expansion in series 中文意思是什麼
expansion in series
解釋
級數展開-
To improve the binding strength between the deck slabs and deck surfacing layer of badong changjiang river highway bridge and to provide the surfacing layer with anti - cracking ductility, a series of technical measures has been taken in the construction of the deck surfacing of the bridge, including those of embedding binding reinforcement in the deck slabs, spraying inorganic binding agent between the slabs and layer, replacing part of the cement with micro expansion agent and adding appropriate amount of polypropylene fibers to the concrete
摘要巴東長江公路大橋橋面鋪裝，通過採取預埋橋面粘接鋼筋、噴塗無機界面粘結劑、用微膨脹劑替代部分水泥、在混凝土中摻入適量的聚丙烯纖維等措施來提高橋面板與鋪裝層間的界面粘結強度和給橋面抗裂增韌。 -
The explicit method of calculating surges in throttled, simple and downriver throttled and simple surge tanks has been derived for the first time by use of thaler series expansion from the basic formulation of surge tank. 2
根據調壓室的基本微分方程，利用泰勒級數展開方法首次推導出了阻抗式、簡單式、尾水阻抗式和簡單式調壓室水位波動的顯式計算公式。 -
The theoretic calculating method of the maximum and the minimum water level in the differential surge tank has been derived firstly. also the explicit method of calculating surges in the differential surge tank has been deduced firstly by use of thaler series expansion. the calculating method of section of the well and the effective impedance hole in the surge tank has been gived
根據差動式調壓室的基本微分方程，首次推導出了差動式調壓室涌浪幅值的理論計算公式；並同樣利用泰勒級數展開方法推導出了差動式調壓室水位波動的顯式計算式；導出了差動式調壓室大井面積和有效阻抗孔面積的計算方法。 -
The flow diagram of a lpg bottle paint - drying heating system using heat carrier as heat - medium, which has similar properties as other heat - carrier heating systems, has been improved, which has good effect in avoiding oil - spraying, shortening dehydration time and power - fail protecting etc. after making a series of analysis, calculational methods of expansion tank dimension have been deduced, which takes the moisture boiling - off of heat carrier into account and accords with real conditions
對與其它熱載體加熱系統具有共性的鋼瓶熱載體加熱系統的流程圖進行了改進和完善，在防止噴油、縮短脫水時間和停電保護等方面取得了良好效果。通過分析，整理出了熱載體加熱系統膨脹器容積的計算方法，該方法考慮了熱載體所含水分汽化而帶來的影響，比原有的計算方法更加符合實際。 -
In this article, firstly the background of the textile trade conflicts within sino - us or sino - euro are introduced, thus learn that how to discern and dodge the foreign trade risks, how to choose the appropriate investment projects have already become one of the most important questions for exporting companies on foreign trade affairs well - known as high investment and high risk. so the main text makes a risk analysis qualitatively and quantitatively on a textile - exporting trading company from three angles of statistic 、 game theory and portfolio theory, which is the main content that we studied. firstly, the statistic article adopts data of the transaction closing price of the textile clothing index in shenzhen stock exchange at the end of each quarter as well as several other kinds of data reflecting the macro - economic changes, performs an empirical analysis of these data according to the theory of co - integration test 、 granger cause test and impulse response function of time series in economitric, and learn that the impact to ti is more obvious by the economic index reflecting local commodity price level and economic prosperity degree home and abroad, as well as the impact degree and the time lag degree, and knows the macro - economic risks faced by textile business enterprises ; after that by the game theory angle we analyze exactly the managing risks faced by one textile export corporation named beauty. from the game expansion chart the system arrangement between censor ways by exportation goal countries and exporting strategies by the exporting enterprises has been analyzed. involving the benefit assignment between them both the limited rounds and infinite rounds negotiations of cooperation games have been studied, and then country responsibility and the enterprise managing risks on foreign trade affairs and so on have been analyzed exactly ; in order to realize the investment multiplication in the certain degree to disperse the risk, the
本文首先介紹了中美、中歐紡織品貿易爭端的來龍去脈，由此可知在涉外貿易這種以高投入、高風險著稱的行業里，如何甄別和規避外貿風險、如何選擇合適的投資項目已經成為外貿企業的首要問題。因此，正文分別從統計學、博弈論和投資組合三種角度對涉外紡織品貿易公司風險進行了定性和定量的分析，這也是本文的主要研究內容。首先，統計學篇選取了深圳證券交易所行業分類指數?紡織服裝指數（ ti ）每一季度末的交易收盤價和若干種反映宏觀經濟變化的指標，利用計量經濟學中時間序列的協整檢驗、 granger因果檢驗和脈沖反應函數等理論做實證分析，從而得知反映國內物價水平和國內外經濟景氣程度的經濟指標對紡織板塊上市值的沖擊比較明顯，且可知沖擊程度和時滯度，進而分析出涉外紡織企業所面臨的宏觀經濟風險;接著，從博弈論的角度具體分析一家紡織品出口公司（ beauty ）的外貿活動所面臨的各種經營風險，該篇從博弈擴展圖入手，分析了出口目的國審查方式與本企業出口策略之間的制度安排;並圍繞雙方的利益分配，研究了有限回合和無限回合合作談判博弈，然後具體論述了國家責任和企業涉外經營風險等問題;在一定程度上為了實現投資多元化來分散風險的目的，投資組合篇從經典的markowitz模型著手，在一些特定條件的限制下，給出了一個相應的投資組合模型。 -
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。 -
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。 -
In this paper, dynamic stability of parametrically excited flexible cam - follower system on the weakly nonlinear condition is investigated by using the combination of both the method of multiple scales and the technique of fourier series expansion. the equations of approximate transition curves in the plane of the dimensionless frequency and excitation ( amplitude ) parameter that separate stable from unstable solution are derived
隨后，本文採用多尺度法並結合fourier級數展開，分析了不同的凸輪從動件運動規律和不同的凸輪的升程、停程以及回程的時間分配規律下，無間隙的周期時變凸輪系統模型的穩定性，獲得了各種規律下的凸輪系統的穩定區間圖。 -
The theory of the social responsibility claims that the media, as the public tool, undertakes inevitably a series of important social public functions, and the primary aspect is guiding the public opinion. this kind of right of the media ' s public opinion demonstrates the increasingly leading position in the process of forming the public opinion and expansion of the public opinion
社會責任理論要求作為社會公器的新聞媒介必然要承擔一系列重要的社會公共職能，其中首要的一項就是引導社會輿論，新聞媒介的這種輿論權利使其在形成輿論和輿論擴張的過程中越來越顯示出其主導地位的態勢。 -
With the business expansion from embedded single - door disinfection cabinet alone in the past to nearly 60 varieties of 4 series today, the company has become the enterprise with the most varieties and the most complete specifications of disinfection cabinet in the industry
從單一的嵌入式單翻門消毒櫃發展到四大系列近60個品種的各式消毒櫃，成為行業內品種最多，規格尺寸最全的企業。 -
The advisory committee submitted its first report to the government in january, recommending a series of measures, such as improvement of students ' soft skills and an expansion of the internship programme
諮詢委員會在二零零一年一月向政府提交第一份報告書，提出一系列建議，例如改善學生在傳統技能以外的軟技能，以及增加實習計劃的名額。 -
The obtained results in the paper are as follows : ( 1 ) the expansion of fourier series of orthogonal trigonometric polynomial for conditional mathematical expectation and function of random variable ; ( 2 ) the best approximation of trigonometric polynomial about another random variable for function of a random variable ; ( 3 ) the best approximation order of trigonometric polynomial for function of random variable
摘要獲得了如下結果： （ 1 ）條件數學期望及隨機變量函數的三角多項式級數表達； （ 2 ）一個隨機變量關于另一個隨機變量的三角多項式的最佳逼近； （ 3 ）隨機變量函數被隨機變量三角多項式最佳逼近的階。 -
And beginning with a perturbed nls equation, using a multi - scales perturbation expansion, we get the zero order and the first order equations, discuss the eigenstates of the operator in the equations, induct relevant " derivative states ", form the completeness of the bounded eigenstates of the associated operator in li space, and expand the corresponding parameters in the closure, get a series evolution equations of the coefficients in the expanded formulas, find the first order approximate solution by researching the evolution equations. this paper also gives the basis of this method - the completeness we have formed and the singular perturbation technique
） dinser方程的求解問題，討論了自伴運算元的本徵函數的正交性和完備性，介紹了尋求微分方程的近似解常用的攝動方法，並從帶有某種擾動項的nls方程出發，利用多重尺度的攝動方法得到了方程的零級近似方程和一級近似方程，通過對近似方程中運算元的特徵態的討論，引入適當的「導出態」 ，建立了運算元在l _ 2空間的特徵態的完備性。 -
The factory has specilized in developing and manufacturing weaving machine, various type of magenet sted edge reamer, palm silk, wheel, nylon gear, series of edge expansion force and wool expansion force for many years
企業多年來致力於引進劍桿織機的國際化開發生產，精心研製生產各種型號的大提花彈簧回棕、磁鋼絞邊器，絞邊棕絲、劍頭、劍輪、尼龍齒輪、漲力器等系列， 6大類200多個品種。 -
From a messenger company in the united states to a us $ 30 billion corporation with extensive global reach, ups has evolved as an enabler of synchronized commerce for businesses in asia and the world over. since 1988 in asia, ups has engaged in building its market presence through a series of acquisitions, facilities expansion and extension of air network, laying the foundation for strong growth for the future. today, ups operates an extensive network in intra - asia, serving more than 40 countries and territories
Ups從一家美國信使公司，成長為擁有300億美元資產的國際企業，現在已經是亞洲和全球企業商務同步協調的推動者。 1988年， ups第一次來到亞洲，開始了一系列並購和設備擴張，不斷完善其空運網路，為未來的發展打下了堅實基礎，並在亞洲樹立了品牌影響。今天， ups在亞洲地區已經擁有龐大的運營網路，在40餘個國家和地區開展業務。 -
Since financial reforms were brought out in china 20 years ago, the state - owned commercial banks have a expansion in financial assets and liabilities during this period. with the sharp increase of financial assets gross, the domestic banks are encountering a series of difficulties, such as high ratio of default loans, the slower turnover ratio of funds, the lower profitability, and the weak ability of self - development
金融改革二十年來，國有獨資商業銀行金融資產與負債總量經歷了一個迅猛的擴張期，在量的擴張背後也存在深層次的問題，特別是國有獨資商業銀行不良貸款比率較高、資金周轉速度減慢、經濟效益下降、自我發展能力不足等問題。 -
This thesis in theory deals with electromagnetic wave scattering by multilayered confocal and non - confocal spheroidal particles illuminated by gaussian beams, in which the main contributions are as follows : 1. in the case of multilayered confocal spheroidal particles, the scattered fields as well as the fields within each layer are obtained in terms of infinite series with spheroidal vector wave functions by using an appropriate expansion of the incident gaussian beam. by virtue of the boundary conditions, we write the set of equations for determining the unknown expansion coefficients and then solve it
本文從理論上研究了多層共焦和非共焦橢球粒子對高斯波束的散射，主要成果如下： 1 .我們研究了多層共焦橢球粒子對高斯波束的散射，把入射高斯光，散射場，各層橢球內的電場和磁場用適當的橢球矢量波函數展開，應用電磁場邊界條件，寫出確定各展開系數的方程組，求出散射場系數，進而求出散射場及散射截面。 -
And then, a state equation is set up by the relationship among the input and output characteristic vectors as well as the state matrices ( sms ). the non - zero element in the sms characteristic is taken according to taylor series expansion, which is a transfer function of the basic mechanical unit
再次，闡述了狀態變換矩陣的形成過程，通過泰勒級數展開，提取其非零元素的特徵，並按照傳遞特徵值對基本變換單元加以分類，歸納了狀態變換矩陣的性質。 -
To begin with, the influence that plane scanning error has on the far field is analyzed and the upper boundary of the error is formulated. and then this paper uses the taylor series expansion to correct the probe positioning error in antenna near - field measurement
根據平面波譜理論，推導了平面掃描位置誤差對遠場的影響，給出了位置誤差上界的數學表達式，並用泰勒級數展開法對其進行了修正。 -
In past, the processing mode as to the electro - hydraulic servo - system nonlinear problem is that using the tai ' s lux formula obtains the part linear pattern behind the series expansion at the stable state work - point. this kind of linear model is feasible to this system the frequency is low as well as the system work - point frequently isn ’ t changing in great scope
過去對于非線性問題的處理方式是在穩態工作點處進行泰勒級數展開后得到局部線性化模型，這種線性化模型對於一些頻寬不太高、系統的工作點變化范圍不太大的系統是可行的。
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