擬盾 的英文怎麼說
中文拼音 [nǐdùn]
擬盾
英文
alloscutum-
When opened, the network shield coffer appeares as a virtual hard disk subarea
這是因為當網盾保險箱被打開時，它是作為一個虛擬的硬盤分區出現的。After analyzing the character of risk, i introduce data mining method into risk management, to solve the contradiction between great capacity of data and lack of information, the methods include mathematics statistics and artificial neural network ( ann ). then, i study on the methods of risk management in risk identification, risk evaluation and risk disposal, what is advanced, fault tree analysis method based on fuzzy probability, stochastic simulation method and the topsis method based on interval number all consider the characteristic of risk. finally, i discussed the application of information system ( mis ) in project risk management, and developed a risk management information system
論文在深入分析了風險特徵之後，將數據挖掘技術引入風險管理，用以解決海量數據與貧乏信息之間的矛盾，所採用的技術有數理統計和人工神經網路（ ann ）兩種方法；接著，論文對風險識別、風險評價、風險處理中的風險管理方法進行了研究，所提出的基於模糊概率的故障樹技術、隨機模擬技術和基於區間數的topsis方法都體現了風險管理的特點；最後，論文對信息系統（ mis ）在工程項目風險管理中的應用進行了探討，開發出一個風險管理信息系統。Furthermore, the current research about body measuring and modeling is just for costume and military affairs, and pay more attention to the head dimension and shape. with the development of human nature during the manufacturing, body cad model is widely applied in industry design, ergonomics, engineering design, humanics research and iatrology research. the body cad model also can be the basic data for the design of respirator
本文使用nurbs曲面直接擬合的方法對測量的點雲進行曲面重構，將系統的優化方法應用到nurbs曲面重構中，利用插值曲線對測量點雲進行分塊處理，解決用nurbs曲面擬合中曲面的光順與曲面與點雲的誤差之間的矛盾問題，使反求模型中各曲面片之間相互連接、光順過渡且能夠反映出人體頭部的細部特徵。To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. in the measure of the groove voltage, the method of float - ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square curvefit is adopted to reduce the system error
鋁電解生產現場電磁干擾非常嚴重，為此我們將需要測量的模擬信號就近轉換為頻率脈沖后再傳送到控制核心；採用浮地接入方式消除槽電壓信號中的共模成分；設計了量程自動切換電路以解決槽電壓的動態范圍寬和測量精度高的矛盾；用最小二乘法進行曲線擬和以降低測量的系統誤差。And the results of calculation and numerical simulation indicate, without increasing the intrinsic collector - junction area of power devices, collector - combed structure helps to raise the intrinsic heat - dissipating area and base ' s perimeter, improve heat - dissipating method of each cell of the chip, enhance the distribution uniformity of junction temperature and current of each cell of the chip, reduce the thermal resistance and raise the dissipation power pd and output power p0, fairly well relax the contradiction among frequency, out - put power and dissipation power of the devices, and further improve the devices " property against second breakdown
而計算分析和二維數值模擬分析結果表明：梳狀集電結（基區）結構在不增加器件本徵集電結面積的條件下，增大了器件的本徵散熱面積和基區周長，改進了每個子器件單元內的散熱方式，提高了單元內結溫和電流分佈的均勻性，降低了器件的熱阻，增大了器件的耗散功率和輸出功率，較好地緩解了目前傳統結構中頻率與功率、功耗的矛盾，並有利於改善器件抗二次擊穿的性能。The authors probed into the reason of ambivalence, pointed out the development relationships among them, and mainly brought forward seven measures : ensuring necessary plantations and studiously increasing yields of grains ; setting up reasonable grains reserves ; increasing the yield of unit area and overall productivity of land, and ensuring gross yields of grains to be increased steadily ; adjusting measures to local conditions, differentiating land varieties among the total land of gansu province to produce grains ; continuously adjusting structure of production, improving agricultural economy benefits, and increasing farmer incomes ; realizing essential self - support of gross grains, meanwhile dealing with well regional and structural scarcity gradually ; strengthening outcomes of ecological construction, increasing the intensity of ecological compensation, utilizing strategy of virtual water to solve grain safety to be fragile and sensitive regions of ecology, and realizing agricultural sustainable development
文章分析問題的矛盾所在，指出三者的辨證發展關系，並主要提出七點措施：保證一定的播種面積，努力增加糧食產出；建立合理的糧食儲備規模；依靠科技，主攻單產，提高土地的綜合生產能力，保證糧食總量穩定增長；因地制宜、分類指導省內不同地區的糧食生產；繼續調整農業生產結構，提高農業的經濟效益，增加農民收入；實現省內糧食總量基本自給的同時，逐步解決好區域性、結構性短缺問題；鞏固生態建設成果，加大生態補償力度，利用虛擬水戰略解決生態脆弱區、生態敏感區等局部地區的糧食生產安全，實現農業可持續發展。V - desmodel can effectively support the process of cooperative design and concurrent design, and it can effectively solve the insufficient information problems in constructing virtual prototype during the conceptual design of product
V - desmodel能有效地支持基於虛擬原型的概念設計過程，較好地解決概念設計中產品虛擬原型的逼真性要求和設計信息不完備之間的矛盾。Based on the urgent need that pier protective device primarily designed needed to be tested its crashworthiness by the impact of ship in multi - situation, etc in multi - angle and multi - water, the writer analyzed the critical elements that affect the simulation of the collision between ship and pier protective device, and found the feasible way to deal with the conflict between calculation efficiency and precision. using this method and employing ansys / ls - dyna program, which is the universal nonlinear dynamic analysis software, a head - on collision between ship and pier protective device designed for guanzhou river bridge is simulated and presented, the simulation of time history course of full - scale mini - collision between ship and pier protective device was taken into reality with a spot of elements ( less than 21000 ) and scanty time ( 9 hours on p4 pc )
本文在前人研究的基礎之上，結合船橋碰撞實例，對碰撞計算機模擬模擬的關鍵技術進行了研究，在效率與精度的矛盾中找到平衡，對一艘2000噸級散貨船橫橋向正撞廣東管洲河大橋橋墩防撞鋼套箱這一種工況進行了計算機模擬模擬，實現了以較小的單元和較短的時間模擬碰撞的時間歷程，模擬滿足工程精度要求，解決了目前碰撞模擬計算周期太長的問題，同時模擬模擬得到的結論對該類防撞裝置提供了有價值的參考。Secondly, he establishes a rule table of vehicles " behaviors based on analyzing them. the table can simplify the model of vehicle ' s following and lane changing so that it will shorten the time of simulation. and thirdly, by using the cache technology of level - two time cell, the author solves the conflict, which arises from the limited memory and the masses of cache that is needed to get the better precision in simulation
本文在系統設計中，用匝道控制和主線控制相結合的方法，進行高速公路全線交通的綜合控制，優化控制效果；根據車輛行為分析，建立了車輛行為規則表，將車輛跟馳模型和換道模型簡化為車輛行為表，減少了模擬時間；採用二級時間片的緩沖技術，解決了模擬過程為達到較高模擬精度所需的大量緩存與有限內存空間的矛盾。This paper takes a high quality servo motion controller as the core component. it discusses the track interpolation control principle, its algorithm and develops various sub - programs by dynamic link libraries. first, it designs a nonlinear pid controller based on those sub - programs to solve the contradiction between stabilization and quickness in order to improve the controlling effects
本論文以高性能伺服運動控制器為核心元件，在論述軌跡控制的插補原理及其演算法實現流程並使用動態連接庫編制出各種插補功能子程序的基礎上，首先設計了一種非線性pid控制器，以克服穩定性和快速性之間的矛盾，達到改善控制效果的目的，並通過模擬實驗對其響應效果加以驗證。The paper makes simulation for each type of electro - hydraulic regulating system of turbine. the results of simulation show that for the francis and kaplan turbines the contradiction between regulation time and pressure increasing can be solved by logical chosen of feedback adjustment coefficient and control cost - weighting matrix. for tublar turbine the dynamic matrix pi control scheme can effectively solves the difficulty of speed stabling of this type turbine
本文對各種機組調節系統進行模擬，結果表明，對于混流式和軸流轉漿式機組，通過反饋校正系數和控制權矩陣的正確選擇，可以解決調節時間和水擊壓力上升的矛盾；對于貫流式機組，提出了動態矩陣pi控制方案，可以較好的解決此類機組轉速難以穩定的問題。Culture diversity such as peoples " assumptions, values and beliefs, communication and negotiation styles sometimes block the way of efficiency and accuracy of cross - cultural communication. in this dissertation, i try to explore the culture diversity in intercultural communication and the new area of intercultural competence training, focusing on the interpretation and analysis of the reason which cause culture conflict during the process of intercultural communication, as well as do some comparative study of intercultural communication training models in order to learn from the outside world and gain some experience in intercultural training in china
本文擬對跨文化交往中的文化差異這個在全球化浪潮中日益受到重視的話題作一番理論上的探討和實踐上的關注，並借鑒國外一些比較成熟的跨文化培訓模式，通過分析虛擬或真實情境的典型案例中的文化沖突的原因，挖掘出隱藏在其中的深層的文化意識，培養對文化差異的寬容和認同，找出矛盾解決的途徑。Afterwards, in order to decrease the contradiction between the more complex and mass remote sensing image data and relatively slow speed of information extraction, an improved sfim image fusion method is proposed. this modified algorithm is on the base of sfim fusion technique, combines ihs method and sfim method and then replaces the former mean filter by an adaptive weighted mean filter. compared with the results of several common fusion techniques through a set of simulation tests between multispectral images and panchromatic images, it is proved that the new method can get an excellent result for the aim of improving spatial resolution while preserving the spectral information of multispectral images
論文的主要工作和成果包括：在像素層，論文研究了多傳感器數據融合理論及遙感圖像預處理的過程和步驟，歸納了多源遙感圖像像素層融合的常用演算法，並針對目前遙感數據呈海量化、復雜化這一發展趨勢同遙感信息提取的能力和效率滯后這一矛盾，在sfim演算法的基礎上，將ihs變換與sfim相結合，將原演算法中的均值濾波器改進為自適應加權均值濾波器，提出了一種改進的sfim演算法，通過對一組多光譜圖像和全色圖像的雙傳感器融合模擬對比試驗，證明了該演算法在保持原多光譜圖像光譜信息的同時，能夠有效提高融合圖像的空間分辨能力。Compared w ith t he c alculated r esults and monitoring data, to verify i f the p resent parameters can accord with the real situation of nanjing. the distribution of surface settlement trough is obtained by one - dimensional wave theory and calculation. the range of surface settlement trough coefficient is retrofitted
通過對比peck法計算值和實測值，驗證現有的經驗參數是否能很好地滿足南京地區的實際情況，通過對實測曲線的擬合和數值計算得到沉降槽半寬度，從而改進了南京地區橫向地表沉降槽寬度系數k的取值范圍，有助於盾構法在南京地區的推廣和應用。A propbr data structure is used to assist grid generation for different geometric dimensions. a concept of entropy in broad sense is proposed for convective - diffusive problems in chapter 7. it is proved that there is an intrinsic relationship between the stability of the numerical schemes of the convective - - diffusive differential equations and the non - negative property of the entropy generation caused by the effective diffusion
第七章提出了對流擴散問題中的廣義熵概念，研究了擴散熵產非負性特徵與數值格式穩定性的內在聯系，分析證明了擴散熵產非負定性及統計非負定性的穩定性準則，探討了穩定性與模擬性之間的矛盾與聯系。Aiming at the design requirements of shield tunnelling machine for simulator test rig, hydraulic systems of shield were designed and manufactured by applying electro - hydraulic proportional control technology, which included thrust hydraulic system, screw conveyor hydraulic system and cutting wheel drive hydraulic system
摘要針對盾構掘進機模擬試驗臺的設計要求，採用電液比例控制技術設計製造了盾構掘進機液壓系統，包括推進液壓系統，螺旋輸送機液壓系統以及刀盤驅動液壓系統。Through simulation, found the influence rule on existed structure by shield construction, discussed construction factors such as soil deformation modulus, different thickness of and different elastic modules of equivalent circle zone, control soil pressure, initial stress release rate influence on the surface settlement and structure deformation, studied the reasonable parameter value scope
通過數值模擬，研究了盾構施工對既有結構的影響規律。討論了地基變形模量、等代層厚度和參數、圍巖應力初期釋放率、盾構正面土壓力等施工因素對地表沉降和筏板基礎沉降的影響，研究了穿越結構物時參數的合理取值范圍。Through site monitor and numerical simulation result, technical measure and parameter optimization were given from foundation stability ; inject slurry ; controlling soil pressure, which mitigate the influence on the structure to least. the best shield construction condition was given at the end
通過現場監測與數值模擬分析，本文從預加固措施、襯砌背後注漿、開挖面土壓力、盾構推進速度、盾構姿態等方面提出盾構穿越結構物過程中施工技術措施和參數優化及匹配，使推進中對周圍地層、地面、既有結構物的影響最小，得出了最佳盾構推進狀態。To the primary contradiction of real - time interactive visual simulation, limited bandwidth of network and real time transmitting parameter of relative to move sight, the control mechanism of 3 - d visual object is discussed, under the direction of hla idea, the visual federal object model vfom is established to describe the visual data distributing ; the author designed a grammar of vfom context and a turing conversion mechanism, it will support exploitation of visual simulation in different field ; the author analyses and apply opengl to design a method of implement real - time interactive visual simulation on pc, in additional with object - oriented program technique network communication technique multithreading technique, implement pc - virsp. there are 7 chapters in this thesis. in chapter 1, the developments of virtual simulation is looked back, the aim and significance and the main search content is put forward
論文針對實時交互視景模擬的主要矛盾，即網路有限帶寬與視景運動交互參數實時傳輸矛盾，探討了三維視體運動控制機理，結合hla思想，建立視景聯邦對象模型（ vfom - visualfederalobjectmodel ）來描述視景數據分佈；並設計了模擬實體鏈描述文本文法及其存儲轉換機制，有效支持多領域視景模擬系統開發；分析並應用圖形介面標準opengl ，設計了基於pc機的實時互操作視景生成方法；針對網路分佈環境下視景模擬實時交互需求，設計視景運動同步控制方案；並綜合應用了面向對象編程技術、網路通信技術、多線程技術，實現了基於pc機的視景實時互操作支撐平臺（ pc - vrisp ? real - timeinteractivesupportingplatformforvirtualsimulationbasedonpersonalcomputer ） 。The thesis provides the concept of variable rigid body which simulates the grouting, and simulates the process of shield tunneling with finite element method ( fem )
本文提出了用變剛體模擬注漿體性質隨施工過程的變化，用有限單元法模擬盾構法隧道施工的全過程。分享友人