運動基準方向 的英文怎麼說
中文拼音 [yùndòngjīzhǔnfāngxiàng]
運動基準方向
英文
reference direction of motion- 運 : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
- 準 : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
- 方 : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
- 運動 : 運動[舊時用語] arrange things or get things done through pull
- 方向 : direction; orientation
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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。In this paper, according to the fully time compulsory education curriculum standards of chemistry ( experiment draft ) which requests that the students should be able to pose some valuable questions from their daily life or from their chemistry learning and express their questions clearly, the author discussed the inquiry value of the questions in chemistry instruction based on the theory of scientific epistemology, cognitive psychology and ability psychology. furthermore the parameters for measuring the students " questioning ability are also talked about from the perspectives of the motivations of questioning, the cognitive foundation, the value of the questions, the ability of posing questions by themselves and the ability of expressing their questions. after reading many literatures and interviewing some experienced chemistry teachers, the author proposed instructions strategies in cultivating the students " questioning ability in chemistry instruction from five aspects, they are : to stimulate the students to question ; to construct the cognitive foundation of questioning ; to augment the value of the questions ; to make the students pose their questions by themselves ; to cultivate the students " ability of expressing their questions
本文在研究的過程中,採用了文獻閱讀和向任課教師訪談的方法,以《標準》中對「提出問題」要素的要求「能從日常現象或化學學習中,經過啟發或獨立地發現一些有探究價值的問題;能比較清楚地表述所發現的問題」為主線,運用科學認識論、認知心理學及能力心理學的相關理論作為理論基礎,結合中學生化學學習的特點,從問題的遷移價值、思維價值、能力培養價值和情感價值四方面深入探討了化學教學中問題的「探究價值」 ;通過對化學教學中學生「提出問題」能力的涵義及結構的分析,從提問動機、提問的認知基礎、所提問題的價值、提問的自主性和表達問題的能力五個方面建立了衡量學生「提出問題」能力的指標體系;在此基礎上相應從五方面提出了化學教學中學生「提出問題」能力培養的教學策略,分別是激發學生「提問」動機的策略、建構「提問」認知基礎的策略、提高問題價值的策略、提高學生「提問」自主性策略和培養學生「表達問題」能力的策略。This paper discussed effects of ship swaying motion in waves on ship - based cannon firing in terms of ship motion equation and theory of artillery shoot, including influence on shoot distance and direction
摘要從船舶在海浪中運動模型出發,結合炮兵射擊學原理,研究船舶搖擺導致火炮基座運動以及桿臂效應導致子慣導初始對準誤差等因素對火炮射擊的影響,主要針對船載炮射擊在距離與方向的影響進行分析。Based on the propounded control algorithm, combined with the developmental way of thematic project automation, this paper designs a system structure of distributed control system with unique merit, which fit for the automatic and intellectual requests of automation of homemade middle and miniature power station boiler. the parameter self - optimizing fuzzy control system designed by this paper has been put into continuous automatic running in industrial process. the integrated characters of the system has gone beyond the national standards and has achieved ideal control effect as well as economic efficiency
基於本文提出的控制策略,結合熱工自動化的發展方向,設計出一種適合我國國產中小型電站鍋爐特點的計算機分散式控制系統dcs結構,符合我國國產中小型電站鍋爐運行自動化、智能化的要求,該系統成功地在工業現場中投入全自動連續運行,性能可靠,經濟性好,綜合性能指標達到或優于部頒標準,取得了理想的控制效果和良好的經濟效益。At the root of professional theory on investment, finance, management and law, at the base of professional technological personal, our company, using web, other resource platform and the alliance service system of the company, we accept normal applications and net applications from the middle and small enterprises, we provide capital raise, financing service for the enterprises which need money, to solve the capital requiring problem of middle and small enterprises
公司以投行、財務、管理、法律專業知識為根本,以專業技術人員為基礎,運用網站等互動性資源平臺及公司服務聯盟體系,面向各行業各地區中小企業,接受網際網路上申請或常規申請,為有資金需求的企業提供資金籌集、融通服務,解決中小企業發展中的資金需求問題,公司首先對融資項目進行初步評估、初步調研,確認接受服務申請,簽訂融資代理協議,內容包括:確認項目情況、執行標準、執行周期、執行條件、費用結構、費用標準、結算方式、執行方服務費用額度等事宜。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。In practice, it ’ s very hard to find any ideal scatter points to track, so this thesis focuses on the motion compensation algorithm base on motion parameters estimation, which is used in r - d fft imaging algorithm and verified by simulation. work of this thesis contains : first analyze the signal - processing model of isar system in detail, and establish a 3 - dimensional mathematical scattering model of moving target. then some improvements are made on existing compensation algorithm, to get a higher image quality and reduce compute burden
本論文有以下幾點創新: 1 .在距離向的補償(包絡對齊)方面,採用基準相關法代替相鄰相關法或積累相關法,一定程度上解決了可能出現的包絡漂移和包絡突跳現象;根據目標運動軌跡特點,採用二次曲線擬合的方法,將包絡對齊時的局部誤差轉化為全局的誤差,以便實現較優的整體對齊效果。By means of trigonometrical progression method and the mainline track spectrum, the sample function of the chinese mainline railway track random geometric irregularity is simulated. with the data obtained from track geometry inspection car on qinhuangdao - shenyang special line for passenger transport and arma time series model, the sample function of high - speed railway track random geometric irregularity are simulated. based on existing literature, the artificial bogie crawl waves at various different speeds are randomly simulated
根據我國干線鐵路軌道譜,採用三角級數法模擬出干線鐵路和準高速鐵路軌道不平順的樣本函數;根據秦沈客運專線高速試驗段軌檢車資料,採用arma時間序列模型模擬了高速鐵路軌道不平順隨機樣本函數;在既有研究資料的基礎上模擬出各種速度客車構架人工蛇行波;用隨機變量描述道床橫向剛度,並進行了隨機模擬;將振動理論和穩定理論結合建立系統的分析模型和運動方程;根據monte ? carlo法編制了車輛?軌道耦合系統隨機振動分析程序,進行了無縫線路隨機動力響應分析,通過試驗對計算模型、計算方法進行了驗證。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 ) 。With the help of dynamic qualitative information of working marine diesel power equipment in this field and expertise, a new long - distance oil monitoring expert system of marine diesel power equipment has been proposed and developed with the characteristic of expounding the dynamic features of marine diesel power equipment from the perspective of chaos knowledge, possessing intellectualized auxiliary decision - making mechanism based on fuzzy reasoning and neural network reasoning, utilizing mathematic analysis model established by means of track facility states of chaos vector and capable of evaluating the analysis results of oil monitoring facil ity ' s development of engine power and its working conditions accurately
然後,結合廣泛搜集的本研究領域內船舶柴油機動力裝置在運行中的動態定性信息與專家經驗,研製開發了運用混沌學的觀點闡釋船舶動力裝置的動力特性,並擁有基於模糊推理與神經網路協作推理的智能化輔助決策機制,採取通過求取設備狀態混沌向量等方法建立的數學分析模型進行數據分析,能準確地評價船舶柴油機動力裝置油液監控設備狀態變化趨勢及其運轉狀況的遠程輪機油液監控診斷專家系統。本文研製開發的遠程輪機油液監控診斷專家系統在internet intrabet網路環境下,具有遠程智能專家診斷的特點。The paper combine a series of top grade technique such as virtual reality technique, database technique and network technique and so on, particularly discuss the running way of active alternating website based on intraweb, design a standard model library underlying web including inquiring, browsing and republishing and so on, apply new - style way of design and management, bring forward a new - style way of republishing and sharing information on web
本文融合虛擬現實技術、數據庫技術、網路技術等一系列高新技術,對基於intraweb的動態互動式web運作方式進行了詳細的論述,設計了基於武漢理工大學碩士學位論文w七b的國家通用標準件庫網上查詢、瀏覽、發布等功能模塊,並應用新型的設計與管理理念,討論了面向企業的標準件庫的建立以及一種新型的網上信息發布和共享途徑。Secondly, we study the preprocessing part of system, a method of bidirectional multi - resolution motion estimation via radon transform is proposed, which can be used to estimate both pixel and subpixel motion vectors with robustly accurately and efficiently. bad frames elimination via the variances of lr frames in the sequence is preformed before the implementation of the super - resolution algorithm
其次討論了超分辨預處理過程,提出了基於radon變換的雙方向多解析度運動估計方法,演算法可以穩健、精確的在較大范圍內實現亞象素運動估計;以圖像方差為標準,判斷序列圖像中個別幀損壞嚴重為「壞幀」 ,在超分辨重建之前預先去除。We also propose another mobility management scheme ( mfmip ) to overcome the ping - pang effect when mobile host mobile access internet in the future wireless overlay network, where a number of networks offer similar coverage and bandwidth on the same overlay level. 5
該演算法根據移動主機的位置信息、運動方向、速度,以及無線網路屬性,動態選擇最佳基站進行注冊,有效地克服了採用標準協議產生的乒乓效應,大大提高了吞吐性能。The main work is as follow : the pater makes use of vanguard genetic algorithms in image segmentation, uses vanguard genetic algorithms to get the image threshold. using this method we may get different grey vehicles from the background exactly. used the support vector machine theory to conduct the vehicles automatic sorting simulation research, the simulation result had proven this method could quite be accurate carries on the vehicles type the recognition ; improved based on the background automatic renewal hypothesized examination region algorithm, enhanced timeliness and the accuracy which the vehicles examines ; and to has carried on the specify based on the hypothesized examination region imagery processing algorithm realization ; in the paper also introduced withdraws the algorithm based on the gradation continuous movement vehicles characteristic to carry on the vehicles the characteristic to withdraw as well as to use the localization method which colored filter same gradation chart processing unifies to carry on the realization method which the vehicles license plate locates
本文根據智能交通控制與模擬對于交通流量、車輛到達率、車輛速度等交通信息檢測的需求,基於視頻圖像進行了交通信息處理的演算法研究與實現,主要工作包括以下幾個方面:將先鋒遺傳演算法應用到圖像閾值分割中,利用先鋒遺傳演算法尋求全局最優閾值,可以比較準確的將圖像中不同灰度的車輛從背景中分離出來;採用支持向量機理論進行了車輛自動分類的模擬研究,模擬結果證明該方法能夠比較準確的將車輛的類型進行識別;改進了基於背景自動更新的虛擬檢測區域演算法,提高了車輛檢測的實時性和準確性;並對基於虛擬檢測區域的圖像處理演算法實現進行了詳細說明;論文中還介紹了基於灰度連續性的運動車輛特徵提取演算法進行車輛的特徵提取以及採用彩色過濾器同灰度圖處理相結合的定位方法進行車輛牌照定位的實現方法。The background subtraction method is used to retrieve the foreground, and the mixture gaussian model is used to model the background, during the modeling, the improved k - means algorithms is applied to improve the speed of background modeling ; 2. in the process of the background updating, the updating algorithms based on statistical average is used to update the background, compared to the traditional background updating methods, it improves the speed of the background updating ; 3. to solve the problem that the detection method based on gaussian shadow model detects the shadow inaccurately under some situations, a novel algorithm based on the body color vector matching is presented to detect and eliminate the shadow
本文在總結和分析了國內外相關研究工作的基礎上,針對運動物體檢測與提取中如何檢測與提取前景區域以及如何檢測與去除陰影的問題開展研究,其主要研究內容和成果如下: 1 .採用背景減除法提取前景區域,利用混合高斯模型進行背景建模,建模過程中,引入了改進的k -均值演算法,加快了背景建模的速度,提高了背景建模的質量; 2 .在背景更新的過程中,採用了基於統計平均的更新演算法,相對于傳統的背景更新方法,提高了背景更新的速度; 3 .針對運動物體陰影檢測與去除中,基於高斯陰影模型的陰影檢測方法在某些情況下對陰影檢測不準確的問題,提出了一種基於體色向量匹配的陰影檢測與去除演算法。( 7 ) the warships bearings - only passive location system and its engineering implement is researched, the operation flow and methods of over - the - horizon concealed missile attack using single and multi - warship bearings - only passive location system is presented. the direction finding data calibration and pretreatment based on uniform speed straight movement are also studied
7進行了艦艇純方位無源定位系統及其工程實現方法的研究,給出了應用單艦和多艦純方位無源定位系統引導反艦導彈實施超視距隱蔽攻擊的方法和作戰流程,研究了基於勻速直線運動的測向數據校準處理方法和測向方位角數據的預處理方法。In terms of the course, the matriculation is a selective course and a course of carrying on for its purpose. if we systematically analyze the course of the matriculation system, it consists of four synthetic factors : college, senior students, criterion, means. the interaction among the four factors forms the basic laws of the course of matriculation, i. e., characteristic of
就過程而右一,高考過程作為選才的過程,是高考目的的展開過程,系統的分析高考過程,它由選拔者一高校、被選拔者一高中生、選才標準、選才方法四個基本的要素集合體組成,其內在的復雜多樣的矛盾運動,形成了高考過程的基本規律,即高考過程的雙面性規律、導向性規律、競爭性規律。分享友人