方向角的展開 的英文怎麼說
中文拼音 [fāngxiàngjiǎodezhǎnkāi]
方向角的展開
英文
spread of bearings-
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。On the theory of bearing cross localization, the algorithm puts forward nonlinear equations of bearing and position variables, then convert the nonlinear equations to linear equations, and finally gives multiple - vessel localization algorithm based on least squares theory and considering bearing accuracy factors
該演算法的實質是基於多艦偵察設備的測向角度、位置信息，利用純方位交叉定位原理，建立非線性觀測方程；通過泰勒展開將非線性系統轉化為線性系統；利用最小二乘原理並考慮測向精度的權重因素，提出了多艦的定位模型。The key points of this paper are the analysis of the legal natures and inside juridical relations of transnational m & a, discussion on the legislation tropism according to the economic theories, and research from the department regulation aspect of foreign investment law, antitrust law, the law of corporations securities, and also the legal issue of m & a of state enterprises by foreign investors
文章重點分析跨國並購法律性質及內在法律關系，同時借鑒經濟學理論對跨國並購的立法取向進行闡述，並主要從外資法、反壟斷法、公司法、證券法等部門法的角度，以及外資並購國有企業的法律問題等方面展開研究。On the basis, the effect of different factors such as the sloping angle of arch ribs, the stiffness of bridge deck system, the effect of non - orientedly conservative loadings of the hanger and tie bar etc is discussed
此外，採用線彈性方法，就拱的吊桿的非保向力效應、橋面系的剛度、橫撐布置形式、拱肋側傾角等因素對該橋整體穩定性的影響展開探討與研究。The software ansys6. 0 is used to analysis the stability of the state after construction of tongwamen bridge, linear method is used in analyzing the finite element model of the bridge, the coeffient of stability of different state after construction is given. on the basis, the effect of different factors such as the arrangement of lateral brace, the sloping angle of arch ribs, the stiffness of bridge deck system, the effect of non - orientedly conservative loadings of the hanger and tie bar etc is discussed. the different coefficients of stability of changing these factors are given, so the factors that are vital to the lateral stability of x - type arches are found, and the rationality of the methods taken to enhance the lateral stability of tongwamen bridge is evaluated
本文應用有限元分析商業軟體ansys6 . 0 ，採用線彈性方法，通過對該橋的空間有限元模型進行穩定性分析，得出其成橋運營階段各種工況下的穩定安全系數。在此基礎上，本文還通過有限元模型分析，就拱的矢跨比、吊桿（立柱）的非保向力效應、橋面系的剛度、橫撐布置形式、拱肋側傾角等因素對該橋整體穩定性的影響展開探討與研究。文中給出了各因素變化情況下的穩定安全系數，指出了對鋼管混凝土提籃拱橫向穩定性有顯著影響的因素及其合理變化范圍，並對銅瓦門大橋提高橫向穩定性的措施的經濟合理性進行了分析。In this paper, the method of small parameter is used to calculate the multipolar expansion of gravitational radiation in classical situation, and the general expression on multipolar gravitational radiation is obtained. then the angle distribution characters in an arbitrary direction are given. this expansion method can avoid the higher order tensors when dealing with the gravitational radiation higher than quadrupole
本文採用小參數法作為經典引力輻射的研究方法對引力輻射作多極展開，得到各極引力輻射的一般表達式，並給出了沿任一方向引力輻射的角分佈的嚴格證明，這種展開法在處理四極以上的高階引力輻射時卻可以不涉及更高階的張量計算。Following this line, the thesis discusses the demand of mc to manufacturing system, such as system modulization, layout patent, and system tranportation. the approach of multi - line production system under mc is also studied. to be concrete, problems of line balancing and facility layout are then discussed
本文從這個角度出發，探討mc生產模式對製造系統的要求，從系統模塊化、系統布局形式、及系統物流等方面進行了分析；並針對生產線車間的優化設計方法展開討論，研究面向mc的生產線車間優化的特點，具體地論述了生產線平衡和多生產線車間的設備布局問題。The developmental and realistic studies show us the mutual accelerating relationship between these two fields. the thesis approaches it mainly from the following two perspectives : the science & technology progress directed by the developmental view and the sustainable development motivated by the science & technology progress
第二部分科技進步與可持續發展的互動共生是全文運思的重點之一，主要從歷史和現實視角論述科技進步觀與可持續發展觀之間存在的雙向驅動關系，從兩個方面展開論述。I, through comparing the research approach to analyze with the case, from culture, legal culture, legal changes and lead legal culture into meaning in which the economic law study set out of culture, on the basis that the theory is analyzed, particular background and reality formed and developed on the basis of the economic law, study and regard power culture and right culture as the economic law culture of two major key elements among them from the standing of angle of legal culture. from the meaning of the culture of economic law at the same time, necessity and feasibility of studying in culture of economic law, economic law characteristic modernity and national characteristic of culture, economic law culture with modern to rule by law civilized angle set about, carry on economic law analysis of culture ; secondly, certain difference exists in formulation and development of chinese and western economic law culture, the development of the culture of western economic law is shown as the cultural transition to power culture of the right rotates. with germany and historical retrospect and review, carry on real example investigate and combine western law sociology ideological trend research and western economic law culture of development, economic law of u. s. a., i inner link, the essence around the culture of eastern economic law is the power culture at the same time, its form of expression is confucian culture, the course of development is shown as the transformation to right culture of power culture, and golden mean culture is the inside information of china ' s economic law culture
筆者從文化、法律文化、法律文化的沖突與變遷以及經濟法制度的法律文化土壤的思路進行研究，在理論分析的基礎上，基於經濟法形成與發展的特定背景與現實，闡釋經濟法以社會本位為價值取向、以權利與權力均衡為主旨、以平衡協調為內核、以人為終極關懷的內涵;經濟法文化的路徑考察由經濟法文化演進與國家角色的變遷、經濟法嬗變中的平衡協調精神、經濟法文化孕育中的社會本位思潮、經濟法文化熏陶下的經濟法制度催生四個層面展開;經濟法文化的特性表現為現代性和民族性，經濟法文化與現代法治文明的關聯涵蓋兩個方面，挖掘發揚傳統法文化中的合理因素、警惕傳統法文化中不合理因素的侵蝕;由於中西經濟法文化的產生與發展存在一定的差異，西方經濟法文化的發展表現為權利文化向權力文化的過渡轉型，筆者以德國和美國經濟法發展的歷史性回顧與反思進行實證考察並結合西方的法社會學思潮研究與西方經濟法文化的內在聯系，同時圍繞東方經濟法文化進行探析，其表現形式是儒家文化，發展的過程表現為權力文化向權利文化的轉移，其中中庸文化是中國經濟法文化的底蘊。For instance, hunan tv takes entertainment and information to show its disdain for other powerful ones, anhui satellite tv specializes in public interest and human care, they have jointly developed characteristic comprehensive channels, tourism satellite tv, whose contents are mostly tourism, has set up the first professional satellite tv. guizhou satellite tv has forged western gold satellite channel, oriental satellite tv has seized its powerful states in changjiang delta and has pioneered the regional developing direction. during antagonism, 28 provincial level satellite tvs has formed strategic unions and has presented united advertisement communication strategy, so as to break through the present situation that central closed tv is the biggest
比如，以娛樂資訊傲視群雄的湖南衛視，以營銷電視劇為突破點的安徽衛視，以公益特色和人文關懷為特色的湖北衛視，共同發展了特色化的綜合頻道；旅遊衛視以旅遊內容為主，開辦了第一家專業化的衛星頻道；貴州衛視打造「西部黃金衛星頻道」 ，東方衛視搶佔了在長江三角洲的強勢地位，開拓了區域化的發展方向。The author believes that government should establish regional economic development strategy from the angle of the whole country and build the regional economic relationship with internal and external circle. the establishment of regional strategy should be guided by the view of market. the government should forcefully propel the establish of central and western regions " factors markets, nature the central region of economic development, enhance the reform strength in central and western regions, deepen the open to the outside, build the growth foundations recycling around the hi gh technology, develop the rural and town enterprises, propel the economic connection and cooperation between the central and western region, and prompt the fundamental transform of the economic system and the way of economic growth in the central and western region
作者認為，應從全國角度科學地制定分區域的經濟發展戰略，合情合理地確定一個區域的發展方向，建立內循環與外循環相結合的區域經濟關系，區域戰略的制定始終貫徹市場的觀念，政府要積極推動中西部要素市場的建立，有計劃、有重點地培育經濟發展核心區，加大中西部地區改革力度，擴大對外開放，積極建設以高新技術產業為核心的增長極軸，大力發展中西部地區的鄉鎮企業，多種手段促進東中西部地區橫向經濟聯合與合作，切實推進中西部地區經濟體制和經濟增長方式兩個根本性轉變。In the paper, based on the method of low pair replacing with high pair, the problem of cam design was transferred to that of linkage design. by means of rotary unit vectors, the equations of displacement, velocity and acceleration of the replacement mechanisms were developed. and then, the virtual linkage ' s length and direction were deduced
論文基於高副低代原理，將平面凸輪機構設計與再現函數的平面連桿機構設計統一為同一種方法，運用圓向量函數建立代換機構的位移、速度、加速度矢量方程式，求取虛擬連桿桿長和方向，由此展開凸輪理論廓線、實際廓線、曲率半徑和壓力角的求解，並得出用圓形刀具加工凸輪時刀具中心的軌跡方程。In the present research, therefore, identification of the shape of permeable sands seems very important. in a word, it ' s of great significance in the theory and in practice to find out the location, shape and extending direction of lacustrine delta and characteristics of different microfacies in the upper triassic yanchang formation
因而，在當前各項研究中，弄清良好的滲透性砂體的形態及其展布就顯得十分重要，即精確確定上三疊統延長組的湖泊三角洲砂體形態、展布方向及其沉積微相特徵，進一步了解砂體的物性特徵，對指導鄂爾多斯盆地中生界油氣的開發具有重要的理論和實踐意義。And through the analysis of group differences reflected, on the social network, by the work force in different groups with different professional role in the present rural area, this research gives the prophecy of the evolving tendency of the social supporting network of the work force in the rural area in china. the thesis is divided into four parts : the first part expatiates the focus of attention, purpose, significance, innovation, feasibility, research idea and research methodology of the paper. the second part, through the five aspects of the scale of the social supporting network, relation constitution, compactness degree, convergence and diversity, describes and analyses the general character of the social supporting network of the work force of the rural area, and roots out that the social supporting network of work force in rural area in china is in the process of slow and gradual transform
全文共分四大部分：第一部分，闡述本研究的出發點、目的、意義、創新性、可行性、研究思路以及研究方法；第二部分，從社會支持網的規模、關系構成、緊密程度、趨同性、異質性等五個方面，描述和分析了農村勞動人口社會支持網的一般特徵，發現當前我國農村勞動人口社會支持網，正處于較緩慢的漸進的變革過程中，傳統農民的社會支持網已經開始呈現出一定的多樣性和豐富性的特點；第三部分，通過控制職業角色分化因素，對不同職業角色群體勞動人口的社會支持網進行差異性分析，發現較之農業勞動者群體而言，工商業勞動者群體的社會支持網更為復雜與多樣，其社會效用也更大；第四部分，在概括本文研究結論的基礎上，預測農村勞動人口社會支持網的發展趨勢，明確現代社會網的創新方向。Engineering drawing has always been labeled as a practical subject. a combination of geometrical, building. mechanical and electrical drawing, it relates between theory and the picture of reality. engineering drawing will provide an accurate and complete ptcture for every object tn terms of shapes and sizes. usually, it is taught using the face - to - face teaching mode even in an odl environment. due to its nature, some students may find difficulty in imagining and interpreting the drawings. however, the availability of sophisticated technology provides the opportunity for the learning of engineering drawing to be enhanced via online. a web - based system for teaching and learning engineering drawing was developed based on a constructivism model. the web - based system is tailored for several topics of engineering drawing such as orthographic projection, sectional view, isometric and oblique drawing at the secondary level. the learning strategy consists of multiple phases beginning with introduction, concept learning, engineering drawing method, application and exercises. during introduction, students will be exposed to an overview of the topic followed by learning of specific concepts. the system provides a learning environment that allows engineering students to view objects from different angles, such as third angle projection and first angle projection as well as views of plans, side and front elevations. after learning about the concepts, students wilt be guided through the various steps in drawing methods for each topic via animations and simulations. learners are able to view any section repeatedly. examples of real application of engineering drawings were also given using graphic, animations and video. to evaluate students understanding, exercises were given at the end of each session
工程制圖一直被認為是一門實踐性學科，其整合了幾何學、建築、力學、電子制圖等，從而將理論與現實圖像聯系起來，工程制圖能為每個不同形狀、尺寸的物體提供精確的、完整的圖像.通常，即使在開放與遠程教育環境中，工程制圖的教學也是通過面對面的教學模式來進行的.由於其特殊性，一些學習者可能難以想象並解釋這些圖像.然而，尖端的技術使得可以通過在線的方式加強工程制圖的學習.研究者基於建構主義模式開發了一個面向工程制圖教學和學習的網路系統.該系統適用於幾種工程制圖，例如展開圖、刻面圖、等角圖和斜角圖.學習過程包括導論、概念學習、工程制圖方法，以及應用與練習等階段.在導論階段，系統為學習者提供了專題簡介，然後是概念學習階段.系統所提供的學習環境允許工程專業的學生從三維透視、一維透視、平面圖、側立面、正立面等不同角度來觀察物體.經過概念學習階段后，系統將引導學生通過動畫和模擬學習每個專題中制圖方法的不同步驟，學習者也能重復觀察任何剖面.另外，還通過圖像、動畫和視頻等方式展示真實的工程制圖應用案例.最後，為了評價學生的理解能力，在每部分內容後面都附有相關的練習This paper is based on the cosco vessel investment decision support system project. firstly, according to the shipping enterprise ' s situation and character, a program suitable to the shipping enterprise is given, which is used to help decision - maker analyze the economical effect of the investment and choose correct investment project. secondly, the author extends the use of the evaluation method of single ship investment, simplifys the calculation of revenue and cost, set up the multi - objective synthesis evaluation model of ship investment to evaluate ship investment considering the fleet as a whole, then to make decisions on vessel type jtonnage, number, financing pattern ; finally, the author analyzes the system, and designs the system, mainly including the design of operation database, design of decision support database, the design of models database, system interface, the style of the system, and analyzes the techni cal problems about the system, some functions has been put into use
以輔助或支持企業的決策者分析投資的經濟效果，選擇投資方向及決策方案，使決策的結果更能滿足航運企業發展的實際需要，作出科學的決策；其次，本文將單船投資決策的技術經濟評價方法進行推廣，在計算npv指標中涉及到的復雜的成本與收入計算問題進行簡化，並利用運籌學的知識，建立船舶投資決策模型，從船隊整體角度對船舶投資進行綜合評價，以達到對船隊中投入船舶種類、船舶噸位、數量與融資方式選擇的多維決策；最後，本文對船舶投資決策支持系統進行了詳細的系統分析，作出整體框架設計，主要包括操作數據庫設計、 dss數據庫設計、模型庫設計和系統介面、系統風格設計，並對系統開發中涉及到的技術問題予以分析，並實現了部分功能。However, some outlying areas and newly developed areas, such as tap mun, hei ling chau, the former junk bay, tai po, chung hom kok, tsing lung tau and shap pat heung also obtained tap water supplies. the industrial districts and residential areas continued to grow on the kowloon peninsula and in the new territories. these newly developed industrial districts of the 1960 s included, kwai chung, san po kong, sau mau ping, tse wan shan, wan tau hom, yau tong and choi hung
1960年代的供水網路，繼承著1950年代的發展方向，仍以九龍半島工業區及人口密集的區域為主，但一些偏遠的地方，如塔門、喜靈洲、調景嶺、大埔、舂坎角、青龍頭、十八鄉等一些新開發區域，亦獲得自來水的供應，而新的工業區及住宅區不斷在九龍半島及新界區增加，葵涌、新蒲崗、秀茂坪、慈雲山、橫頭? 、油塘、彩虹等都是六十年代興起的工業區，可見工業發展仍是1960年代香港的經濟命脈。The recent research status on tungsten heavy alloys was reviewed. the methods to improve the properties of tungsten alloys, including the changes of tungsten particle size, component, content of matrix and the improvements of sintering technics, were also discussed in details. at the same time, some advanced overseas penetrators were introduced and research directions of tungsten alloy materials were pointed out in this paper
主要介紹高密度鎢合金穿甲彈材料侵徹性能的國內外研究發展狀況，從改變合金中鎢顆粒性質、粘結相組成與含量，以及結合工藝改善的角度，總結目前國內外改善高密度鎢合金侵徹性能的主要途徑，並對當前國外先進鎢合金穿甲彈產品的材料成分、制備工藝及侵徹效果進行了簡要介紹和分析;同時針對國外穿甲彈的研究概況和發展趨勢，提出我國今後研究和開發新型高侵徹性能鎢合金穿甲彈的主要研究方向。On the assumption of ignoring the distortion of thickness, this paper determines the rough shape by the geometric modeling method of equal area developing using mixed mesh cell of triangle and quadrangle for the first time, presents the equal area developing arithmetic of quadrangle - triangle. on the virtual geometric symmetry axis, we puts forward the method of determining the developed coordinate of the point on the base band in the development of using regular quadrangle cell, determines the developed shape of internal structure in plane utilizing point - to - point mapping theory. furthermore, we realize the approximate developing of undeveloped - irregular boundary surface using a few triangle cells
本文結合型號研製中小曲率機翼整體壁板類零件坯料展開課題，基於板料厚向變形忽略不計的先驗假設，首創混合四邊形-三角形網格等面積展開的幾何模擬法確定壁板類零件毛坯外形，給出了混合四邊形-三角形網格等面積展開演算法；提出了虛擬分割線的概念，採用虛擬幾何對稱軸，給出了規整四邊形單元展開基帶上結點的計算方法；採用映射原理和求交演算法確定了壁板內部結構信息的展開定位。The innovations of this thesis are as the follows : 1 ) it is analyzed that the lower - order jacobi - anger expansion model for an incoherently distributed source has better accuracy performance than some other approximate source models such as space frequency model, two - point source model, and low - rank approximate model. using the parametric decoupling property of the ja - based model, a novel angular parameter estimator is proposed, which is very robust in case of large angular spreading
本文從這三個方面開展了空間分佈源波達方向估計研究，創新點包括： 1 ）分析了低階jacobi - anger級數展開近似模型的誤差性能；利用該近似模型的參數解耦特性，提出了一種新的波達方向估計器，在大角度擴展條件下，該估計器表現非常穩健。分享友人