有限級數解 的英文怎麼說

中文拼音 [yǒuxiànjíshǔjiě]
有限級數解 英文
finite series solution
  • 有 : 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
  • 限 : Ⅰ名詞（指定的范圍; 限度） limit; bounds Ⅱ動詞（指定范圍, 不許超過） set a limit; limit; restrict
  • 級 : Ⅰ名詞1 （等級） level; rank; grade 2 （年級） any of the yearly divisions of a school course; gra...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 解 : 解動詞（解送） send under guard
  • 有限 : limited; restricted; finite; a little; not much
  • 級數 : [數學] progression; series; number of stages; number of steps; stage number級數變換 transformatio...
  1. Conscious that the human organism, normally capable of sustaining an atmospheric pressure of 19 tons, when elevated to a considerable altitude in the terrestrial atmosphere suffered with arithmetical progression of intensity, according as the line of demarcation between troposphere and stratosphere was approximated, from nasal hemorrhage, impeded respiration and vertigo, when proposing this problem for solution he had conjectured as a working hypothesis which could not be proved impossible that a more adaptable and differently anatomically constructed race of beings might subsist otherwise under martian, mercurial, veneral, jovian, saturnian, neptunian or uranian sufficient and equivalent conditions, though an apogean humanity of beings created in varying forms with finite differences resulting similar to the whole and to one another would probably there as here remain inalterably and inalienably attached to vanities, to vanities of vanities and all that is vanity

    人體組織通常能夠抗得住十九噸的氣壓169 ，可是一旦在地球的大氣層里上升到相當的高度，越是接近對流層與平流層的境界線，鼻孔出血吸呼困難以及眩暈，隨著算術級數就越發嚴重起來。他曉得這一點，尋求解答時就設想出這樣一個難以證明是不可能的行之有效的假定：倘若換個更富於適應性，解剖學上的構造也有所不同的種族，說不定就能在火星水星金星木星土星海王星或天王星那充足而相同的條件下生存下來。然而那個遠地點170的人類種族，盡管在構造方面與地球上的人類有著一定限度的不同之處，整個來說彼此卻有著相似的種種形態。
  2. In allusion to diversified methods ' s shortcomings of solving girder ' s distortion, brings forward applying cantalever and finite progession method to analyze all girder ' s distortion, namely through frame analysis translates memory into analysis ; and use especial but simply method to solve common but complex problem, and expounds it through examples

    摘要針對求解梁變形的幾種方法的不足，提出用懸臂梁及有限級數法分析所有梁的變形，即通過懸臂梁結構分析，將記憶轉化為分析，用特殊而簡單的方法求解一般而復雜的問題。
  3. The elastic foundation model is considered as two - parameter elastic foundation model and its effect to moderate - thick plates are taken into account by a set of governing differential equations. united with hu hai - chang ’ s function, least squares collocation weighted residual method which uses b - spline function as trial function is put forward for solving the bending problems. compare with the results of finite element method of lines, spline finite strip method, accurate solution of series etc. it is proved that the method in this article has adequate accuracy and practical feasibility

    本文採用瑞斯納中厚板理論求解彈性地基板，建立雙參數地基與中厚板相互作用的控制微分方程，結合胡海昌的解耦函數，運用雙五次b樣條函數作為試函數的離散型最小二乘加權殘值法分析了雙參數地基上的中厚板的彎曲問題，並將結果與有限元線法、有限條法、級數精確解等進行比較，證明本文方法具有足夠的精確性與實際的可行性。
  4. The main results achieved in this thesis can be summarized as follows : 1. by means of the fourier series expansion, an approximate analytical propagation equation of flattened gaussian beams ( fgbs ) passing through an apertured paraxial abcd optical system is derived, and illustrated with numerical examples, when the transmissivity of the aperture is t ( x ) = cos ( x )

    用傅立葉級數展開法研究了平頂高斯光束通過有光闌限制的近軸abcd光學系統的傳輸特性，導出了光闌透射率為t （ x ） = cos （ x ）時的近似解析傳輸公式，硬邊光闌的情況可作為= 0的特例得到。
  5. Obtain these chief research achievements. ( 1 ) the method of hydraulic fracturing, kaiser effect experiment and the finite element numerical simulation computation results, the direction of maximum horizontal principal stress intersect the small - angle of tunnel axial line, it is favorable to the stability of tunnel peripheral rock ; according to the test rust of field stress - relief method, at the present time, zhe gu mount tunnel have n ' t access to high crustal stress site, maximum principal stress magnitude is 17mpa ~ 20mpa

    主要獲得以下研究成果： （ 1 ）綜合水壓致裂法、室內巖石kaiser效應試驗和有限元數值模擬計算研究成果，最大水平主應力方向與隧道洞軸線小角度相交，對隧道圍巖穩定性有利；根據現場應力解除法測試結果，目前鷓鴣山隧道尚未進入高地應力段，最大主應力量級為17mpa 20mpa 。
  6. The results of research reveals the variation disciplinarian and the affected factor, defines the factor limiting the urban regional development. all these offer scientific references for reasonable city planning, municipal building project planning, reasonable arrangement of land use, the confirmation of land use intensity and the improving land use benefit. and a series of methods we have explored can apply the practical manipulation of grading and assessing urban land, which contribute to enhance working efficiency, shorten the time of evaluation, enhance the updating of urban land price, establish a system of dynamic superviso ry control and examination, and enhance accuracy and objectivity of urban land - rated evaluation

    再由球形檢驗和主成份分析、信度分析、多元回歸分析的技術路線，逐層遞深地解譯影響城市地價的主要因素及相互數量關系，其研究結果揭示了城市地價的變化規律和影響因素、明確了限制城市區域發展的因素，為合理的城市規劃，市政建設項目規劃，合理安排土地用途，確定土地利用強度，提高土地利用效益等提供了科學依據，同時探索的系列化方法可直接應用於城市定級估價的實際操作中，有利於提高工作效率，縮短估價時間，提高城市地價的現勢性，建立地價動態監控和測算系統，又可提高城市定級估價的準確度和客觀性，在理論上、學術和實踐上均有積極意義。
  7. Secondly, the effectiveness and limitation of the classical perturbation, such as the method of multiple scales and the poincare - lindstedt method, are discussed in detail through a duffing oscillator with delayed velocity feedback. it is shown that the two perturbation methods are effective only in solving the approximate solution of the first two orders. an ambiguity or paradox will be encountered when they are used to seeking for the third or higher order approximation of solution

    其次，以一具有時滯速度反饋的duffing系統為例，研究了經典攝動法如多尺度法， poincar - lindstedt法等在求解時滯微分方程級數解時的適用性和局限性問題，指出利用這些方法只能有效求得系統的前兩階近似解，而在求系統的三次以上近似解時會出現矛盾或二義性。
  8. Using the complex potential method in the plane theory of elasticity of an anisotropic body, a series solution to the stress field of a finite plate containing multiple cracks subjected to arbitrary loads is obtained by means of the faber series expansion, and the stress intensity factors at the crack tips are calculated based on the theories of fracture mechanics. equivalence yield stress is introduced in order to consider the effects of the plastic zones, with which the strip yield criteria is developed in the article so that the effects of structural size and the crack interactions on the stress distribution can be considered accurately. the effects of plate size, crack size and crack distributions on the stress intensity factors as well as the residual strength of the plate are studied detailedly

    採用各向異性體平面彈性理論中的復勢方法，以faber級數為工具，得到了含多裂紋有限大板在任意載荷作用下應力場的級數解，並應用斷裂力學方法確定裂紋尖端的應力強度因子；引入當量屈服應力考慮裂尖塑性區的影響，提出基於帶屈服準則的剩餘強度分析模型，能夠充分考慮結構尺寸和裂紋之間相互作用對應力場的影響；通過數值計算詳細討論了結構尺寸和裂紋之間位置關系對應力強度因子和結構剩餘強度的影響規律，得到了一系列對工程應用具有實用價值的結論。
  9. Using the complex potential method in the plane theory of elasticity of an anisotropic body, the series solution of finite anisotropic thin plate containing an elliptical inclusion is proposed with the help of faber series. a hybrid element with an elliptical inclusion for anisotropic materials is obtained by using the hybrid variable principle, and the element efficiency is verified by numerical examples. the state of the damage is modeled by an elliptical soft inclusion, and using the point stress criterion based on characteristic curve and yamada - sun etc. criteria, the prediction of the strength of a composite laminate with damage is set up

    首先基於經典層板理論，將復合材料層板的彈性問題化歸為均勻各向異性板來求解；採用各向異性體平面彈性理論中的復勢方法，以faber級數為工具，給出了有限大含橢圓核各向異性板彈性問題的級數解形式；利用雜交變分原理，成功導出含橢圓核各向異性板雜交應力有限元，並用算例驗證了該單元的可行性和有效性；採用含剛度折減橢圓形彈性核的沖擊損傷模型，引入基於特徵曲線和yamada - sun破壞準則的點應力判據，建立了含損傷復合材料層板剩餘強度的分析方法；通過數值計算詳細討論了各種幾何參數對損傷層板應力分佈、剩餘強度的影響，得到了一系列對工程應用具有實用價值的結論。
  10. Thirdly, it is supported by java technology. java language is not only a right programming language to build agent, but also it has some characters such as architecture neutral and higher safety, running java applet, program can increase the functions of the client, lighten the burden on the server, as well as can operate the client contents according to the privilege assigned, and in order to increase the safety of system. finally, in the thesis, by using the knowledge related probability and statistics, author puts forward a kind of method which can make the grade mark quantifying, and with this method, the problem which is how to get an accurate evaluation for the subjective test questions that learners answer in exam, is solved primely

    本文針對以上缺點，提出基於agent的個性化遠程教學系統，本系統中引入分散式人工智慧（ dai ）領域中的agent技術，在系統中構造一個學習者agent ，它隨時跟蹤學習者的學習過程，記錄其興趣、愛好等個性特徵，並適時地調整對其採用的教學策略，有效地解決了目前的系統智能性較低的缺點；其次，本系統採用xml技術來組織教學內容，改變了html中內容和形式捆綁在一起的缺點，使得內容和形式相分離，從而可以為太原理工大學碩士學位論文不同認知水平的學習者提供不同的教學內容，增強了交互功能;另外，本系統採用java技術， java語言不僅適合作為agent的開發語言，而且java語言具有平臺無關和安全性高的特點，通過運行javaapplet來增強客戶端的功能，減輕服務器端負擔，並且這些appiet根據客戶賦予的權限對客戶端內容進行操作，增加了安全性;最後，本文運用概率論與數理統計學中方法，提出一種把等級成績數量化的方法，很好地解決了對學習者考試中主觀題的準確評價問題，為實現個性化教學提供了一個較準確的依據。
  11. Adsl technology can literally transform the existing public information network from one limited to voice, text and low - resolution graphics to a system capable of bringing simultaneous switched digital video and other advanced, interactive services to everyone ' s office or home

    Adsl技術確確實實地能把現有的、局限於傳輸聲音、文本和低解析度圖形的公共信息網改造成能同時將交換的數字視頻和其它高級互動式服務帶到每個人的辦公室或家庭的系統。
  12. Issuing to village the policy subsidying the small sum in interest an agricultural loan a valid path for always is academic circles with poor population in generally accepted the village of solution in government in all levels, promoting village developping, from current see theoretically, the small sum of the certain scope inside subsidying the interest lends money of issue, will promote the agriculture and the development of the village, increase poor and homely income in village level, but the small sum subsidying the loan of interest is can increase the income level of the peasant household, lend money a problem for increasing accepting together native average in circumstance increasing accepting sum comparing, result how, this is this text wanting resolving, this text pass to the inquisition of the loan peasant household, in collecting large quantity one hand material of foundation, is all each county downtown to is investigated the data proceeded to gather, statisticsing the contrast circumstance that loan an income change the circumstance and increase with native average the sum, the loan sum that will be investigated the peasant household, invest the realm proceeded the contrast, and borrow funds with the region not door of that year income increment the sum proceeded the comparison. use the different from lengthways the method research that compare investment in fixed amount realm, different loan sum, not the environmental loan in area in county door increases to accept sum and its correlations. come to explain the public finance subsidy the small sum in interest an agricultural loan an influence for to peasant household income, analyzing the small sum in policy an agricultural loan an influence for to increasing accepting the factor, discussing the policy stick the small sum in interest an agricultural loan a shortage for of policy blemish and managing top, combining domestic and international policy of now of combination an agricultural loan a policy for of policy with managing way, to small sum in policy in our country an agricultural loan style establishment and manage the mode put forward a little bit personal views, the writer thinks that develop the policy an agricultural loan a root for of a farming using is a financial environment of village to push forward financial system in village reform to reform with political setup, improve village finance serve, create a competition, norm, subsidying the interest the loan the solution limitedly not farmer of letter funds need problem

    向農村發放政策性貼息小額支農貸款一直是學術界和各級政府比較公認的解決農村貧困人口，促進農村發展的有效途徑，從現有的理論上看，一定范圍內的小額貼息貸款的發放，會促進農業和農村的發展，提高農村貧困家庭的收入水平，而小額貼息貸款是不是能夠提高農戶的收入水平，貸款戶的增收情況同當地的平均增收額比較，效果怎樣，這是本文所要解決的問題，本文通過對貸款農戶的調查，在收集大量第一手材料的基礎上，將各縣市區所有被調查數據進行了匯總，統計出貸款戶收入變化情況以及與當地的平均增長額的對比情況，將被調查農戶的貸款額，投資領域進行了對比，並與當地非借款戶的當年收入增加額進行了比較。用定量比較和縱向比較的方法研究不同投資領域、不同貸款額、不縣域環境的貸款戶增收額及其相互關系。來說明財政貼息小額支農貸款對農戶收入的影響，分析政策性小額支農貸款對增收的影響因素，論述政策性貼息小額支農貸款的政策性缺陷及管理上的不足，並結合當今國內外政策性支農貸款的政策和管理方式，對我國政策性小額支農貸款的政策制定及管理模式提出了個人的一些見解，筆者認為發揮政策支農貸款的支農作用的根本是推進農村金融體制改革和政治體制改革，改善農村金融服務，創造一個競爭、規范的農村金融環境，有限的貼息貸款解決不了農民的信貸資金需求問題。
  13. The fundamental solutions for an infinite plate with an elliptical inclusion under uniaxial tensile stress are given by using the muskhelishvili " complex potentials and progression method

    運用muskhelishvili復勢理論，採用級數法得到了單向拉伸狀態下，含有橢圓夾雜的均勻無限大平板的基本解。
  14. By using com, the problem that the output of finite element analysis software and model experiment has no coherent file format is solved

    使得com可以方便地解決有限元分析軟體或模型試驗產生的數據沒有統一格式以及軟體升級帶來的數據格式變化的問題。
  15. It reframes the traceback problem as a polynomial reconstruction problem, and uses techniques from algebraic coding theory to provide robust methods of transmission and restriction. the scheme is a new solution to the traceback problem during a dos attack ; the honeypot for ddos, which is a tool of traceback, lures the attacker to believe that he successfully compromised a slave for his needs, convincingly simulating the architecture of a potential ddos attack ; the source - based approach to ddos defense, which is a useful adjunt to traceback systems, deploys a ddos defense system at source - end networks. attacks are detected by monitoring two - way traffic flows, and the attacks originating from source networks are stopped by rate - limiting ; the routing mechanism based on pushback treats ddos attacks as a congestion - control problem

    最後，就有關ddos攻擊反向追蹤問題，從四個方面對其解決方案進行了研究：在分析比較幾種反向追蹤演算法的基礎上，著重研究了代數方法編碼反向追蹤信息的方案，該方案把追蹤重構問題當作多項式重構問題，使用代數編碼理論技術提供魯棒的傳送和重構方法，是dos攻擊過程中的反向追蹤問題的一種新的解決方法； ddos陷阱作為反向追蹤的工具，引誘攻擊者相信自己成功與所需的傀儡主機通話，令人信服地模擬出潛在ddos攻擊體系結構；基於源的ddos防禦方法作為反向追蹤有用的補充，將防禦系統部署在源網路，通過監控雙向流量檢測攻擊和限制速率終止來自源的攻擊；基於向後倒推的防禦ddos的路由機制把ddos攻擊看作擁塞控制問題，添加功能到每個路由器來檢測並優先丟棄可能屬于攻擊的包，通過向後倒推上級路由器也得到通知而把這樣的包丟棄。
  16. Firstly, based on n - s equation, the momentum differential equation （ contained centrifugal force ） is derived by simplification in boundary layer and then integrates the differential equation over the thickness of the boundary layer, the momentum integral equation is deduced. the dimensionless centrifugal factor is introduced, then the solution of the momentum integral equation is obtained. the dimensionless group is introduced to determined separation of boundary layer

    本文首先根據粘性流體力學的一般方程，通過在邊界層內進行量級比較，在所限定的范圍內得到了含有離心力的邊界層動量微分方程並給出其滿足的邊界條件，然後對該微分方程在邊界層內積分得到離心泵葉輪邊界層動量積分方程，在求解過程中引入了無量綱離心因子，並作了相應合理的假設，得出積分方程解的一般表達式，並引入以邊界層動量損失厚度為主要特徵量的無量綱參數對邊界層分離進行評價。
  17. 3 elastic exponential progression solution which is widely recognized by the field of civil engineering are applied to analysis of the pcc pile under lateral load, and the results are compared with that of finite elment method. accordingly, the validation of program is once more proved

    3 、應用樁身撓曲彈性微分方程冪級數解析法對本文中的pcc樁算例進行了分析，並將分析計算結果與有限元計算結果進行了對比，進一步驗證了本文有限元數值演算法運用於pcc樁水平承載計算的正確性和有效性。
  18. The result of a case studying shows that the settlement calculated by large strain consolidation theory is large than that by infinite strain theory during the consolidation procession, but the final settlements calculated by both theories are same. more general assumptions than that in the classical consolidation theory is adopted and the exact analytical solution of nonlinear finite strain self - weight consolidation based on this assumption is obtained. by applying same experiment data, the comparison of the solutions of linear and nonlinear finite strain theory, as well as the numerical solution from finite element method is presented

    對此模型求得到了某些特殊條件下的lagrange級數解答，並通過尾礦沉降池實例分析，驗證了所得解答的合理性和有效性；建立了土體在堆積過程中的大應變固結模型，通過其對稱性構造出相似變量之後，由攝動法求得了近似解析解答，並通過試驗數據與傳統的線性化固結理論的解答相比較，顯示了傳統線性化固結理論在該問題上的局限性。
  19. Performs the optimization with finite time thermodynamic analysis and obtains the allocation of heat exchanger area for double - stage coupling heat pump systems that maximize the objective function, and the analytical expressions about the optimal temperature of working fluids, the minimum total heat exchanger area and the minimum power input

    摘要應用有限時間熱力學理論對雙級耦合熱泵供暖系統換熱器面積進行優化，得到了系統供熱系數最優時的最佳傳熱面積分配，最佳工質工作溫度、最小總傳熱面積以及最小輸入功率的解析式。
  20. Nowadays, the pcc pile have been widely used for soft ground improvement and application of foundation engineering. the behavior of pcc pile, that subjected to lateral load has been studied in this paper. the behavior of the pcc pile has involved moment and horizontal displacement and load of pcc pile. they are studied by in the physical model experimen, field test finite element numerical analysis, and exponential progression solution. in additional, the comparatively computal analysis are carried out among pcc pile, cast - in - situ concrete circular pile, prefabricate concrete square pile, and obtain some signification conclusion

    本文主要圍繞現澆混凝土薄壁管樁（以下簡稱pcc樁）這一新型的樁基結構型式的水平承載性狀展開研究，通過室內模型試驗、現場試驗、有限元數值模擬分析試驗及彈性冪級數解析法分析等手段，對pcc樁水平承載的樁身受力性狀，樁身撓曲位移，樁身彎距分佈，樁與樁周土相互作用的地基反力等幾方面進行了初步的探討和研究，最後將pcc樁與目前工程中的兩種常用於承受水平荷載的樁型進行對比計算分析，得到有意義的結論。
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