行波學說 的英文怎麼說
中文拼音 [hángbōxuéshuō]
行波學說
英文
traveling wave theory-
" unfortunately, " said monte cristo, " one s title to a millionaire does not last for life, like that of baron, peer of france, or academician ; for example, the millionaires franck poulmann, of frankfort, who have just become bankrupts.
「不幸的是， 」基督山說， 「百萬富翁這個頭銜可不象男爵法國貴族或科學院院士那樣可以終身保持的，譬如說，法蘭克福的百萬富翁，法波銀行的大股東法郎克和波爾曼，最近就宣告破產了。 」Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources
基於以上考慮，論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討：全面回顧了「可持續發展」概念的由來與演變，對國內外「可持續發展」的研究現狀進行了述評，並對「可持續發展」概念的科學內涵進行了深入探討；對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述，對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解；全面闡述了地下水資源變值系統理論的內容和意義，並與傳統的地下水資源計算評價方法進行了對比分析，結合實例具體說明了方法的應用；深入分析了地下水資源預測預報工作的極端重要性和復雜性，對傳統的地下水資源動態預測方法進行了全面的評述，指出了各類預測預報方法的特點及適用條件，對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍，以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹，並應用於地下水動態過程線的分析，採用時間序列中的b ? j法，蒙特卡羅方法，與地下水資源變值系統理論相結合，探討了地下水動態資料分析和地下水資源預測預報的新思路；綜合分析了現今各類地下水管理模型的特點及缺陷，將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度，使模型更準確、更實用；對保證地下水資源可持續開發的內部條件和外部條件進行了分析，內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀，科學的資源計算與評價方法，可靠的資源預測預報技術，可操作的資源管理措施，外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。Abstract : it is observed that the sommerfeld ' s formula for a progressive spherical wave is not covariant with respectro the rotation of the coordinate system. it contains complex partial waves that are not physical. the standing wave representation of the same formula is shown to be covariant and physical. it is applied to solve the boundary value problem of fiber optics. the radiation modes as well as the guided normal modes are obtained in closed forms. the intensity distribution in various modes is obtained. it is remarked that the mode of critical refraction is missing
文摘:說明了球面行波的索末菲公式在坐標轉動下不協變.證明了球面波的駐波表示是協變的，因而是一個物理的關系式，故適用於圓柱坐標中各類波動方程的定解問題.作為一個例，應用於光纖光學，導出了受導簡正模和輻射模的表達式，以及各模式的強度分佈Chapter 3 and 4 analyze the operation efficiency of china " s capital market. just like real economy, capital market allots resource by price mechanism. in 1965, american financial expert eugene fama presented efficient market hypothesis
但資本市場中，證券的價格同實體經濟中一般商品的價格的內涵及運行機理是不同的， 1965年美國金融學家尤金?法瑪（ eugenefama ）正式提出了有效市場假說（ efficientmarkethypothesis ）就是專門針對資本市場的價格波動而言的。The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance
通過對電機的kron變換和對稱分量變換，建立了系統較精確的數學模型，編制了系統動態及穩態運行的模擬計算程序分別計算系統的動態和穩態性能。通過對系統的具體參數進行了模擬運算和實驗研究，實驗和模擬結果進行比較，說明實驗和理論較為一致，並從系統效率、轉矩脈動及兩相逆變器電容的影響等方面與各種逆變器和單相異步電動機組成的變頻調速系統加以比較。在此基礎上，對兩相逆變器供電-異步電動機系統使用諧波抑制pwm控制進行了研究，由於減少了低次諧波，改善了系統性能。Optical nondestructive testing as a kind of the nondestructive testing techniques is introduced and compared with the traditional nondestructive testing techniques like rt, ut and et, et al. its applied merits generalized illustrate that the shortages of nondestructive testing techniques can be covered by the optical techniques to a great degree, which indicates that the optical nondestructive testing has great advantages and application prospects in industrial testing area
介紹了一種新型無損探傷技術? ?光學無損探傷的應用，將其與傳統無損探傷技術（如射線探傷、超聲波探傷、渦流探傷等）進行比較，對其優點進行了總結，說明光學無損探傷可以在很大程度上彌補傳統技術中的不足，揭示了其在工業檢測領域的巨大優勢和廣闊前景。The co - director of the new zealand centre for human and animal studies at canterbury university, annie potts, said she coined the term after doing research on the lives of " cruelty - free consumers "
坎特柏里大學的紐西蘭人類與動物研究中心共同主任波茲說，她在研究無殘酷行為消費者的生活時，創造了這個詞。To explore and make clear the background factor of the behaviors, the dynamic relationship and cause - effect relationship between organizational politics perceptions and consequential behaviors. this paper, based on the five theories related to power at different levels, personal perspective, strategy contingency theory, social exchange theory and structural theory. there appear several problems in the development of key disciplines and processes of crossing and assimilating of subjects, including system tie, the character of scientists, the problem of administers, which influence the development and construction of subject, through abstracting, summarizing and based on “ swot ” analytical model from the theory strategic competition by michael baud, we divide organizational politics behaviors in the organizational development of college subjects and crossing and assimilating of subjects into several sorts : including ( 1 ) offensive model ( 2 ) defensive model ( 3 ) strengthening model ( 4 ) shrinking model
為探索和理清重點學科組織政治行為的背景因素，組織政治知覺與后續產生的組織政治行為的動態關聯性與因果關系，本研究以五種不同層次與權力相關的理論，即個人特質理論觀點（ personalperspective ） ;策略權變理論觀點（ strategycontingencytheory ） ;沖突理論觀點（ conflicttheory ） ;社會交換理論觀點（ socialexchangytheory ） ;結構化理論觀點（ structurationtheory ）為基本理論依據，將重點學科學科發展以及學科交叉與融合過程中出現的諸如體制束縛、科學家自身素質、管理層問題等影響學科建設與發展的共性現象進行提煉、總結，並依據「邁克爾?波特」的戰略競爭理論學說中的「 swot 」分析模型，將大學學科組織發展及學科交叉與融合中存在的組織政治行為進行提練歸類，分為（ 1 ）進攻型; （ 2 ）防守型; （ 3 ）增強型; （ 4 ）退縮型四類政治行為。The people ' s literature publishing house plans to launch the official chinese version of the new book oct. 15, the beijing daily messenger newspaper reported sunday
人民文學出版社在北京日報上說了中文版的哈利波特在10月15日發行。Dissertation explains the theory and characteristices of switched reluctance motor based on its idealy linear math mode. analyseing and researching on control characteristic, control parameters, control strategy and their relationship, thesis designed hardware circuit and software of control system based on the strategy. dissertation discussed the transform function of system and illustrates it is essential to chang parameters in the pid control arithmetic, estimating parameters for the digital pid controller primarily, dissertation also researched on the exciting and protection of igbt
論文以開關磁阻電動機的理想線性數學模型為理論基礎，對其原理特性進行了說明，對開關磁阻電動機的控制特性（轉速、轉矩） 、可控參數（導通角、關斷角、相電流、繞組端電壓）與控制策略（電流斬波、電壓斬波、角度位置控制等）及它們之間的關系進行了研究和分析。1550nm is chosen as the work wavelength, cassegrain transmitting - receiving antenna as the optical antenna of the system through the elucidation of how to choose the work wavelength and optical antenna of comm - unication system. the structure and theoretical design parameter of apt sub - system have been presented through the discussion of the optical signal power estimation of apt sub - system, beam divergence angle, pointing error, and error signal extraction. compared with existed optical wireless communication system, the design scheme proves applicable
通過對通信系統工作波長選擇、光學天線選擇等闡述，選擇了1550nm作為系統工作波長、卡塞格倫（ cassegrain ）收發合一天線作為系統光學天線；通過對apt子系統功率測算、束散角和瞄準誤差、誤差提取信號等的討論，給出了apt子系統結構和理論設計指標，並將其與現有的光無線通信系統進行比較，說明該設計方案是可行的。Or learn how the potter novels are transformed into audiobooks, video games or film scores, from the experts on the front lines
或者學習如何將波特小說製作成音頻讀物和電視游戲或學習前線行家的電影配樂。To determine whether these variations in seismicity levels are random fluctuations or real physical phenomena, objective testing of unambiguously stated hypotheses is required6
為確定地震活動性中的這些變化是否是隨機偶然的波動，還是真實的物理學現象，對不含糊指明的假說有必要進行有目標的試驗90 。 」You are a committee staffer for the house science subcommittee on space, and have been asked by the subcommittee chair to write a 1 - page memo detailing the important reasons to continue the apollo program
你是眾議院科學小組委員會太空事務組的成員，而科學小組委員會的主席要求你寫一份單頁備忘錄來詳細說明繼續進行阿波羅計畫的重要原因。First of all, i dissect various motive theory of merge ; secondly, introduce ssr model based on horizontal merger and expansion of it of scholars of various countries briefly ; moreover, research motives and effect of horizontal merger based on some new assumption, carry on the simple real example to the horizontal merger of the listed company of our country, and explain the conclusion of studying through the case of merger of boeing and mcdonnell douglas companies ; finally, summarize on this text
首先，從經濟理論的角度剖析了各種企業並購動因理論;其次，簡要介紹了基於橫向並購的ssr模型及各國學者對其的擴展;再次，基於一些新的假設對橫向並購進行了研究，探討了各種企業橫向並購的動機和效應問題，並且對我國上市公司的橫向並購進行簡單實證，而且用波音公司並購麥道公司案例來說明研究結論;最後對本文研究做出總結。But generally speaking, the most important factor is the long - run trend but not the short fluctuation. in the sixth part, that is the ninth chapter, we discuss the conventional distinction between bank - based and market - centered financial systems and find that investor protection is the key of corporate governance and put forward some resolvents
但是總體來看，通過濾嘴法則的檢驗說明股價形成中最重要的並非是中短期波動，而是長浙江大學博士學位論文中國股市價格形成機制研究?基於信息、投資者行為和量價關系的實證期趨勢。" genes tell the body where the head goes and where the tail goes, what goes on the front and what goes on the back, " explains c. ronald kahn of the harvard medical school and president of the joslin diabetes center in boston. no news there. but without looking at you, kahn can examine a sample of your genes and tell you if you ' re shaped like an hourglass or a pear and whether you have huge hips or a beer belly
據美國生活科學4月11日報道，現在，美國波士頓喬士林糖尿病研究中心的負責人美國哈佛大學醫學院的羅納德卡恩教授不需要看見你，只需要對你的基因樣本進行分析就能準確說出你的體形是沙漏形的還是梨形的而且他還能說出你的臀部是否豐滿或者你是不是有個啤酒肚。During the game, foreign banks obviously dominate over chinese. according to the theory of " diamond model ", presented by porter, the professor of usa harvard university, a nation ' s general competition mainly depends on the third industry. however, there are four factors affecting industry ' s competition, such as natural factor, demand condition, relevant and supporting industry, unit firm ' s strategy
在這些角逐中，對于中資銀行來說，整體的競爭力落後于外資銀行。根據美國哈佛大學教授邁克爾波特的「國際競爭優勢理論和四因素模型」 ，國家競爭力的提升依靠本國第三產業競爭力的提升，影響產業競爭力的因素主要有四個因素，即一國的生產要素、需求狀況、相關和支持產業、企業戰略組織和競爭。We try to prepare for the future by extrapolating from the present, says jeffrey heisler, a boston university professor who specializes in the impact of individual behavior on markets
專門研究個人行為對股市影響的波士頓大學教授傑弗里?海斯勒說，我們千方百計根據現在推測未來，為日後做準備。This text introduces dow theory and eliot wave theory, have carried on the theory to probe into to the theoretical foundation of the wave theory. have stated the science of division of the wave of theory of wave, thus prove that the wave theory can be used for analyzing and predicting the analysis tool that the market ran
本文在介紹道氏理論以及源於並超越道氏理論的艾略特波浪理論的基礎上，對波浪理論的理論基礎進行了理論探討，說明了波浪理論對浪的劃分的科學性，從而證明波浪理論是可以用來分析與預測市場運行的分析工具。分享友人