設影點 的英文怎麼說
中文拼音 [shèyǐngdiǎn]
設影點
英文
vanishing point-
In this paper, ackerman steering linkage of double - wishbone suspension is taken as the study object, choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics, applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered, and calling off many hypotheses affecting the accuracy, compared with the traditional methods, the models are better to reflect the realistic motion principles, the results are more exact and applicable moreover, the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component, working out the constraint reaction force of up and down ball joints, and developing the current computation program in the end, produce the upper wishbone geometry model in the ansys software package, meshing and carrying out the fea, testifying if the intensity of the wishbone meet with the requirements
本文以雙橫臂獨立懸架的轉向傳動機構作為研究對象，選擇對斷開點和節臂球銷的位置進行優化設計，在此基礎上建立了基於多體系統動力學的導向機構和轉向傳動機構的數學模型，運用該學科的運動學分析方法研究機構的運動規律，編制了通用優化設計軟體。由於考慮了更多的空間因素，取消許多影響準確性的假設，因此建立的數學模型與傳統的方法相比更能反映實際運動規律，得到的優化結果也更加精確實用。此外，本文還針對導向機構進行受力分析，在建立該機構的空間動力學模型后，運用多體動力學中的動力學分析方法研究各個桿件的受力，計算出上下球鉸的約束反力，並開發出了相應的通用計算程序。The second section described the accounting issues brought by cyber economy environment including the impact to the accounting suppose, accounting target, the content, the means, the process of accounting checking and the impact to the accounting information system. the third section described the ideas of the innovation of cyber economy environment emphases on the accounting business process reengineering, accounting information system innovation, assets affirmance, accounting settlement under the cyber economy environment. on basis of the third section, the fourth section analyzed the cyber accounting ' s origins, developme nt, characteristic and problems occurred in the development of the cyber accounting
本文共分四章，第一章論述了網路經濟環境下會計環境的變遷，分析了網路經濟的產生與特點，概述了電子商務及虛擬企業的特徵，並指出對企業的組織、生產、管理環境帶來的巨大變化；第二章闡述了網路經濟環境引發的會計問題，包括對會計假設、會計目標、會計核算內容、方法、流程及會計信息系統的影響；第三章提出了對網路經濟環境下的會計創新的設想，重點論述了網路經濟環境下的會計業務流程重組與會計信息系統的變革，網路經濟環境下的資產與會計確認，以及會計結算等方面的創新設想；在第三章討論內容的基礎上，第四章具體分析了網路會計的產生、發展及特點，並分析了網路會計發展過程中存在的主要問題，針對這些問題，提出了相應的對策。Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports
首先，在前人研究成果的基礎上，對錨桿與圍巖的相互作用機理進行研究，利用全長錨固錨桿的中性點理論，從等效均化的角度來考慮錨桿對圍巖的加固作用，並推導了在簡單荷載作用下，含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解，對工程設計有著重要的參考意義；在數值模擬方面，以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎，利用虛功原理推導了接觸問題的有限元方程的計算格式，為開發運用大型商用有限元軟體msc . marc提供了理論根據，也形成了本文的理論基礎：最後，論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例，利用本文所述的接觸問題的摩擦模型理論，對錨桿支護結構的應力場、位移場的變化規律進行了研究，分析了加錨支護對隧洞圍巖應力、變形的影響。This paper mainly discusses about the acceleration response of the artillery that is caused by the plainness causes under traveling condition. and according to the system aspect of the matching between the tractor and artillery which composes the artillery train, it also presents the characteristics of the steering, braking stability and manipulating stability which affects the artillery moving maneuverability
本文在火炮設計領域首次對火炮牽引列車系統進行動力學分析，重點研究了火炮牽引行駛狀態下的路面不平度對火炮的加速度響應，並從牽引車與火炮匹配組成火炮列車的系統角度，研究了影響火炮行駛機動性的轉彎特性、制動穩定性和操縱穩定性。Gala presentation, asian vision, global images, i have a date with the censors, director in focus : arturo ripstein, a tribute to ishmael bernal, archival treasures, truth or dare : documentaries east and west, documentaries made by fiction film masters, the zone, film on film, animation. . production background, reviews, stills, biographies and filmographies of the directors and essays
影迷嘉年華亞洲視野世界之窗我和電檢有個約會焦點導演：奧圖魯利普斯坦向依瑪勞貝盧致敬資料館珍藏東張西望：紀錄片精粹劇情片大師也拍紀錄片不設房地帶電影電影動畫製作資料影片介紹精美劇照導演生平作品年表以及專題評論文章等。Piezoelectric - stack can give more output displacement and pressure and have more rate of conversion and more stability than bimorph type. it has been used to all kinds of driving places. design of displacement amplification we design displacement amplification because of the little displacement output of the piezo - stack. this paper analyses the disadvantage and advantage of all sorts of amplification, and proposes a new type of displacement amplification based on
鑒于壓電疊堆輸出位移小的特點，引入柔性鉸鏈位移放大機構，分析了各種放大機構的優缺點並結合實際問題，設計出基於三角形放大原理的橢圓形放大機構，利用有限元分析軟體ansys對放大機構的主要結構參數進行了分析，得出影響放大機構放大倍數的規律。This article discussed ar modeling method, capon method, music method and mn method four kinds of high resolution algorithms principle and has separately made the computer simulation in the ideal situation to the above four algorithms. through the comparison, the beam width of high resolution algorithm is much narrower than conventional beamforming method. then unifies the actual utilization, discussed the influence of time delay unbalance, time domain sampling, plane wave supposition and array element with scope and phase not identically to the beamforming and made the computer simulation
本文首先討論了ar模型法、 capon法、 music法和mn法四種高解析度演算法的原理，在理想的情況下分別對上述四種演算法作了計算機模擬，通過比較，高解析度演算法的束寬比常規波束形成法窄得多;然後結合實際運用時的情況，重點探討了延時失配、時域抽樣、平面波假設和基陣的幅相不一致對波束形成的影響並做了計算機模擬。This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims
對高壓背壓式氣動測量用於小量程線性尺寸測量的靜態特性曲線的理論工作拐點進行了推導，對氣動測量系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的參數進行了理論設計，對主噴嘴和測量噴嘴的不同組合，將影響測量系統靜、動態特性指標的噴嘴參數進行了對比實驗和優化設計，並通過實驗驗證了理論推導，從而使氣動測量系統量程的示值范圍達到40 m ，靈敏度達到100mv m ，解析度達到0 . 05 m ，測量不確定度小於0 . 2 m ，滿足了壓縮機缸蓋軟體墊片厚度尺寸精密測量分組的要求。The paper can concern the soil ' s instantaneous fallout, soil ' s main settlement due to concretion, and the coactions of soil and pile by applying the contact surface to simulate the coactions. the paper can analyze the service behavior of reuniting foundation and the effect of the pile ' s intensity, length and distance. the paper is concerned with the stressing of pile and the arrangement of pile for the smaller cost to fit the subsidence of throughway
通過有限元計算，分析了復合地基樁土工作性狀，分析了樁的剛度，長度，樁距對地基沉降及超孔隙水壓力的影響，並根據復合地基中樁的受力特點，提出合理的樁的布置方式，在滿足高速公路路面沉降要求的前提下，節省工程投資，加快建設進度。After that, through discussion about the landscape estimate criterion, the author summarizes it as follows : aspect relation and meaning. then, based on the landscape features of the urban viaduct rail transit along the no. 1 subway in hangzhou, the authors analyzes and summarizes the challenges that we must affront to and comment on the aspect of the styles and colors of the viaduct. at last, from a combined view with city planning, the author puts forward some advice about the improvement on the sculpt and colorific aspects of viaduct
論文首先分析了高架軌道交通的景觀特點和空間組合模式；通過討論景觀評價的標準，將景觀評價標準總結為外顯、關系、內涵三個方面；然後結合杭州市地鐵一號線工程，從外顯、關系、內涵三個方面分析高架軌道交通可能產生的景觀影響問題；最後結合城市設計的角度，對橋梁的造型和色彩等方面提出部分改進意見。Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping
本文的主要內容如下： 1 ）對翅片管蒸發器結構特點進行分析，選取適當的微元控制體，就干、濕和霜工況下對每個微元分別進行傳熱傳質分析，基於經驗關系式確定霜的有關參數，對于霜工況下的霜生長建立模型，經適當假設，運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型，為系統模擬奠定基礎； 2 ）對蒸發在大擾動下的開、停機過程，運用動態集中參數模型進行分析和計算，為更好地描述製冷系統運行的全過程奠定基礎，同時也為製冷系統實現自動控制提供一定的理論基礎； 3 ）對蒸發器正常運行過程，運用動態分佈參數和參數間定量耦合的觀點來分析和計算，為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性； 4 ）編寫翅片管蒸發器動態特性模擬計算程序，可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場，實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。In other hand, the novel ev has no a differential gear, therefore, an electric differential system is needed. the manipulation performance of the novel ev with electric differential is analyzed by deeply research on vehicle dynamics performance. secondly, a new in - wheel driven control strategy is proposed
在分析過程中，突出研究本文所設計的ev新結構給車輛操控性能帶來的影響和能夠得以改進、完善的技術空間；其次，根據上述這兩方面的研究，以及雙輪獨立驅動系統的特點，本文提出了一種針對雙輪獨立驅動的驅動控制方案。So this article analyses deeply in the method of ensur ' my designing food rolume which is an important element to affect the " designimy height of bridge " it brings forward an " arverage optiminmy suiting line " method which is a bondage discommode series at the same time it puts forward a ensurmy principle for rough coefficient " and " fallimy flood proportion which are both suitable to heilongjiang province at last this article introduces the " three - days rainimy rolume " method
本文立足於黑龍江省各種河流的洪水特點，結合以往工程實際，對影響跨河橋梁設計高度的主要因素? ?設計洪水流量及其相應洪水位的確定方法加以詳細分析。提出有約束不連序系列的加權優化適線法及適合於黑龍江省的河流粗糙系數和洪水比降的確定原則，並介紹了三日降雨量法。Guangzhou lidanlu cosmetics co., ltd. which is specialization with the scale of enterprise. the company provide the container design, mould development and manufacturing of various products, we are professional in various eyeshadow, powder, blush, lipgloss, perfume, skin care and so on. in pursuit of the pace of international steps, the company constant innovate, improve the quality of products and service quality in speedy, it win trustworthiness and the praise of client from united states and south asia. customer satisfaction is our goal, we can do accordingtodifference demand, in spite of design, quality, color or other requirements, even the raw material of product. warmest welcome to the new and old customers visit and guidance. the future belongs to that constant innovation and entrepreneurial enterprises, let us go ahead hand by hand to create a better future
廣州莉丹露化妝品公司是一家具有規模、專業化的企業.公司擁有從容器的設計，模具開發與各種成品製造，主要產品有各類眼影，粉餅，腮紅，唇彩，香水，護膚等等.在追求國際潮流的步伐中，公司不斷創新，快速提升產品的質量，提高服務水平，使公司在歐美及中南亞地區贏得一致好評和信任.讓客戶滿意是公司的目標，可根據客戶不同需求，無論是從設計，品質，色澤等要求，還是從產品的材質等方面，都能滿足客人的要求而製作.歡迎各位新老客戶光臨敝司參觀訪問，指點，未來是屬于不斷創新、不斷進取的企業，願我們攜手共進，創造更好的未來By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper
本文結合常州新閘防洪控制工程水工模型試驗，系統分析了浮箱門在靜水和動水中的穩定性及其影響因素，指出靜水穩性和動水穩性的不同特點；試驗測定了浮箱門動水運行時的受力情況，給出並分析了定位過程轉動力的變化過程曲線；根據浮箱門啟閉速度與門體和岸墻之間撞擊力大小的關系，選擇合理的動力設備，為設計和工程實踐提供可靠依據；分析浮箱門難以穩定上浮的原因，並給出解決方案。The first part looked back the theories of pedestrian streets and the seedtime of pedestrian streetsin of chongqing. the second part analyses space and entironments of trate pedestrian streets in chongqing inbibe experience and lesson. the third part creats especial space and entironment of trade pedestrian streets in chongqing with the streats of chongqing from city trait and culture trait of chongqing. this article makes construct of pedestrian streets in chongqing has firm theroy basis and frondose 、 directioning advice, and describe a especial menu of trate pedestrian streets with the traits of chongqing by analysing and studing space and entironment of trade pedestrian streets in chongqing
本文主要從三個大方面論述了重慶主城區商業步行街的空間環境：第一個方面主要回顧了商業步行街的理論發展及其對步行街設計的影響，並簡單介紹了重慶商業步行街的建設及其發展的過程；第二個方面主要從選址、平面布局、環境設施和街道活動、空間形態等幾個方面剖析評價重慶商業步行街，分析利弊，指出其優缺點，使今後的重慶的商業步行街建設能吸取精華，去其糟粕；第三個方面主要根據重慶城市特色和地方文化特色等方面來創造具有重慶地方特色的商業步行街的空間環境。The paper establishes a ecological transect, with a length of 90 km and width of 16 km, utilizing the part of tm data on 16th august 1998, from harbin to the natural secondary forests in maoershan, heilongjiang province. with supervised classification, the tm data which had been corrected and enhanced via erdas, combining the data of gps in the field, was classified by seven types including : residential area, glebe, paddy field
本論文利用1998年8月16日的tm衛星數據的一部分，設置從黑龍江省哈爾濱市到帽兒山天然次生林區，長90km ，寬16km的生態研究樣帶。通過用erdas對衛星數據的校正、圖像增強等處理，結合gps野外實地調查數據，進行有監督分類。共分為7種類型：居民點、旱田、水田、河流、灌叢、闊葉林、針葉林，並建立了衛星影像分類解譯標志。The improvements in the iaga contained adding strengthen operator, improving evaluation index of premature, etc. multi - phase homing project, making use of the flight properties of parafoil system in gliding and turning, was simple in control and facile in practice. based on frenet frame, the linear time - variable error equations of parafoil system were built
基於frenet坐標系推導和建立了翼傘系統線性時不變的誤差方程，並運用「投影點」的思想來獲得frenet坐標系下偏差量的解析近似表達式，從而設計了用於翼傘系統航跡跟蹤的傳統pd控制器和增益調節型模糊pd控制器。Aim to discuss the impacts of leisure function and analyze its features in qujiang
摘要目的通過西安曲江新區建設的實證分析，探討中國城市休閑功能區的建設特點及其影響。According to characteristic of medical waste disposal project, various treatment processes were analysed, and several problems that should be paid attention in eia were described, in order to prevent secordary pollution to the environment
摘要根據醫療廢物集中處置項目的建設特點，對其不同處理工藝的優缺點進行辨析，歸納並闡述了該類項目環境影響評價中應重點關注的幾個問題，以避免在處置過程中對環境和人體造成二次污染。分享友人