擬代數體的 的英文怎麼說
中文拼音 [nǐdàishǔtǐde]
擬代數體的
英文
quasi-algebroidal-
Based on the above, a surrogate models are built for thermal conductibility performance of sandwich panel with " v - type " folded core in this paper, and they can be optimized by multi - subject. the numerical simulation function and optimization design method in condition of lightest weight are shown in this paper
其次,用isight軟體重新設計了40組不同構型的試驗設計點,並以此為基礎對v型褶皺芯材夾層板的熱傳導性能構建了可用的代理模型,給出了數值模擬函數和最輕重量條件下的優化設計方法。Using matlab and its add - ons simulink, through establishing simulation maths model, the paper integrates open chain vector equation ( describing motion restriction ), numerical value simulation ( computing velocity and displacement while given acceleration ) and matrix algebra, etc. to accomplish dynamic simulation for the robot and verifies the results for kinematics of the robot using analysis method, and it establishes foundation for following study for the robot such as kinetics, control, etc
利用matlab及其附加軟體simulink ,通過建立模擬數學模型,綜合開環矢量方程(描述運動約束) 、數值模擬(在加速度已知時計算速度和位移) 、以及矩陣代數等來完成機器人動態模擬,對所研究的機器人運動學分析結果進行驗證,結果基本一致,為機器人的后續研究,如動力學,控制等奠定基礎。Thirdly, phase retrieval by use of gerchberg - saxton ( gs ) algorithm based algorithm and phase retrieval by use of a green ’ s function under neumann boundary conditions is applied to dgwfs. the phase retrieval of combinations of zernike is simulated in computer
第三章分別對基於gesrchberg - saxton法( gs法)的迭代法和neumann邊界條件的green函數法的波前恢復進行了計算機模擬,並給出了具體程序框圖。Focus on the method of driver usb device in labview develop environment, three ways ( i / o, cin, clf ) were discussed, and the way of using visa ( visual instrument software architecture ) to communicate with usb device was used that can easily develop instruments driver and application software and improve the applicability of instruments on various operating systems
並重點分析了常用的labview開發環境下驅動自製數據採集卡的三種方式:直接訪問寄存器方式;調用c語言源代碼方式;調用動態連接庫函數的方式。提出了利用visa ( visualinstrumentsoftwarearchitecture )來直接驅動usbraw設備,簡化驅動程序和虛擬儀器軟體的開發難度,提高儀器在多種操作平臺上的通用性。The way used in this paper, which uses digital method to design the governor in the simulation system and draws the software on replacing the analogy circuit, can overcome these disappointments. in addition, a piece of lcd is used to make the operation visible and easy to adjust
本文對該模擬系統中的調速器採用微機數字化設計方案,利用計算機軟體去取代模擬電路的功能,可以很好地克服以上缺點。此外,在設計中引入lcd顯示,操作直觀、便於監視和調整。Vi ( virtual instrument ) made up of general hardware and auto - test software is available along with the development of computer and electrical technology, test system based on vxibus is an example of vio test application of one set vxibus vi on space camera is presented in this papero this thesis introduces the development of auto - test technology and instrument concepts on vi > vxibus and its applications, sorts and analyzes the tested signals, describes in detailed the system integrate and auto - test software development of the vi, reveals plenty of test data recorded in graph, chart and file that collected by auto - test software, also the analysis and judgment result of the eye - view controller function tested by the auto - test software o
基於vxi總線的測試系統是具有代表性的虛擬儀器。本文介紹了基於vxi總線的虛擬儀器在空間相機測試上的應用。文中介紹了自動測試技術與儀器的發展,介紹了虛擬儀器的有關概念,介紹了vxi總線系統的應用,對測試信號進行分類、分析,詳細說明了基於vxi總線的虛擬儀器的系統集成,說明了自動測試軟體的開發,列舉了由自動測試軟體獲得的,以圖形、圖表、文件等形式記錄的測試數據,以及由自動測試軟體得出的對目視控制器的功能進行分析和判斷的結果。In order to obtain the solution for mapping nc code of a parallel machine tool from virtual axis space to real axis space without the construction of mathematical model, a method of using assembly constraint and dimension driven function of cad software was presented
摘要為了有助於並聯機床數控系統和模擬系統的開發,克服建立數學模型實現機床數控代碼虛實映射計算的缺點,文章提出了綜合利用cad軟體的裝配約束和尺寸驅動功能來實現虛實映射的方法。In this paper the response surface method ( rsm ) is introduced into the structure optimization of linear fire work departing installation, which make the target fuction explicit, adopt the big finite element procedure to numerically simulate the departing process of the fire work departing installation instead of the expensive substance experiment, establish reasonable optimization model and resolve it, the final result is satisfied, and analyse the question presented during optimization process in detail
本文把響應面方法引入到線性火工分離裝置的結構優化中,使得優化模型中的目標函數顯式化,採用大型有限元軟體對線性火工分離裝置的分離解鎖過程進行數值模擬,代替了代價昂貴的實際試驗,建立了科學合理的優化模型並求解,最終得到令人滿意的優化結果,並對優化過程中出現的問題進行了細致的分析。? to make the solid have realistic surface, we adopt advanced solid modeling method - constructive solid geometry. ? to free end - user from overwork, we presents and realizes many auto - processing algorithms, such as searching of inner - point, definition of polygon ' s counter - clockwise direction, as well as generation of numeric control codes. ? to checkout the collision and interference between cutter and part, we accomplish numeric control machining simulation, which can help end - user validate the correctness and rationality of numeric control codes, so it is needless that do repetitive test - cut before normal manufacture
正如將在後續章節中所講述的那樣,我們在系統中採用了許多先進的技術,其中主要包括以下幾點:採用分層設計思想,使三維物體的設計得到了簡化;採用先進的實體造型方法,使所建立的實體真實感強;實現了內點自動查找、多邊形方向自動定義等演算法,提高了系統的自動化水平;實現了刀具軌跡的自動生成、優化;實現了數控代碼的自動編寫,克服了手動編寫的缺點;實現了數控加工模擬,能檢驗數控代碼的正確性和合理性,並能自動檢測刀具與工件之間的干涉。After looking up a large amount of native and foreign information, the materials used in the experiment were as follows : ptfe base, graphite filler, molybdenum disulfide filler, copper powder filler, carbon fiber and so on. the experimental method is that the formula was designed according to uniform experimental method, the relationship between formula and frictional property was found with spline function and then the representative test points were chosen from fitting curve to make verification test for optimization. the preparative technique of solid lubricant is cold - press sintering method
經過查閱大量國內外文獻資料后確定原料為:聚四氟乙烯樹脂為基體,加入石墨、二硫化鉬、銅粉、碳纖維等填料;試驗方法為:根據均勻試驗方法設計配方,用樣條函數找出配方與摩擦性能的關系,然後在擬合曲線上選取具有代表性的試驗點進行驗證試驗,達到優化的目的;制備工藝:冷壓燒結法制備固體潤滑劑。On the other side, based on research on noncircular surface grinding features, this deissertation designs the data structure of simulation driver, then, applies interpolation theory to design the grinding motion simulation module and researches all sorts of cases on constructing the solid swept of grinding wheels in the process of noncircular surfaces grinding, finally, designs nc codes verification simulation module by using design model - based verification technique
在實體模擬技術方面,詳細研究了非圓曲面磨削加工的特徵並設計了對應的模擬驅動數據結構;應用插補原理設計了體現加工速度的運動過程模擬模塊;詳細研究了非圓曲面磨削加工中砂輪的相對和絕對運動掃掠實體的構造,並採用基於精確實體設計模型的驗證方法構建了數控代碼的模擬驗證模塊。The function of the software use pc - computer to dispose the output signal which is produced by the device as following steps : ( 1 ) to input data by parallel interface ( 2 ) to record and form a file ( 3 ) to demonstrate results step by step ( 4 ) the results could be compiled ( 5 ) it can synthesis in the permitted error scope, substituted original dot for line or arc, finally we could get a graph that is described by some simply curve. ( 6 ) to convert these graph into a program, which used in the cutting process of numerical control. ( 7 ) the software also includes some protective methods
而系統處理軟體的作用是:利用pc兼容機,將上述裝置的輸出信號( 1 )通過并行口輸入( 2 )記錄成文件( 3 )逐點顯示出來( 4 )可人工進行化簡,編輯(刪、改點)等( 5 )可在給定誤差范圍內進行人工擬合,用直線和圓弧取代原來的點,得到一個與原圖形的誤差在規定范圍內,又消除跟蹤過程中因受到各種干擾而造成的缺陷,由盡可能少而簡捷的數學曲線描述的圖形( 6 )把這些圖形轉化成用於編制數控線切割加工程序及autocad能夠識別的文件(主要指dxf格式) ( 7 )該軟體還有一定的加密措施。Nowadays, the tv guidance technique using analog signal in the procession of transmission has been mastered proficiently, the conventional analog signal is gradually replaced by the digital signal, because it has many disadvantages, such as its need for wider bandwidth ( 6mhz ), the fact of being vulnerable to the noise, its hardware system is very complex and very hard to establish a common standard, while it also has some problems in the system using digital signal, the main problem is its huge volume of data
視頻信號可分為:模擬信號、模擬和數字信號並存、數字信號。目前,傳輸過程中使用模擬信號的電視制導技術已經比較成熟,但其固有的缺點是:傳輸模擬視頻信號所需帶寬較寬( 6mhz ) ,傳輸過程易受干擾,且硬體系統復雜,不易標準化,使得其逐漸被數字信號所取代。The future characterization and genetic analysis for candidate mutant were carried out and find that some candidate mutant ( such as roi30 doil - 1 doi0311131 ) have good phenotype by drought h2o2 aba - stressed treatment. at the same time we also observe the development of candidate mutant at different growth stages carefully. many modal difference between mutant an d wild type at the same period were found, such as more rosette layering fatty and big in leaves, advancment or delay for the flower period, rosettes living in the main stem, shorten in figure, the amount of seed little, sterilization etc. these physiological and modal changes may reflect with maladjustment in expressions of some gene and confusion on their inner control, . we will futher study concrete and detailed function mechanism
我們對這些擬南芥侯選突變體進行進一步的鑒定和遺傳學分析,發現ro口口、 doil 、 doi口jlll3i等潛在突變株對aba 、過氧化氫及早脅迫有明顯表型,同時對潛在突變體的生長發育進行了詳細的觀察,發現多數潛在突變株與同條件下野生型比出現了許多明顯的形態改變,如:蓮座基葉增多、分層、肥大,花期提前或延遲,主莖生輪座,株型矮化,產籽量少,不育,敗育等,這些生理和形態上的差異很可能反映了它們內部某些基因的表達受到了影響、代謝調控發生了紊亂,具體和詳細的作用機制還需要進一步的研究。And lager step size could be used in the integral process. based on the gear method and the differential - algebraic equation simultaneous solution method, the newton iteration formula is derived in this thesis
本文根據電力系統全過程動態模擬軟體的基本積分方法( gear法)和微分一代數方程聯立求解法,構造了gear法聯立求解微分方程組和代數方程組的牛頓迭代公式。It is in dire solved need of opening up nc machining simulating system in manufacturing that there are maturity function and better real time. aiming at the simulating system study of 5 - axis numerical control milling of sajo12000p, the paper introduces the function modules of simulation system of nc machining., including interface module data processing data chain module timely controlling and roming module, and by this way we accomplished the basic function of numerical control machining
因此開發功能完備、實用性強的數控加工過程模擬模擬系統成為當前製造業急需解決的一個問題本文以數控技術實驗室的saj012000p五坐標加工中心為模擬對象,針對其開發一套數控模擬軟體,本人承擔了整個模擬系統的cnc控制軟體的開發工作,針對cnc系統軟體的人機交互界面的建立、 nc代碼的編譯、編譯指令的數據處理、插補、進程問數據鏈的傳輸加載、機床模擬運動按照nc指令的適時控制等功能子模塊進行了開發研究。According to the character of outer shape of modem buses, the numerical calculations are performed from the simplest shape - cuboid by using ansys / flotran software. first, the foreside of the cuboid is modified step by step in 17 models ( this is equal to the process of modification to the foreside of a bus ). second, the afterbody of the cuboid is modified step by step in 9 models to model flow wake at rear end and get the drag coefficients and lift coefficients in different aterbodies
在本文中,應用ansys flofan軟體,根據現代客車外形的特點,從最簡單的長方體開始進行數值模擬計算,首先對長方體的前部進行逐步改造(相當于對一個客車頭部進行改造的過程) ,這一步驟包括了17個模型;然後再對其尾部進行變化,以模擬客車后車體形狀對空氣阻力系數的影響,該步驟包括9個模型:最後給出兩種現代客車的數值模擬結果。The high - performance solution of sparse linear algebra equations is very important in solving many problems from science and engineering applications, including computational fluid, simulation and design of materials, data processing in oil exploitation and earthquake prediction, numerical forecast of weather, and numerical simulation of nuclear blast
稀疏線性代數方程組的高效求解是許多科學與工程計算的核心,如計算流體力學、材料模擬與設計、石油地震數據處理、數值天氣預報從核爆數值模擬等都離不開稀疏線性代數方程組的求解。The foxboro dcs is regarded as main reference object, it does n ' t same as the traditional simulator. the logic protect and control are separated from model and the configuration control system be exploited in the paper. and the configuration of logic protect and control is operatised at operation station administration system, not to be added into model, not to build control sound code also
其邏輯保護和控制部分的組態在操作站管理系統進行,不用加入模型,也不用生成控制源代碼,因此很自然的就實現了在線調整、實時控制等類同於實際現場的模式。在本課題中,控制、邏輯保護和電氣邏輯模擬軟體主要包含熱工控制中一些常用的代數和邏輯運算。The other is how to develop the federate based on the hla and make the federate reusable in the whole federation system. this paper discusses how to develop federates in high - cohesion and low - coupling way, how to create a framework about distributing date processing and how to divide the domain development from the hla federate development, which break through the limitation of reused just on the federate and code
本課題從生成聯邦成員所需內部模型到聯邦整體的開發都力求做到高內聚低耦合,創造性的提取出分散式數據處理的通用框架,同時將領域模型開發和hla成員開發分開,突破了原來成員級重用和源代碼級重用的限制,並且開發出的模型均在實際模擬系統中得到了很好的驗證和重用。分享友人