有效結點 的英文怎麼說

中文拼音 [yǒuxiàojiēdiǎn]
有效結點 英文
active node
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • 有效 : effective; valid; efficacious
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相合的方法,以不同土地利用方式巖溶土壤肥力為重,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面物理退化指標(土層厚度、機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化指標(機質、全n 、全p 、全k 、堿解n 、速p和速k等) ,樣地土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及構的調控管理提供依據。
  2. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一定成:構建了基於pci總線的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用數字圖像理論,合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。
  3. According to the experimental results of the four knots designed for it, we has arrived at that the dimensional angle iron framework is truly efficient to knot

    通過對試驗果的分析及與理論計算果的對比,發現與預策的果很接近,說明空間角鋼骨架切實能夠地提高節抗震性能的各項指標。
  4. The paper is based on an arcuated built - up system bridge - zhongshan no. one bridge to be built in guangzhou, adopts the large universal finite element programme ansys, takes spatial action among members into account, establishes a three - dimension finite element model, and discusses the following several aspects : firstly, when three - dimensional finite model of a complicated bridge is founded, a beam - lattice method is a kind of applied and effective spatial analysis method, which is used to analyze superstructures of a bridge

    本文以廣州市中山一橋為背景,採用大型通用限元程序ansys ,考慮構件間的空間相互作用,建立了三維的限元模型,重對以下幾個方面進行深入探討:首先,在對復雜的橋梁構進行三維的限元模型建立時,梁格法是分析橋樑上部構比較實用而且的空間分析方法。
  5. The gravity analysis is carried out especially for the synthetic fused silica and calcium fluoride used in 193nm lithographic objective as well as the optical elements with structural sizes of ( 200mm ~ ( 300mm. large numbers of analysis data for surface shape error are obtained by using algor finite element analysis software. then these data are plotted into curves and comparison analysis will be carried out, finally the measures and schemes for reducing gravity deformation are proposed

    因此,本論文重對大口徑光學系統在高精度光學鏡頭裝校中,因重力變形進行了詳細的分析研究,特別針對193nm光刻物鏡系統所使用的材料sytheticfusedsilica和caleiumfluoride以及用到的構尺寸200mm ~ 300mm光學零件進行了重力變形分析,使用algor限元分析軟體獲得了大量的面形誤差分析數據,然後將這些數據繪成曲線進行對比分析,最後提出了減小重力變形的措施與方案,並進行了實驗,驗證了分析果是正確的,減小重力變形的方法是的。
  6. Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground

    針對存在的缺,本文提出了一種應用於激光多普勒測速的高精度信號處理技術,即首先利用加hanning窗的welch修正周期圖演算法得到信號功率譜,搜索其譜峰值頻率,接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化分析,再引入能量重心頻譜校正演算法對細化后的譜峰進行校正分析,從而將離散頻譜分析演算法、頻譜細化演算法和頻譜校正演算法三者合起來,充分發揮各自的優:通過加hanning窗的welch修正周期圖演算法快速得到功率譜及峰值頻率,通過goertzel演算法獲得分析頻帶的高解析度頻譜,然後通過能量重心校正演算法對細化后的頻譜進行高精度校正,這樣不僅保證了演算法的高性,而且大大提高了分析的精度。
  7. On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries

    在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算方法,並考慮擴底樁的「拱應」特引入了樁長的概念,最後合公路規范推出了比較實用的人工挖孔擴底樁軸向承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了限元數值計算分析,得到了地基土的應力和位移場的變化曲線和在加載過程中樁側土摩阻力和樁端反力各自所承擔的比例;本文還在總各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。
  8. Third, on the base of expatiating on experimental research method and theoretical research method of joints, the paper points out two kinds of valid methods, which are used to analyze the tube joints stress of dendriform structure by making use of semi - analytical method and inelastic large deflection finite element analysis method, confirms to apply the evaporative pattern casting process as the facture method of dendriform structure cast joints, and detailed dissertates the casting theory, casting process, generation cause and prevention measure of casting flaws, heat treatment method and inspection standard about cast steel joints

    然後在闡述樹狀構節實驗研究方法和理論研究方法的基礎上,提出了利用半解析法和彈塑性大撓度限元法兩種分析樹狀構管節應力的方法,並給出兩種方法的詳細表達式及它們各自的優缺。通過對鑄鋼件常見製作方法的介紹,確定了採用消失模法作為樹狀構鑄鋼節的製作方法,並詳細論述了用消失模法製作鑄鋼節的鑄造原理、鑄造工藝、鑄造缺陷產生的原因及防治措施、鑄鋼節的熱處理方法以及檢驗標準。
  9. Hydraulic control system of double - cylinder vessel gate is a sort of typical electrohydraulic proportional control system0 in order to study electrohydraulic flux control characteristics of this system, i have analyzed the principle of this hydraulic control system, and made its mathematics model ? in double - cylinder hydraulic system, it is necessary to process electric synchronous control in this hydraulic system, this paper also introduces a sort of fnn ameliorated from the point of view of intelligent control theory, and clarifies the principle of applying that network to achieve synchronous controlo at the same time, the means of fuzzy configuration analysis is used for network training, the comparative experiments make known that the method of applying fnn to realize synchronization control is feasible, furthermore, its effect is better than others0 this paper puts forward that a distributed control system can be used to monitor and control vessel gate within a real - time or remote distance, the basic project, structure, applications and functions of computerized scada system in hydraulic system of vessel gate is introduced ? a double layer network structure, epigynous and hypogynous machine network, is applied to this system, in accord with the application of technique such as plc, integrated software etc, this paper introduces the methods and application to achieve the computerized scada system in the task, and analyzes the characteristic of this system, in this paper, the application of configuration in monitor and control system of vessel gate is discussedo in addition, in accord with the application of technique such as visual basicb

    雙缸船閘液壓啟閉控制系統要求解決同步控制問題,文中從智能控制理論角度出發,採用了一種改進的模糊神經網路,合模糊聚類分析方法,闡述了應用該網路實現同步控制的原理。通過對比模擬實驗表明:應用模糊補經網路實現同步控制是可行的,而且它的同步控制果要優于傳統的設置主從令缸控制方法,具良好的魯棒性能。另外,本文提出了建立船閘控制系統的分散式控制系統,介紹了船閘液壓控制系統的計算機監控系統( scada )的方案、構、應用和主要功能,採用雙層網路化構:上位機網路和下位機網路,並合plc通信網路技術和組態軟體等技術構成的計算機監控系統的實現方法,實際應用,分析了這種較新的系統模式在船閘液壓控制系統的計算機監控系統的功能實現中所具的特
  10. The first kind of algorithm is based on s - box controlled by key, the algorithm distinguishes most of other block ciphers, its visible quality is that its s - box is not regular and fixative, but controlled by block cipher ' s key. the second kind of algorithm is based on smn ( d ) array code, it makes full use of the visible quality of smn ( d ) array code possessing big code distance ( d ). the thesis discusses the two algorithms " reversibility, security and their qualities, the

    第一種是基於「 s -盒由密鑰控制」的變構分組密碼,該演算法區別于其它大部分分組密碼最大的特是它的s -盒不是固定不變的而是由密鑰控制產生;第二種是基於smn ( d )陣列編碼的變構分組密碼,該演算法充分利用了smn ( d )陣列編碼具碼距大的特;文中對這兩個演算法的可逆性、安全性及其性能等進行了探討和分析,分析果認為這兩個變構演算法正確、且安全。
  11. In addition, the author find that the two indices : c / p and e / p are not valid indices to distinguish value stock from glamour stock, and two - dimension indices have better ability to distinguish value stock from glamour stock than one - dimension indices, which is same as lsv ( 1994 ). finally, the evidence of return mean - reverting from this chapter support the ideas of debondt & thaler ( 1985 ) on stock overreaction

    而且作者發現c用和e護指標並不是劃分價值投資組合和魅力投資組合的指標。而且二維指標對價值投資組合和魅力投資組合的區分能力高於一維指標,這與lsv ( 1994 )的論相同。最後,價值組合和魅力組合在組合形成前後的收益率反轉現象也支持了debondt & thaler ( 1985 )關股票市場存在過度反應的觀
  12. The thesis is based on income question, forest coverage rate and grop production. to beging with, date envelopment analysis is proved that it can be applicated into grain for green in shan - bei district, and then in view of the fact, seven esential factors which have influence on the project are found out : expense of dam, expense of crop, expense of cash tree, expense of defense tree, other economic crop, expense of grass and graziery ; and the output factors include : income of gdp, pure income per captia, the area of decreasing land loss, graziery income, crop production, income of tree, the totle income of economic crop. after the date of each facts are puted into dea model, unefficiencial decision making units ( dmu ) found. the data that are got through adjusting unefficiencial dmus dy dea can offer guide in shanbei district upgrading of an industrial structure. at the same time, taking into account some possible problems in or after grain for green in shan - bei district, the thesis bring out some propesal to improve the circ umstance, enhance the life level and put the relation of population, resource and circumstance into a healthy orbit

    因此,加快退耕還林還草,調整土地利用構和產業構,已成為實現山川秀美工程和可持續發展戰略的必經之路。論文以解決陜北地區的收入問題,植被問題以及糧食產量問題為出發,首先從理論上分析了包絡分析方法在陜北地區退耕還林(草)中運用的可行性,然後合陜北地區目前的實際情況,綜合分析出影響陜北地區退耕還林(草)的關鍵的七個因素作為輸入指標:水利水保設施投入,農作物投入,經濟林種支出,防護林支出,其它經濟作物,草類支出,畜牧業投入;以退耕還林所要解決的最終問題作為輸出指標: gdp收入、農民人均純收入、水土流失減少量、牧業總產值、糧食產量、林業總產值、其他經濟作物總產值。將各指標所對應的數據代入模型后,通過分析求解得出非的決策單元,再運用包絡分析方法的一些基本原理對非的決策單元進行調整,由此所得的數據對陜北地區的實際投入具很好的指導意義。
  13. That the system twist hempen thread draw up the quantification in the design follows the example of checing the target is followd the example of checing that by the twist hempen thread being living ; the faggot payment setup design stressly is puting into practice faggot some system pay, and has been underway the regulation to original pay composition. it is main through the base that the faggot spot manufactures the pay setup, quality, four bibliographic categories branch faggot some component such as post and twist hempen thread effect and so on

    在績考核制度設計中制定了量化的績考核指標;薪酬體系的設計重是實行薪制工資,對原工資構進行了調整,薪制工資體系主要由基礎、素質、崗位和績等四部分薪組成,其中「績」是本設計方案的核心內容。
  14. According to the shortage of ga converging to a local optimal solution because of reducing the diversity of individuals, the theory of biological immune system is cited, the immune operators including calculation the densities of antibodies, activating or suppressing antibodies and making the memory cell are designed, and effectively combined with ga operators

    同時,針對遺傳演算法在收斂計算後期,由於種群趨向單一化,出現早熟現象而陷入局部最優解的缺,借鑒生物原理的免疫系統,設計出抗體濃度計算、抗體的抑制/促進、構造記憶單元等多個免疫運算元,並與遺傳運算元進行合。
  15. This paper presents the element stiffness matrix and equivalent node force of the variable cross - section bar. so the approximation in structural analysis is avoided, and the calculation capacity of equivalent frame method is also developed. this helped the engineers avoid the fem, which consume much time and is difficult to master

    本文對板帶寬度變化的板柱構推導了變截面直桿單元的單元剛度矩陣和等荷載列陣,避免了在構分析時所作的近似,也擴大了等代框架法的計算范圍,使工程技術人員免於使用佔用機時、難于掌握的限元分析法。
  16. ( 3 ) fem basic theory of foundation pit excavation stimulation is expounded, numerical model and method of construction simulation are determinated, which includes simplification of two - dimension problem and constitutive model of soil mass i. e. constitutive model of duncan - chang hyperbola model, numerical ways of initial situ stress, stimulation of equal nodal load of foundation pit excavation, nonlinear solutions of basic equations, fem disposing of inner supporting and pre - axial force etc. further fem code of stimulation of foundation pit excavation is compiled

    闡述了基坑開挖模擬的限元基本理論,確定計算模型及施工模擬方法。包括二維問題的簡化、土體的本構模型,即鄧肯-張雙曲線本構模型、初始地應力場的計算方法、基坑開挖等荷載模擬、基本方程的非線性解法、內支撐及預加軸力的限元處理等,並編制了模擬基坑開挖的限元程序。
  17. 2. based on the muller - breslau principle, formulars of equivalent nodal loads for the curved - and straight - beam element while occuring unit relative constrained displacement have been deduced. the influence surface of the internal force for grillage has been analyzed by combining kinematic method with finite element static method, using the superposition principle applied to little deformation

    根據米勒-布雷斯勞原理,推導了曲梁、直梁截面發生單位強迫相對位移時的等荷載計算公式,運用小變形的疊加原理,將梁格機動分析與梁格限元靜力分析相合建立了內力影響面。
  18. At present, many fields remain to further research, especially the profound combination of gis technique with ece ( estuarine and coastal engineering ), which should be developed for the purposes as follows : ( 1 ) to serve the huge comprehensive work in changeable natural conditions and difficult construction conditions which takes a long period and covers a large region, e. g. the regulation work of deepwater channel in the yre ( yangtze river estuary ) ( 2 ) to combine the gis with applied numerical model ( 3 ) to study the hydrodynamic processes and characteristics of waves, tidal currents and sediment transport, as well as the affection carried by the regulation work in an estuary ( 4 ) to monitor and to analyze ees ( evolution of erosion and sedimentation ) and the variation of riverbed ( 5 ) to play a role of dynamic supervising of a engineering project

    目前尚許多待進一步研究的領域,尤其是以服務于長江口深水航道治理這樣規模大、周期長、影響區域廣、自然條件復雜、施工情況多變的國家重工程為目的,將gis與專業應用數學模型合,對河口海岸波浪、潮流、泥沙運動的動力機制,以及整治工程建築物對其影響的研究,對入海航道沖淤和河勢演變的監測分析,對施工進展和工程果實現「動態」監控和管理,尚缺乏同gis技術的深入合。
  19. The second, by the theory of self organization, based on the prior condition and restricting factor of high - tech industrialization, exoatiate on a few mechanisms of advancing high technique results to real productivity : the mechanism of the information delivered, benefits driving system and the mechanism of risk guaranteed. by analyzing running mode of industry, school and study in our country, i brought up the path of them combination validity

    在論述高技術產業化的前提條件和制約因素的基礎上,重闡述了促進高技術成果向現實生產力轉化的幾種機制:信息傳遞機制、利益驅動機制和風險擔保機制,並且通過剖析制約我國產學研運行模式,提出了產學研合的途徑和方法。
  20. The idea and theory has applied to the building of tianjin ic security system, the solution of the ic application and management is realized in the agriculture bank of tianjin, meanwhile, ic security system which has reasonable structure, security, credibility and perfect function is provided for the evolution of tianjin financial ic, " single card using everywhere in city " of tianjin city and the integration with other application of domain in this paper

    建立了一套完善、適用的ic卡安全管理系統。論文針對天津農行金融ic卡應用的特,提出了ic卡具體的密鑰構、發行和管理以及業務應用中的安全實現方案,該方案為天津農行金融ic卡的順利發展,並最終與天津市「城市一卡通」及其它非金融應用行業的合提供了構合理、安全可靠、功能完善的ic卡安全管理體系。
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