首向基準 的英文怎麼說
中文拼音 [shǒuxiàngjīzhǔn]
首向基準
英文
heading reference-
At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel
首先，系統分析了影響黃河水位的水沙因素，及僅用水沙因素有效研究水位的可行性，並按變量對應思想採集它們的相應數據；其次，由於相應水位過程數據中含極強的非線性關系，本論文經細致的理論分析，將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合，提出了能有效實現這類數據高精度擬合的分層篩選法，並改進了統計學中多因子（三個以上）方差分析法；再次，將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合，實現了這一典型非線性關系的高精度擬合，各年汛期上下游相應洪水位過程的擬合誤差都較小；最後，明確黃河下游含沙量對水位的主要影響方式，即含沙量主要是與其它因素聯合對水位作用；另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。This thesis has introduced the development of the traditional wireless sensor network and current situation at first, then analyzed the principle an framework of the wireless sensor network, and the challenge to the traditional wireless sensor network technology for environmental monitoring, put forward the novel environmental monitoring system based on wireless sensor network technology, have recommended a kind of brand - new wireless node design plan of framework of wireless sensor network and node hardware to be designed and realized, then based on ieee 802. 15. 4 standard, this thesis analysed the design faces the wireless communication protocol stack used in environmental monitoring, have introduced the realize of physics layer, data chain layer, network layer, application layer. have solved the wireless sensor network data sampling, systematic energy - conservation optimize, this thesis summarized the preceding work finally, have looked forward to the development, application and commoditization in the future
本文首先介紹了傳統無線傳感器網路的發展概況及現狀，然後分析了無線傳感器網路的原理與架構及其在環境監測對傳統無線傳感器網路技術的挑戰，接著本文提出了新穎的基於無線傳感器網路技術的環境監測系統架構設計，介紹了一種針對大氣環境監測的全新的無線傳感器網路節點的構架設計方案以及節點的硬體設計和實現，然後本文以ieee802 . 15 . 4標準為基礎分析設計了面向環境監測應用的無線通信網路協議棧，從工程角度介紹了物理層、數據鏈路層、網路層、應用層的設計實現，解決了無線傳感器網路節點的數據採集、節點互聯以及系統節能優化等問題，最後本文總結了前面的工作，展望了基於無線傳感器網路技術的環境監測系統在未來的發展方向和應用方式等幾個方面的發展遠景。For example, the paif is the first foreign institutional investor to have access to the interbank bond market in mainland china. and thailand and malaysia have provided withholding tax exemptions to foreign investors investing in local currency bonds
例如，沛富基金是首只以海外機構投資者的身分獲準進入中國內地銀行間債券市場的基金，而泰國及馬來西亞亦已豁免向海外投資者徵收投資于本地貨幣債券的預扣稅。Firstly, based on the present research all over the world, a 3d quasi - single phase model is built together with k - equations. the special feature of this model is taking account of the influence of interaction between liquid and gas, that is to say, the influence of interphase drag force, lifting force perpendicular to the relative velocity, virtual mass force and gas or liquid volume fraction in the fluid field have been considered. a 3d two - fluid model is also built in order to describe more accurately the fluid flow on distillation trays by comparing the computational results of quasi - single phase mathematical model with of two - fluid mathematical model
本文在國內外已有的研究基礎上，首先建立了以k - （封閉模型為基礎的三維擬單相流模型，該模型的特點在於充分考慮了氣液兩相間相互作用的影響，即計入了相間曳力、橫向升力、虛擬質量力和氣、液相含率對流場的影響；並建立了塔板三維雙流體模型，主要目的是通過對比擬單相流數學模型、雙流體數學模型的計算結果，建立能夠準確描述塔板上流體流動的數學模型。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。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。This paper first introduced the electronic war ' s basic concept, development process and its developing trend, and then gives out the theory, key technology, application and developing trend of communication scout, direction - finding communication and communication jam in great detail. after that the cjw - 2000 system was referred to, and its system function and information flowing was analyzed. then the paper analyzed and introduced the theory, function, system structure, technical guide line and working flowing of the electronic jam rivalry scouting and analysis sub - system in detail. at last it gave the analysis of the interface standard of the electronic rivalry scouting, its interface message format and the data - base design of different equipments
本文首先簡單介紹了電子戰的基本概念、電子戰的發展過程及發展趨勢，接著比較詳細地分析了通信偵察、通信測向、通信干擾等的原理、關鍵技術、應用及發展趨勢，然後對cjw - 2000系統進行了簡單介紹，並且對其系統功能及信息流程進行的簡單分析，之後又對cjw - 2000系統中的電子對抗偵察與分析分系統的原理、功能、系統結構、技術指標和工作流程等進行了比較詳細的分析與介紹，最後詳細分析了電子對抗偵察與分析系統的介面標準，並對電子對抗偵察與分析系統內部不同設備之間的介面報文格式以及數據庫的設計進行了詳細的分析。In the analysis, a cfst arch ( single tube ) is first divided into a finite number of straight beam elements. according to the virtual work principle and the modified newton - raphson iteration method the tangent stiffness matrix considering double nonlinear properties is established. with regard to the non - equilibrium forces, the material nonlinear property along the height of the section and the length of the element is considered and the computation accuracy is improved as a result
本文首先將拱肋劃分為一系列的直梁單元，運用虛功原理和修正newton - raphan數值迭代演算法的基本原理準確推導了拱肋直梁單元的非線性切線剛度矩陣；在不平衡力方面考慮了沿截面高度和單元長度方向材料非線性的發展過程，提高了計算精度；再根據得到的切線剛度矩陣採用荷載增量步內修正newton - raphan迭代的增量迭代法進行了求解。With the rapid development of internet, digital library information resources are increasing with geometric series. in the face of tremendous amount of network resources, how to organize and describe digital library information resources so as to readers can find and utilize them expediently, is a problem that the librarians must solve urgently. firstly, this article describe the digital library information resources is different of other resources. it has its only orgnize and orgnize way. secondly, standards and specifications in the contents creation and resources description can be created in the course of the building of digital information resources. in these days, there are many metadata schemas in organizing digital library information resources. metadata schemas for resources description and domain specific markup languages have evolved dramatically during the last several years. this paper analyzes and discusses several metadata schemas. dublin core has been dramatically applied to the libraries for its advantages
隨著internetr的訊猛發展，數字圖書館信息資源呈幾何級數增長。面對浩如煙海的網路信息資源，如何來選擇一種對數字圖書館的信息資源進行組織與描述的標準，以方便讀者查找和利用，成為圖書情報學界急待解決的問題。本文首先介紹了數字圖書館信息資源不同於其它的信息資源的特點，提出數字圖書館信息資源有自己獨特的組織原則與組織方式；其次，在數字圖書館信息資源的建設中，在內容創建和資源描述方面時應遵循相應的標準規范，目前存在的多種組織數字圖書館信息資源的元數據標準，其中以處理文獻資源為基本目的的元數據標準和專業置標語言近年來都在以前所未有的速度向前發展。It is essential, therefore, to develop standard abstract transfer framework ( atf ), that allow custom orb messaging and transport protocols to be configured flexibly and used transparently by applications. we design and implement the abstract transfer framework, which is compatible to corba component model specification based on starbuss. o. the primary contributions of this paper include : first, we describe the shortcoming of the conventional orb and give the requirements we need ; then, we describe what the structure of the abstract transfer framework and how we design it ; finally, we describe how to implement the abstract transfer framework and how to plug the ssl protocol into the abstract transfer framework
本文在我校自主研製的遵循corba標準的中間件產品starbus3 . 0的基礎上，首先分析了傳統corba中間件所使用的giop iiop的局限性；接著，使用面向對象的基於模式的方法設計了一種可以靈活修改、可以便於各種協議插入的抽象傳輸框架，給出了該框架的基本結構、應用場景以及插入協議的基本過程；最後討論了該抽象傳輸框架介面的實現技術，並以安全協議（ ssl協議）為例，描述了一個新的協議實例的插入過程。At first, ploygon aggregate structure of concrete is randomly generated in two - dimensional plane with monte carlo method on the meso - level. then, the growth process of a crack of concrete 3 - point bending beam specimen is analyzed by fem, according to the criterion of maximum circumferential tensile stress. and the path of crack to spread in mortar, aggregate and interfaces of them is gained by the ultimate fracture criteria in construction standard that the width of crack should not be more than 0. 2mm
首先，在細觀層次上，根據蒙特卡羅隨機抽樣原理，在二維平面上建立了混凝土多邊形隨機骨料結構模型，然後採用有限元計算方法，根據最大周向正應力準則，對三點彎曲梁構件進行了開裂過程的模擬，並以建築規范中構件裂縫小於0 . 2mm的要求為最終破壞標準，得出了裂紋在基質、骨料及界面的擴展路徑。The work that is carried out by me for this project as follows : at first, works over the decision tree technology and the multi - rules neural network theory based on the generalized computing, outlines the advantages and disadvantages of the two theories, analyzes the possibility to combine multi - rules neural network with classification and regression trees, and studies some achievement in this field
為完成這個項目，本人所做的工作具體如下：首先研究了數據挖掘技術中的決策樹技術和基於廣義計算的多準則神經網路理論以及兩種理論的優缺點。分析了多準則神經網路和決策樹相結合的可能性及優勢，並深入了解目前該方向的發展情況。First, steps 1 - 3a of the top - down method are used, primarily to produce the so - called dtos possibly based on standards - based xsds
首先，請遵循自頂向下方法中的步驟1 - 3a ，這主要是為了生成所謂的dto （可能根據基於標準的xsd ） 。Secondly, uses uml to build a general and useful model for h. 323 stack, and divides the stack into several modules under the principle of ooa, and realizes the stack programming with oop language on the base of a cross - platform classes - pwlib. subsequently, fluctuation in video transmission is deeply analyzed and a useful solution is presented. finally, a simulation terminal software is developed on the base of h. 323 stack, then the stack is tested with unit testing and systemic testing
本文首先對h . 323標準進行了概括性的介紹，包括它所定義的實體、協議棧、通信過程；用uml和面向對象的思想對h . 323協議棧進行建模；實現了h . 323協議棧的模塊化劃分，並用跨平臺的pwlib類庫實現了h . 323協議棧；隨后對會議電視中視頻通信數據網路抖動的消除方法做了深入的研究，並在此基礎上給出了一種有效的解決方案；最後，基於h . 323協議棧，開發了h . 323模擬終端，並用單元測試、系統測試的方法對協議棧進行了嚴格的測試。Firstly, this paper introduces the general situation of the gem, then it shows a successful and failing example of the oversea " second boards. after that it suggests the design and the policy of our gem, then it specially points out the mainly drawback of the establishment of our gem at present, such as the drawback of policy and system, market mechanism, the company which will come into the market, agency organization, person with ability, the main body structure of investment, the misunderstand of investers, the investment system of carving out, the organization of capital market, the hardware establishment and so on. at last, it analyses the preparation of government, company which will come into the market and vary agency, then points out that it will take at least one or two years to establish the gem
本文首先介紹了創業板市場的概況，然後介紹了海外創業板的成功典型和失敗案例，最後提出我國創業板的模式設計和政策取向，重點指出我國當前設立創業板的主要障礙，諸如政策和制度環境不寬松，市場機制存在障礙，上市公司主體存有缺陷，中介機構的服務有待提高，人才匱乏較突出，投資主體結構存在問題，廣大投資者認識存在誤區，創業投資體系有待發展，資本市場結構存在障礙，硬體設施不夠先進等問題，並在此基礎上對我國設立創業板前政府，欲上市企業及中介券商等方方面面應作哪些準備及時機選擇進行了分析，最後指出我國創業板的設立還有待時日，至少也需一至兩年。Since airport opening in 1998, the methodology of alerting windshear at the hong kong international airport has been based on the so - called first encounter, maximum intensity principle, which was adopted for use after consultation with the local aviation community
自一九九八年香港國際機場啟用以來，機場的風切變預警一向是基於所謂"首次相遇位置、最大強度"的準則發出的。這是徵詢本地航空界意見后而採用的。For rebuilding the pretrial procedure of our country, we should consider the requisite fundament and operate cir cumstances, and insist on such principle which include justice and efficiency, being jointed with deal by party and direct by court, efficiency and economically, binding and forcing. at the same time, we shall establish the relevant necessary system for building the pretrial procedure of civil litigation with chinese characteristic
為重新構築我國庭前準備程序，首先需考慮必要的前提基礎和運行環境，並堅持公正與效率的價值取向，堅持當事人處分與法院主持相結合原則，效率與經濟原則，約束與強制原則，同時建立相應的配套制度，以構建具有中國特色的民事訴訟庭前準備程序。分享友人