + 6. 0 and get the conclusion : mobile roaming is locality. this conclusion is significant to the design of the location management. considering the characteristic of m - commerce application and the mt ' s mobility, we present a position strategy, including reporting center selection, adaptive update and forwarding pointers
本文在介紹了移動商務的支撐技術以及它的出現和發展前景的基礎之上，通過對移動商務框架的剖析和對應用的研究，總結出了移動商務的特點和各種應用的技術要求；對移動商務中移動臺規律進行研究，提出了移動臺的一般模型；利用計算機模擬技術，對移動臺越區漫遊進行了模擬；在模擬過程中設計了基於微蜂窩網路的移動臺的6個方向越區漫遊模擬演算法，然後用visualc + + 6 . 0所編制的程序的運行結果進行分析，得出了移動臺越區漫遊具有局部性的結論。 -
In this paper, aimed at the problems existed in theoretical analysis and application of ftm, the discrete fourier transform method is applied to analyze the traditional ftm ( tftm ). and computer simulation is applied. the main propose is to solve the problem, such as frequency shifting, selection of carrier frequency big or small and selection of filter window size. considering the feature of double - exposure holographic interferometry, we propose a modified ftm ( mftm )
針對二次曝光數字全息干涉術中ftm存在的理論缺陷和具體應用到二次曝光全息干涉計量中存在的問題，本文從離散傅立葉變換的角度對傳統的傅立葉變換法（ tftm ）進行了理論分析和計算機模擬計算，並重點致力於解決ftm中的移頻問題、載頻大小的選擇以及濾波窗口大小的選擇等關鍵問題，結合二次曝光全息干涉的特點提出了改進的傅立葉變換法（ mftm ） 。 -
For convolution - backprojection algorithm used in x - ct ， it is very important to select the interpolation method of data. by theoretical analysis and computer simulation, author finds the improvement in quality of image reconstruction can be achieved with right selection of interpolating method of data
對卷積后投影再建演算法中數據的內插進行了討論，通過理論研究和計算發現，選用合適的內插方法可以有效地提高再建像的質量，準確判斷病變。
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