節點勢 的英文怎麼說

中文拼音 [jiédiǎnshì]
節點勢 英文
nodal potential
  • 節 : 節構詞成分。
  • 點 : 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「、」）...
  • 勢 : 名詞1 （勢力） power; force; influence 2 （一切事物力量表現出來的趨向） momentum; tendency 3 （自...
  • 節點 : [電學] panel point; hybrid; packing; node; nodal points; joint of framework; pitch point; point pitch
  1. If the velocity of atoms is near to zero, the light for ces will tend to confine the atoms near to nodes and antinodes. the stability depends on the magnitude of the negative slope of the light force, the depth of the potential well and the momentum diffusion coefficient. it is important to select the parameters, e. g

    如果通過激光冷卻能使原子速度降至很小甚至為零，光壓力的作用將使原子被較穩定地囚禁于激光駐波場的節點和反節點處，其穩定程度取決于該處光壓力曲線負斜率的大小、對應勢能的勢阱深度以及動量擴散系數的大小，因此，如何在實驗中合理選擇激光強度、失諧量等顯得尤為關鍵。
  2. To validate the formulated transition element for the calculation of the hot - spot stress and stress concentration factor in the welded components by experimental results, the stress concentration factor of the experimental welded specimens carried out in the research group is calculated by using the developed plane - transition element. the calculated stress concentration factor in the two types of tested welding components agrees well with that obtained from the experimental result. and the calculated result on the tendency of hot - spot stresses agrees well with that from the measured result

    為了驗證文中構造的過渡單元模型用於分析焊接節點附近的應力集中問題的正確性和有效性，進一步又對過渡單元模型進行實驗結果驗證，採用平面過渡單元模型計算了本課題組進行的兩類焊接構件的應力集中系數，並與根據實測方法得到的應力集中系數進行了比較，計算結果與實驗測試得到的應力集中系數和相應的熱點應力變化趨勢比較吻合，為本文建立的過渡單元的實際應用提供了初步的基礎。
  3. It is very important to estimate the basic parameters in helicopter preliminary design. neural network ( nn ) has the advantages in estimating accuracy and generalization over traditional methods. however, there are some difficulties in using nn, e. g., how to select a proper network structure and the number of hidden layers. in this paper, structure and connection weight of a three - layer nn are optimized by genetic algorithm, and the optimized network is applied to helicopter sizing. the proposed method can not only give an optimal nn structure and connection weight, but also reduce the prediction error and has the capability of self - learning when the latest data are available. furthermore, this method can be easily applied to helicopter design systems

    在直升機初步設計階段估算其基本參數是很重要的.神經網路的通用性和精度比傳統的估算方法有更多的優勢，但是在應用神經網路時存在如何選擇合適的網路結構和隱層節點數目等一些困難.應用遺傳演算法優化三層神經網路結構和連接權重，並將優化得到的網路應用於直升機參數選擇中.該方法不但可以給出一個最優的神經網路結構和連接權重，而且降低了估算誤差，具有及時應用最新數據學習的能力.此外，該方法易於在直升機設計系統中得到應用
  4. Finally a set of equations with initiate values for boundary value problem is established where the velocity potential and its normal derivative are unknowns. because the model includes the effects of both the time and space to the velocity potential of free surface, it can be applied to strong nonlinear wave. as examples, solitary wave is computed in the numerical flume

    推導給出計算域內以所有節點波勢函數和波面位置高度的時間增量為未知量的線性方程組，並同時考慮時間因素和空間變位對波面勢函數的影響，在預設的計算精度下，通過時步內的循環迭代逐一確定每個時步上的波面運動位置，從而建立了一種可適于求解強非線性波浪變形計算的數值模式。
  5. Through a comprehensive study of several schools, the author tries to build up a dynamic system model, points out that competitive advantage roots in the competitive advantage of strategic resource reserve, potential energy by combining the value chain of the network based on the favorable strategy ecological value - chain node, the constant adjustment according to the requirement of environment changing and even prearranged dynamic advantage and innovative advantage based on strategy implement

    由此架構出融合各個理論學派有益觀點的競爭優勢來源的系統動態模型，提出企業持續競爭優勢主要來源於戰略性資源存量的競爭優勢、基於有利的戰略生態價值鏈節點整合網路價值鏈的位勢優勢、根據環境發展變化而不斷調整適應甚至預先創造的動態優勢以及基於戰略執行的創新優勢等等。
  6. ( 三 ) under the dynamic load of the explosion, the numeric analysis has been done and achieve the rule as follow : ( 1 ) when the frequency of vibration is 0. 3hz, the acceleration of the slopes top gets the maximum ; so 0. 3hz is believed the natural frequency of the slope as a whole ; ( 2 ) the vibration of explosion can been magnified because of the condition of the landform, when the relative altitude is up to 45m, the acceleration of horizon gets the maximum ; when the relative altitude is up to 100m, the absolute value of acceleration and the deformation of horizon is larger than that in the bottom of the slope ; ( 3 ) in the period of forced vibration, at the top of the slope, the acceleration of horizon become larger and larger ; at the middle part of the slope, it becomes smaller ; ( 4 ) when the explosion velocity of is much little, the shallow part destruction is the primary deformation of the slope

    （三）採用模態疊加法針對爆破動力作用，進行邊坡的動力響應分析，得出了以下結論： （ 1 ）振動頻率為0 . 3hz時，坡面頂部水平向加速度峰值最大；綜合考慮，可認為該邊坡的自振頻率為0 . 3hz左右； （ 2 ）地形對爆破地振動存在放大作用，研究剖面的坡面，水平向加速度及位移在地形相對高差45米左右最大，而後隨相對高差的增高而減小，相對高差為100米時，水平向位移及加速度絕對值均大於坡腳； （ 3 ）強迫振動段，水平向加速度值隨時間變化的規律為：坡頂節點總的變化趨勢是越來越大，而坡體中部節點的變化趨勢是越來越小； （ 4 ）當爆破振速較小時，變形破壞的形式表現為坡頂表面滑塌型。
  7. In today ' s world shipping market, port, as an important link - point of international logistic net, has become the hinge of multi - transportation and modern logistic. nowadays, most of the containers going through continental bridge go in / out of china at lianyungang. under such a background that south - eastern asian economy is going out of shadow and beginning to recover while the middle asian economy is becoming stronger, the container volume which goes in and out china through lianyungang port will certainly increase year by year

    在當今的世界航運市場上，港口作為國際物流網路的一個重要節點，已成為綜合運輸和現代物流的樞紐，目前在我國大陸橋過境的集裝箱絕大部分是經連雲港港進出的，在東南亞國家經濟走出陰影並開始復甦、中亞地區國家經濟出現較好增長的形勢下，連雲港港的過境集裝箱箱量也將會逐年增加，現有的碼頭基礎設施與連年增加的集裝箱貨運量之間的矛盾將會日益加劇，盡快新建和擴建碼頭的基礎設施，提高連雲港港的碼頭通過能力就成了連雲港港港口建設的當務之急。
  8. Abstract the evolutionary tendency of trust relationship among peers was analyzed with the replication dynamic mechanism based on the game theory

    摘要基於博弈理論，著眼于信任機制的進化演變，應用復制動態機制對節點之間的信任關系的長期演化趨勢進行了分析。
  9. The trust relationship between peers will be the long ? term tendency of evolutionary adjusted by the receipts mechanism in the replication dynamic proceeding of evolutionary game

    分析結果顯示網路節點之間的信任關系通過博弈收益機制的調節而成為網路安全與穩定的長期演化趨勢。
  10. This system has various kinds of sensors, such as pressure, temperature, electric current, voltage, controlling synthetically, etc. after a sensor does not work or takes off the line, other sensor of on - the - spot equipment will serve as the commander or the controller. so the system does not be influenced with for some sensor ' s trouble. this is the best advantage of control system based on fieldbus

    由原集散控制系統（ dcs ）升級為fcs系統，本文所討論的系統有壓力、溫度、電流、電壓、綜合控制等各種傳感器，當一個傳感器失靈或脫線后，其它有關傳感器會自動擔任指揮員或調度員，系統不會因為某一節點的故障而影響整個系統的運行，這是基於現場總線控制系統（ fcs ）的優勢。
  11. Chapter two expounds principles of urban integration, which begins with conventional urban interaction. on basis of this, this chapter points out the developments and trends of modern urban integration, lying emphasis on motivities, barriers and nodes of urban integration in modern times

    第二章是基本原理的闡述，首先從回顧傳統的城市相互作用關系入手，在此基礎上指出了現代城市整合發展的動態和趨勢，著重論述了現代城市整合發展的動力因素、障礙因素、節點因素及其運行機制等問題。
  12. The predicted growth of computational power and network bandwith suggests that science and engineering computation will continue to develop in distributed paralleling environment

    隨著網路技術的發展與網路節點計算性能提高，分佈計算已成趨勢。
  13. This can optimize the overall performance of the system and balance the load of nodes, also this can improve the reliability, scalability and expansibility of the system. so it is possible to develop the complicated application and to integrate the old information systems, so it is of grate significance to research this

    這種分層的結構具有優化系統的總體性能，平衡節點的負載情況，提高系統的可靠性、可伸縮性和可擴展性等優勢，使在internet intranet環境下開發復雜事務的應用系統、集成現有信息系統成為可能，具有重要的研究意義。
  14. This paper is made in the background of the development of pdsn ( packed data service node ), the core component of cdma2000 system. and we discussed the current and future situation of cdma2000 communication system and embedded systems. also, we utilized the linux platform to apply the testing platform of the accessing into pdsn

    本論文以開發第三代移動通信系統cdma2000中的核心設備pdsn （分組數據服務節點）為背景，討論了cdma2000通信系統以及嵌入式操作系統的現狀及發展趨勢，利用linux平臺實現了pdsn系統的接入測試平臺，不僅完成了對pdsn系統的測試目標，而且有力的嘗試了利用linux開發企業級別的通訊設備嵌入式系統。
  15. Abstract : it is very important to estimate the basic parameters in helicopter preliminary design. neural network ( nn ) has the advantages in estimating accuracy and generalization over traditional methods. however, there are some difficulties in using nn, e. g., how to select a proper network structure and the number of hidden layers. in this paper, structure and connection weight of a three - layer nn are optimized by genetic algorithm, and the optimized network is applied to helicopter sizing. the proposed method can not only give an optimal nn structure and connection weight, but also reduce the prediction error and has the capability of self - learning when the latest data are available. furthermore, this method can be easily applied to helicopter design systems

    文摘:在直升機初步設計階段估算其基本參數是很重要的.神經網路的通用性和精度比傳統的估算方法有更多的優勢，但是在應用神經網路時存在如何選擇合適的網路結構和隱層節點數目等一些困難.應用遺傳演算法優化三層神經網路結構和連接權重，並將優化得到的網路應用於直升機參數選擇中.該方法不但可以給出一個最優的神經網路結構和連接權重，而且降低了估算誤差，具有及時應用最新數據學習的能力.此外，該方法易於在直升機設計系統中得到應用
  16. All the urban logistics requirements are forecasted by the method of time sequence deduce and muti - factors stepwise linearity regression, including volume of freight, configuration of goods, organize volume of freight, distributable volume of freight and its distributing. according to all the forecast result and other conditions, such as transportation and so on, the layout of beijing distribution parks are made certain, and the scale of each distribution park is calculated in use of space - time consume method. at last, a suitable investment, construction and operation system of beijing distribution park is advised on the reference of developed country experiences

    在對物流節點的概念、功能、作用、分類、層次總結和概括的基礎上，結合物流的發展趨勢和大中城市的實際，分析了規劃物流園區的必要性；提出了城市物流需求預測技術路線后，運用時間序列第推、多元逐步線性回歸等科學方法，對北京的貨運量、貨物結構、組織量和適站量、適站量的方向性等物流需求做了預測；學習借鑒國外物流園區選址的經驗，根據貨物適站量方向性預測、北京市的交通體系等實際情況，確定了北京物流園區布局；把不同方向特徵年貨物適站量合理的分配到相應的物流園區中，運用時空消耗法確定了各個物流園區的規模；在對每個物流園區逐一分析后，借鑒國外的經驗，提出了適合北京的物流園區投資、建設、運營機制。
  17. Packet radio network ( prn ) has been widely used due to its own intrinsic advantages. with the rapid growth of internet over the world, it is an inevitable trend to conduct the research on the interconnection between the prn and internet

    分組無線網以其自身的優勢得到了廣泛的應用，隨著internet在世界范圍的迅速普及，以分組無線網的方式來支持internet上的信息傳輸就成為一種不可避免的趨勢，本文首先介紹了分組無線網網路結構，子網節點和網關節點的構成及功能。
  18. The thesis analyze a on - the - spot test model combining a projiect. utilizing the non - linear finite element theory in the article, form - finding has been took apart with node balanced laws and propping up move law. under the loads every calbe unit strength of axle and node displacement ' s variation tendencies are computed

    論文還結合工程實踐對一現場試驗模型進行了分析。文中利用非線性有限元理論，按節點平衡法與支座移動法進行找形分析。計算了外荷載作用下各索單元軸力及節點位移的變化趨勢。
  19. According to the practice of waterway regulation in the mid & lower streams of hanjiang river during the past 50 years, this paper puts forward 33 suggestions on key points of waterway regulation design such as river regime control, bed evolution analysis, etc

    摘要根據半個世紀以來漢江中下游航道整治工程情況，對整治工程設計中的關鍵性問題，提出了控制河勢、重視和利用節點等33條建議。
  20. This method not only can deal with the problem of singularity, but can simplify the numerical process of interpolation function, based on the principle of minimum total potential energy, the formulas of pim are arrived

    固定節點法不但可以方便地消除系數矩陣奇異問題，而且插值過程很簡單。由勢能最小原理，推導了點插值方法的控制方程。
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