角形開關 的英文怎麼說

The various colours significant of various degrees of vitality white, yellow, crimson, vermilion, cinnabar : their degrees of brilliancy : their magnitudes revealed up to and including the 7th : their positions : the waggoner s star : walsingham way : the chariot of david : the annular cinctures of saturn : the condensation of spiral nebulae into suns : the interdependent gyrations of double suns : the independent synchronous discoveries of galileo, simon marius, piazzi, le verrier, herschel, galle : the systematisations attempted by bode and kepler of cubes of distances and squares of times of revolution : the almost infinite compressibility of hirsute comets and their vast elliptical egressive and reentrant orbits from perihelion to aphelion : the sidereal origin of meteoric stones : the libyan floods on mars about the period of the birth of the younger astroscopist : the annual recurrence of meteoric showers about the period of the feast of s. lawrence martyr, 10 august : the monthly recurrence known as the new moon with the old moon in her arms : the posited influence of celestial on human bodies : the appearance of a star 1st magnitude of exceeding brilliancy dominating by night and day a new luminous sun generated by the collision and amalgamation in incandescence of two nonluminous exsuns about the period of the birth of william shakespeare over delta in the recumbent neversetting constellation of cassiopeia and of a star 2nd magnitude of similar origin but lesser brilliancy which had appeared in and disappeared from the constellation of the corona septentrionalis about the period of the birth of leopold bloom and of other stars of presumably similar origin which had effectively or presumably appeared in and disappeared from the constellation of andromeda about the period of the birth of stephen dedalus, and in and from the constellation of auriga some years after the birth and death of rudolph bloom, junior, and in and from other constellations some years before or after the birth or death of other persons : the attendant phenomena of eclipses, solar and lunar, from immersion to emersion, abatement of wind, transit of shadow, taciturnity of winged creatures, emergence of nocturnal or crepuscular animals, persistence of infernal light, obscurity of terrestrial waters, pallor of human beings

顯示出不同程度之生命力的繽紛色彩白淺黃深紅朱紅銀朱諸星之亮度一直包括到七等星以等級標志的諸星之大小諸星的位置御夫座沃爾辛厄姆路172大衛的戰車173土星光環螺旋星雲凝固后形成有衛星的恆星群兩重大陽相互依存的旋轉運動伽利略西蒙馬里烏斯174皮亞175勒威耶赫歇耳加勒176等人各自獨立地同時所做的發現波得和開普勒所嘗試的距離的立方與回轉次數的平方的體系化177多毛的眾彗星178那幾殆無限的被壓縮性，以及自近日點至遠日點那廣漠的遠心的重返大氣層的橢圓軌道隕石的恆星之起源年紀較輕的天體觀測者誕生的那個時期火星上所出現的「暗波」現象179每年在聖勞倫斯節殉教者，八月十日前後降落的隕石雨每月都發生的所謂「新月抱舊月」現象180關于天體對人體的影響的假定威廉莎士比亞出生的時期，在斜倚卻永不沒落的仙后座那三角形上端，一顆不分晝夜散發著極亮光彩的星辰一等星出現了181這是兩個無光死滅了的太陽因相撞並汞合為白熱體而形成的燦爛的新太陽大約在利奧波德布盧姆出生時，出現在七星花冠星座里而後又消失了的一顆同一起源亮度卻稍遜的星宿二等星182還有約於斯蒂芬迪達勒斯出生時，出現在仙女座中之後又消失，小魯道爾夫布盧姆出生與夭折數年後出現于御夫座后又消失，以及另外一些人出生或去世前前後後出現在許許多多其他星座中而又消失了的假定是同一起源的實際存在或假定存在的星斗183 。

And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。

In data processing, several data file format exported from measuring system has been analysis in detail, and some research has been made in these file - formats, and some try was made also. the decision standard of a thin and long triangle was discussed. besides the minimum angle of a triangle, there also the no - equlangularity and the ratio of radius of inscribed circle and circumcircle of a triangle

比如利用vc6 . 0開發了程序，可以計算三角片的法矢量、三角片的一些特徵信息，以及狹長三角形的判斷，特別是分析了除最小角之外的兩個判斷標準：外接圓和內切圓半徑之比值r r ，以及三角形的不等邊度e ，及它們與最小角之間的一致關系。

Hostor will cooperation with the more than twenty associations of paper 、 printing 、 packing in nine provinces of “ 9 + 2 ” districts of coastwise, eighty famous medias will unite to announce the information to everywhere of china and every end users

主辦單位將會同泛珠三角「 9 + 2 」區域的華南9省及港澳地區20多家紙業、印刷、包裝協會， 80多家專業主力媒體，整合各種傳媒資源，形成宣傳合力，展開全方位的立體宣傳，使本屆展覽會各種信息傳播到紙業、印刷、包裝和相關領域的每一個角落，傳播給每一個最終的專業目標用戶。

Through this translation, european mathematicians got to know methods for calculating the areas of triangles, volumes of spheres as well as square and cube root

通過這種翻譯，歐洲數學家開始接觸三角形的計算模型，同樣也有關于球體，矩形和立方根的卷冊。

The major work is as follows : solution of two dimensional radiation or diffraction fluid field. this thesis extends multipole expansion method to adapt to disturbed fluid fields of 2d floating bodies with asymmetric forms, which is applied with symmetric forms originally. and given the solution of potential velocity and hydrodynamic pressure of radiation and diffraction fluid fields, which is incited by a 2d arbitrary form, actual application field of the multipole expansion method has been enlarged

關於二維擾動流場的求解：將通常僅適宜求解具有對稱形狀二維物體擾動流場的多極展開法（保角變換方法）擴展至非對稱形狀二維物體，給出了任意形狀二維物體的輻射和繞射流場的速度勢及水動壓力的頻域解，進一步擴大了多極展開法的實際應用范圍。

The modern technology give a chance for the pattern of transmitting knowledge with network, the course based on network have opened up it ' s way in china, our pursuer paid more attention to the mode, but in america, pursuer have studied the more width aspect, thereinto the investigation and design of the information in the course based on network is very important, for the design of the information decide the pattern how the student receive the information, which will effect the way of knowledge understanding and memory, and the way is related to the study pattern, so the design of the information in the course based on network is very important to the efficiency and effect. so the core of the paper is the investigation and design of the information in the course. i have the entropy from the information science as the analyse tool to analyse the information, these work tell us the efficient pattern to transmit information, based on the result, i design the net page, of course, study theory and the character of the net itself are also the factors i employ for design a good net page. then, links and navigation is constituted for students adapt to the course based on network

當今技術的發展給知識以網路為媒介來傳播的學習方式帶來前所未有的機遇，網路課程在國內迅速開展起來，但是國內研究者的注意力主要集中在對網路課程模式的探索上，放眼國外，他們的研究觸角已經涉及到網路課程比較細致的方面，尤其是對網路課程信息的研究構成了國外網路課程研究中的比較重要的一個方面，而網路課程中信息的設計是重要的，因為信息的組織設計是為了接受者能對信息進行有效的信息加工，信息的呈現模式影響著學習者對知識的理解和記憶方式，進而決定了學習者的學習模式，因此網路信息的設計在網路課程傳遞的效率和效果中就佔有很重要的位置。基於這個觀念，本文把網路信息的組織設計作為研究的重點，引入了信息科學作為研究的主要工具對網路中的信息作以量化分析研究，主要應用了信息科學中信息熵的公式進行推導，得到學習內容信息組織的基本模式，並充分利用網路自身特性和學習理論對知識信息進行細致的設計，此外還對鏈接和導航信息進行了設計，在網路課程的適應性方面作出了努力，把交互信息與輔助學習信息的分析設計與應用和對網路頁面信息的總體調節優化作為主體信息設計部分的補充，最終形成了網路信息組織設計的方案，力求創設一個能夠有效傳遞知識信息，減少網路自身弊病，並帶有一定適應性的網路學習環境，也使更多的網路課程的設計者關注網路信息這個因素。

The characters of this antenna lie in three points : using yagi - uda antenna to obtain antenna gain through the radial direction ; making full use of the space of the base station along the z - axis direction to get array gain ; arranging the antenna array properly to achieve pattern diversity in azimuth plane

其特點集中體現在三個方面:在天線徑向通過八木天線的形式獲得增益;充分利用基站空間在z向組成陣列獲取陣列增益;利用開關八木天線方向圖可重構的特性，通過合理的布局，在方位面內實現角度分集。

The writer studies the developed steps of real estate industry in the above - mentioned period and describes its generation mechanism, characteristics and cause of business cycle fluctuation of real estate industry in the period of our economy system shift. it is necessary to point out that policy cycle fluctuation should be a fundamental cause on business cycle fluctuation of real estate industry in china. writer here jumps at the conclusion that the recovery phase and depression phase of business cycle in our real estate industry should be later than the expansion phase and decline phase

該部分內容由第3章構成，即從房地產經濟周期波動的一般研究轉到對我國房地產經濟周期波動進行分析，從總體上看，改革開放以來我國房地產業的真正形成與發展只有20年的歷史，通過對這一短時期中國房地產業發展的探討，指明轉軌時期中國房地產經濟周期波動的一些主要特點，同時指出我國房地產經濟周期波動形成機制與原因，當前我國經濟轉軌時期，政策周期波動是房地產經濟周期波動的根本原因，並從理論角度分析了房地產經濟周期波動與宏觀經濟周期波動在各個階段間的相互關系，得出我國房地產經濟周期相對于宏觀經濟周期波動來說在復甦期和蕭條期滯后，但高漲期和衰退期卻先行的結論。

A uni - directional association is drawn as a solid line with an open arrowhead not the closed arrowhead, or triangle, used to indicate inheritance pointing to the known class

一個單向的關聯，表示為一條帶有指向已知類的開放箭頭（不關閉的箭頭或三角形，用於標志繼承）的實線。

The author thinks that from point of view of public relations, the policy of running dagong newspaper, namely " non - party, unselfish, refuse selling, not follow blindly ", is the idea of public relations of xinji dagong newspaper. the policy commands all the sense and actions of xinji dagong newspaper public relations. xinji dagong newspaper has strong consciousness to readers, consciousness of responsibility, consciousness of communication, consciousness of image, consciousness of harmonization, consciousness of being open, etc. with these consciousnesses, xinji dagong newspaper takes explicit, effective measures of public relations

作者認為：從公共關系角度看， 「不黨、不私、不賣、不盲」的辦報方針就是新記大公報的公關理念，它統率著大公報的所有公關意識和行動；新記大公報具有強烈的讀者意識、責任意識、溝通意識、形象意識、協調意識、開放意識等；在這些意識的驅動下，該報開展了目標明確、收效顯著的公關工作。

Japan as the second economic power in the world affairs plays a great role. however, due to some historical reasons, there is little understanding and trust between the chinese and japanese peoples right now. this is very negative for the long - time development with good - neighborly and friendly cooperative relations. i study japanese diplomatic image so as to objectively introduce japanese from this aspect. i hoped my research can enable our people to have a quite clear understanding to japan ' s diplomatic image, and promote both countries people ' s mutual comprehension. at the same time, i also hope the thesis can promote a systematic research about japanese image, not only by international politics but also by the other correlative subjects. that will prosperous academic circles, fill fundamental research blank

但由於歷史原因，現在中日兩國人民之間存在著嚴重的缺乏理解、缺乏信賴的情況，這對中日兩國發展長期友好的睦鄰合作關系非常不利。本人從學術角度展開對日本外交形象的研究，就是希望能從這樣一個側面客觀地介紹日本的外交形象，使國人對日本的外交形象有一個比較清晰的認識，促進兩國人民的相互理解。同時，本人也希望拙筆能夠起到拋磚引玉的作用，促進國際政治或者相關專業對形象、日本形象的系統研究，繁榮學術界，填補理論研究空白。

Based on the research of the influence between the building and it ' s environment, and from the angle of city and architecture design, the thesis aims to exploring the features of the tall building in hilly city. the thesis is expected to provide some instractive reference that we will make use of to our tall building construction in hill city

本文以研究建築與環境間互動關系為基礎，從城市及建築設計的角度探討山地城市中高層建築設計的特性和形成機制，期望從中總結一定的規律，為我國山地城市高層建築創作活動的開展提供有益的參考和借鑒。

By use of the relationships between the hermite polynomial and the laguerre polynomial, the eigenequations of one - dimensional harmonic oscillator and hydrogen atom are conversed into the same equations in form. therefore the relationships between energy levels and wave functions of one - dimensional harmonic oscillator and hydrogen atom are found. through the coordinates transform, the relationships between energy levels and wave functions of two - dimensional harmonic oscillator and hydrogen atom are found

首先綜述了諧振子與氫原子的基本理論的研究現狀，並在此基礎上對諧振子與氫原子的關系展開了研究，通過厄密特方程與拉蓋爾方程的相互轉化，將一維諧振子與一維氫原子的本徵值方程轉化為相同形式的方程，從而比較得出它們能量及波函數間的關系，並通過坐標變換將直角坐標系下二維氫原子的本徵值方程轉化成與曲線坐標系下二維諧振子的本徵值方程相同的形式，從而得出二維氫原子與二維諧振子的能量及波函數的關系。

Key issues on multi - resolution representation and real - time simplification algorithms of multi - resolution of terrain model are then studied, which are simplification algorithms of dem, relativity calculation, off - line calculation, region division calculation, visibility calculation depending on fov ( field of view ) and error control, and real - time reality rendering. the simplification algorithms of self - adaptive triangulation regular networks and hierarchical triangulation irregular networks basically depending on fov are thoroughly studied. in the end, based on theories and methods discussed in this paper, a gis platform named hypergis and hyperterrain of terrain visualization software are developed and implemented

並以jarnopeschie的演算法為基礎，全面研究了路網的自動綜合演算法通過分析研究多解析度地形表現模型和實時地形簡化應解決的關鍵技術問題，進一步研究了規則三角形網和顧及地面特徵點線的不規則三角形依賴于視點的多解析度地形模型簡化演算法；應用研究所取得的理論和方法，開發了系統實現模擬軟體hypergis和hyperterrain 。

In this part, the high - frequency series inverter with resonant pole capacitor is introduced mainly. the current - exchanging processes of the inverter in different working modes are analyzed, how to reduce the switching loss is discussed, and the calculating methods of snubber capacitor c, factor angle switching frequency and pulse width pw are given in optimum switching process. and results of simulation and experiment verify the validity of theoretic analysis

接著重點研究了含有諧振極無損緩沖電容的逆變器，對其換流過程中的不同工作狀態進行分析，討論了如何減小逆變器的開關損耗，給出了最佳工作狀態下緩沖電容c 、感性角、開關頻率、觸發脈沖的脈寬pw的詳細計算方法，並通過大量的模擬和實驗波形證明了理論分析的正確性。

Second, the math model of the switched reluctance motor ( srm ) is established and its static performance is analyzed by two methods, which are the equivalent magnetic network method and the nonlinear magnetic parameter method ; the actual current and torque waveforms are given in the control of apc and ccc

其次，採用等效磁網路法和非線性磁參數法分別建立了開關磁阻電機的數學模型，對開關磁阻電機的穩態性能進行了分析，得出角度位置控制和斬波控制方式下的開關磁阻電機的電流波形及轉矩脈動波形，並對兩種方法進行了比較分析。

This paper discussed the theory of switching - node preset optimal spwm detailedly, and got the solution of 9 waves, 13 waves, and 17 waves switching - node preset optimum spwm control strategy. furthermore, by means of raising the switching frequency, the quality of output voltage can be promoted, the resonate frequency of output filter can also be raised, which made the inverter smaller volume and lighter weight and more efficient

本文首先對開關點預置最優spwm控制策略進行了深入研究，分別求解出了九塊波、十三塊波、十七塊波等情況下的最優spwm控制的開關角，並討論了在提高開關頻率之後進一步優化輸出濾波器設計，在保障系統效率的前提下，提高輸出波形質量和減小濾波器的體積重量。

As the developing of electronics industry, the power supply in electronic devices developed from linear power supply to smps ( switching mode power supply ). the smps takes more and more important role in electronic industry, and is applied in many field, such as communication, computer, automation, military, industry, agriculture, etc

隨著電子行業的不斷發展，電子設備中的電源由最初的線形電源發展到開關電源。開關電源在電子行業中扮演著越來越重要的角色，應用在通訊、計算機、自動化、軍事、工業、農業等各個領域。

In course of the simulation of mathematical model, this paper analyses and calculates quantitatively the key variables of torque pulsation, that is electromotive force wave and current wave, and tables a proposal through controlling the angle of pwm supply voltage, at the same time the results are given

在數學模型的動態模擬求解中，對電機轉矩產生的關鍵量?電動勢波形和電流波形進行分析研究和定量計算，並提出通過控制pwm電壓的開關角來降低轉矩脈動的方法，同時給出模擬結果。