用發網束發 的英文怎麼說
中文拼音 [yòngfāwǎngshùfā]
用發網束發
英文
snood-
This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀，液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹，然後確定了以二元調寬脈沖再平衡測試迴路為設計方案，並從控制理論的角度進行了分析，著重研究了系統中各部分的傳遞函數，利用系統開環傳遞函數分析了系統的穩定性，同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題，並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路，驗證了電路的正確性，最後按照測試系統的要求，採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具，利用該圖形化編程語言完成了測試系統軟體部分的設計，實現了測試功能。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。It has become an important research topic for our discussion how to adroitly guide action according to circumstances to hold the right guidance of public opinion to make full use of the constructive function of public opinion, and how to restrain the destructive function of public opinion to promote its healthy development
因此如何因勢利導，保持正確的輿論導向，以充分發揮網路輿論的建設性作用，約束其破壞性作用，促進網路輿論的健康發展，成為我們所要探討的一個重要課題。The numerical algorithm of solving the adjoint equations for different design cases have been developed by using finite volume methodology which is usually used to solve the flow governed equation. it includes the some important aspects, such as flux formulation, wall and far - field boundary treatment methodology, dissipative term formulation, etc. after the solution of the adjoint equations is obtained, the derivatives of the cost function with respect to all the design variables can be evaluated with the same operation. this can yields a significant saving over the other gradient - based techniques when there are many design variables
（ 3 ）進行了應用控制理論和三維歐拉方程的機翼氣動反設計研究，以及有升力約束情形下機翼跨音速減阻問題研究，分別推導了相應的共軛方程及邊界條件數學表達形式，研究與發展了三維共軛方程的有限體積數值求解方法，及相應梯度公式的數值求解方法，通過對計算網格生成、流場計算、共軛方程數值求解、梯度求解和優化演算法等多方面的有效結合，成功發展了三維機翼的氣動反設計和跨音速減阻優化設計程序，成功地進行了多個設計算例研究。First of all, the data system in the article is discussed and the goal function used to optimize the agricultural structure and the inhabitable condition are offered. then according to the characteristic of agricultural data system the logical structure of data bazaar in the data warehouse in the system is designed and the program for drawing out the data for data warehouse are offered. and we use the analysis services in sql server 2000 to design the multi - dimension data volume, which laid the groundwork for the later olap and data mining, we make use of the technique of mining the association rules to discover the rules in the data which are processed in a certain extent
本文首先探討了該系統中的數據指標體系，給出了相應的優化農業結構使用的目標函數和約束條件；然後根據農業數據的特點，設計了該系統中的數據倉庫中的數據集市的邏輯結構，給出了相應的數據倉庫數據的抽取程序；利用sqlserver2000中的analysisservices設計了數據倉庫的多維數據集，為後面的聯機分析處理和數據挖掘打好了基礎，並利用關聯規則挖掘技術，對經過一定處理之後的數據進行挖掘；最後選擇windows2000作為網路服務器、 sqlserver2000數據倉庫的服務器、利用microsoftvisualinterdev 、結合asp 、 frontpage 、 photoshop等作為系統開發平臺，設計開發基於intranet的農業結構優化決策支持系統，使得決策支持系統在intranet進一步擴展。The delay and delay variation constrained minimum steiner tree problem is also researched. lcdvma ( low - cost delay variation - constrained multicast algorithm ) is proposed for this problem. low time complexity, low cost and constrained delay and low delay variation are achieved by only comparing minimum delay paths and minimum cost paths
對于時延和時延差約束的最小steiner樹問題，提出了一種基於最小時延路徑和最小費用路徑的演算法?一lcdvma演算法，由於該演算法比較了通過中轉節點后的最低費用路徑和最短時延路徑，降低了運算復雜度，通過模擬得到了較小的網路費用和時延差，因此lcdvma演算法是一種具有低復雜度的時延和時延差約束的最小steiner樹的啟發式演算法。In this paper, an optimization design cad system of detached foundation of transmitting electricity iron tower has been studied. the system uses an easy and efficient method named grid search to find out the minimum cost of an detached foundation. at the same time, the depth and width of foundation, the width of column, the thickness of foundation plan have been ascertained
本論文研究開發的輸電鐵塔獨立基礎優化設計cad系統，以最小費用為目標，採用簡單、有效、易於編程的有約束非線性規劃方法? ?網格搜索法，對輸電鐵塔獨立基礎進行優化設計，確定出基礎埋深、基柱寬度、底板寬度、底板厚度等合理截面尺寸，並開發出計算、出圖一體化的優化設計計算機輔助設計系統。Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction
首先結合pcnn的同步脈沖發放和側抑制特性，提出了基於改進型pcnn的圖像凹點檢測演算法，該演算法是一種自適應而有效的圖像凹點檢測方法，並且較好地模擬了人類視覺系統；然後，結合信息傳遞和信息耦合特性，將pcnn擴展成pcnns （ pcnn網路群） ，提出了一種基於pcnns的圖像融合演算法，能夠將多個傳感器獲取的同一目標的圖像信息融合到一幅圖像中，有效模擬了人類視覺系統；另外，結合pcnn的同步脈沖發放特性、捕獲特性和波的傳播競爭特性，開拓地將pcnn用於模式分類中，提出了基於耦合神經元點火捕獲抑制特性的分類方法和改進的約束距離下的pcnn分類方法，前者可實現對樣本空間中任意復雜分佈訓練樣本的穩健非線性分類，而後者能夠消除訓練樣本中刺點對分類的影響；最後，結合累積差分圖像思想、 pcnn波的形成與傳播特性，通過各神經元之間連接取向來選擇與控制自動波的流向，將pcnn用於運動視覺分析中的運動軌跡模擬及運動方向檢測。In this paper, a control method for discrete event systems ( des ) based on colored petri nets is proposed. the constrains with the forms of or - logic are enforced and all of the transitions in the net are permitted to be concurrent
本文提出的利用有色petri網控制離散事件系統的方法，不但實現了或邏輯形式的約束，而且允許petri網中的所有變遷都可以並發。In this paper, the design of electric forklift driving controller is demonstrated. otherwise, can is added into this controller, so as to build up can networks with other modules equipped with can controllers. this paper is composed of 7 chapters : in the first chapter, the background of the paper is introduced ; in the second chapter, the structure of electric forklift is demonstrated ; in the third chapter, first the math model of series motor is found, then the motor is controlled as improved p1d control rule ; in the fourth chapter, the principle and realization method of forward and reverse rotation and back - feed brake are explained ; in the fifth chapter, the principle of can and design of application layer in can are illuminated ; in the sixth chapter, the principle of e2prom is clarified ; in the last chapter, summary of the whole paper is given, and prospect in this field is made
全文共分七章：第一章緒論，介紹了論文背景；第二章，系統綜述，介紹了電動叉車的整車結構；第三章，串勵電機的建模、改進的pid演算法及其軟硬體實現，首先根據串勵電機的機電特性推導出數學模型，然後在此基礎上結合pid控制規律對電機進行控制；第四章，串勵電機的正反轉及回饋制動，介紹了實現電機正反轉及回饋制動的原理及方法；第五章， can網路實現模塊間通訊，介紹了can總線原理及can總線應用層設計；第六章，用串列e ~ 2prom實現參數設定，介紹了串列e ~ 2prom的原理；結束語，對本論文進行了總結，並對該領域的發展進行了展望。A solution for traffic engineering design based on gmpls is demonstrated in this study. the solution is based on the analysis of the technical theory, implementation mechanism and core technology of gmpls and featured in its constraint - based routing. by using the expansion and combination of the existing protocols, the solution composes of 4 parts : packet forwarding module, information distribution module, path selection module and signaling module
本文的研究工作是作者在大唐電信「基於wdm技術的多業務智能光網路系統」可行性研究小組在gmpls研究方面的一部分，在對gmpls的基本技術原理、實現機制以及核心技術進行研究分析的基礎上，針對gmpls的約束顯式路由技術特點，作者在本文設計了一種基於gmpls的流量工程解決方案，它充分利用了現有協議的簡單擴展和組合，該解決方案包括四個基本組成部分：包轉發單元、信息發布單元、路徑選擇單元和信令單元。This model took maximizing development intensity as the objective, and potential traffic demand less than road network capacity as the constraint condition, and identified the optimized land use structure
該模型以最大開發強度為目標，以交通總生成量不超過路網交通容量為約束條件，確定土地使用優化結構。If a user in a beam - switching network is near the edge of a beam, the signal that he or she transmits may bounce into the adjacent beam before reaching the beam - switching array
射束交換網路的用戶如果位於波束邊緣，他所發射的訊號在抵達射束交換陣列之前，可能會先反射到鄰近波束中。Firstly, we use the algorithm of the least cost scheduling in network plan. and a useful heuristic model described as the latest finish time model for resources scheduling is selected to solve the resource optimization, which based on investigation of heuristic methods of resource - constrained activity network
首先對網路計劃進行工期? ?費用優化，然後基於對多資源約束網路計劃的啟發式方法分析的基礎上，選擇一種簡捷實用的啟發式方法? ?最遲完成時間（ lft ）判斷法，對網路計劃進行多資源綜合協調。In the report pointed out that, " in the nation which just finished ' two meetings ' on, the blog has raised an upsurge onceagain, one group of deputy to the national people ' s congress, commissar of the chinese people ' s political consultative conference, reported two meetings reporters as well as ordinary net person all for the first time use blog this platform, right ' two meetings ' the correlation content has carried on the report, expresses the opinion, speaks freely about the feeling
報道中指出： 「在剛剛結束的全國『兩會』上，博客再度掀起了一股熱潮，一批人大代表、政協委員、報道兩會的記者以及普通網民都首次利用博客這個平臺，對『兩會』相關內容進行了報道，發表見解，暢談感受。Then the result of certain k - shortest path algorithm is introduced as a set to be chosen by both the simulated anneal algorithm and heuristic algorithm, concerning the end - to - end traffic requirement and restriction on link bandwidth. afterwards, the effect of the value k on the outcome of the simulated anneal algorithm is researched. the network resource is allocated, while the study of link protection problem on traffic routing is introduced and two types of protection, shared protection and dedicated
首先考察實際的網路模型，根據業務需求，引入k路由演算法的結果作為模擬退火演算法和啟發性演算法備選路由集合，在鏈路帶寬有限的約束下對網路資源進行分配，同時引入業務路由的通路保護問題的研究，實現了共享保護和專用保護兩種通路保護方式;針對全波長轉換網路和無波長轉換能力網路，根據為所有連接請求所分配的總資源最少和滿足請求的業務數目最多兩種優化目標對資源分配進行優化，研究了備選路由集大小對模擬退火演算法結果的影響;對模擬退火演算法與啟發性演算法的Based on observation of the chinese overseas organizations on the internet, this paper ( 1 ) reviews the role of the internet in the continuity, transformation and development of the chinese overseas organizations ; ( 2 ) examines related scholarly publications to see the compatibility of their on - site analysis in the real world with our online investigation ; ( 3 ) discusses the relations between the internet application and the electronic co - ethnic global mobilization in the socio - cultural and politico - economic settings relating to chinese overseas ; ( 4 ) identifies the characteristics of representative online chinese associations in southeast asia and the websites of the newly established chinese trade, professional and student organizations in japan, the united states and europe to compare the old chinese communities and the new chinese migrants on the internet ; and ( 5 ) concludes by exploring how online discourse analysis might add depth to the studies of transnationalism and give a living face to chinese overseas organizations
基於網路上的海外華人組織觀察，本文將簡要地（ 1 ）回顧網際網路在海外華人組織的傳承、轉型與發展上所扮演的角色； （ 2 ）檢視相關的學術著作以衡量現實世界的即景分析，是否符合我們在線上所獲悉的調查； （ 3 ）在涉及海外華人社會文化和政治經濟的情境下，討論網路應用與全球同族的電子總動員之間的相互關系； （ 4 ）分別確認某些代表性的束南亞華人組織，以及日本、美國和歐洲新成立的經貿、專業和學生團體在網上所顯示的特徵； （ 5 ）並以探討線上論述分析如何增進跨國研究的深度，以及賦予海外華人組織生動的面貌做?總結。Then reactive power optimizing calculation is figured out on the chongqing power network on condition that the loss minimum of the active power network is object function, taking account of the limit of voltage restriction condition, adopting three mode of generators adjustment reactive power compensation and tap change. it achieves satisfaction result, expectable purposes of reducing voltage and active loss
然後以系統有功網損最小為目標，考慮電壓約束條件的限制，採用發電機調節、無功補償、分接頭調整三種調控方式對重慶電網低谷時段的運行方式進行了無功優化計算和分析，取得了滿意的結果，達到了預期的降壓目的，減少了網損。Topics covered include : applications of rule chaining, heuristic search, logic, constraint propagation, constrained search, and other problem - solving paradigms, as well as applications of decision trees, neural nets, svms and other learning paradigms
涉及的主題包括：鏈式規則的應用、啟發式搜索、邏輯、約束傳播、約束搜索和其它問題解決範例，另外還有決策樹的應用、神經網路、向量機（ svm ）以及其它學習範例。Main contents list as follows : 1. eai communication mechanism of vrml 2. feature based model restructure 3. mapping algorithm of model 4. assembly processing analysis 5. creating mechanism of assembly model 6. optimization of model 7. assembly constraint relations processing prototype system of web - based interactive virtual assembly platform is developed based on studies above, and its functions, such as data management of network virtual product, definition of assembly tree structure, control of assembly, etc, are implemented and have gotten well engineering application effect
課題重點研究了該平臺的體系結構及支持網路化虛擬裝配中的相關關鍵技術，包括vrml的eai （ externalauthoringinterface ）通信機制、基於特徵的模型重構、模型的映射生成演算法、裝配過程分析、裝配模型的創建機制、模型的優化處理、裝配約束關系的處理，並在此基礎上開發了一個基於web的互動式虛擬裝配平臺的原型系統，實現了網路化虛擬產品的數據管理、裝配樹結構的定義以及裝配控制等功能，取得了較好的工程應用效果。分享友人