經線平面 的英文怎麼說
中文拼音 [jīngxiànpíngmiàn]
經線平面
英文
meridian-
And it can be divided into four phases of urban tourism of china, in which there are different characteristics. ( 2 ) the evolutive rules of urban tourism of china are as follows : 1 ) the exoteric extent of tourism notion is more and more swell ; 2 ) the form of urban tourism renovate with the development of cities ; 3 ) the layout of urban tourism inner and outer is from close and complanate to exoteric and tridimensional ; 4 ) the sustaining system of urban tourism is from absent to as clear as a bell, and will reach a rational and advanced extent. 5 ) the social delamination of urban tourism is form stern to syncretic ; 6 ) the evolvement tendency of urban tourism should be generalized as a curve of accumbent " s ", which present a course makes up of low - grade development, high - speed development and balanced development
主要觀點歸納如下: ( 1 )城市旅遊是基於城市的發展而發展的,中國城市旅遊可分為古代、近代、現代和后現代四個階段,分別對應於前工業文明時期的城市旅遊、工業文明萌芽時期的城市旅遊、全面建設工業文明和后工業文明因素初露端倪時期的城市旅遊,以及邁向信息時代的城市旅遊,其間體現出不同的城市旅遊發展特徵; ( 2 )經歷不同發展的時期,中國城市旅遊表現出如下的演進規律: 1 )城市旅遊觀念開放程度逐漸增強,對城市旅遊的容納度日趨加大,對城市旅遊地位的認識從忽視到關注再成為生活的必要因素; 2 )旅遊形式從單一走向多元,新的旅遊形式隨城市發展層出不窮; 3 )城市旅遊的內外部空間聯系從封閉平面走向開放立體,達到網路化、連綿化、分區化、立體化布局; 4 )城市旅遊支持系統從缺失走向健全,達到理性高端; 5 )城市旅遊社會分層從森嚴走向融合,經歷了「小眾旅遊」 、 「大眾旅遊」 ,最終發展到「全民旅遊」 ; 6 )城市旅遊產業演變態勢可以概括為一條橫臥的「 s 」曲線,表現為低開?高走?平穩發展。Using the extracted contours, the custom - made artifical cartilage of femoral condvle is cad in surfacer, the artifical cartilage design uses the femoral condylar 3d contour of patient as the outer face and the subchondral bone 3d contour of allograft bone as inner face, a dado for intramedullary nail and two for special designing cages which are use to fix the cartilage into the allograft are added on the inner face
在課題組開發的自主軟體上對下載圖象經邊界識別,獲得平面線圖。將其輸入hr趾巴9刀軟體,獲得股骨三維輪廓線圖。對輪廓圖進行人機對話操作,將關節感興趣的軟骨輪廓提取出來,並進行cad設計,在關節內面添加cage和髓內針接合部。This thesis primarily makes below the work of a few aspects : ( 1 ) the method to append the section line in the geological section plane and the geological plane graph intersected each other ; ( 2 ) the principle and method that automatic determinate of orebody on transverse section with the neural network theory was presented, and draw the slippery boundary of ore ; ( 3 ) the method that drawing the surveying well and lane way engineering in the geological and survey graph ; ( 4 ) the method to automatic calculation and statistics output ore reserves and grade ; ( 5 ) the method that automatic creating the geology cross section of the hole ; this thesis realizes automation for managing geological graph based on the substantive research work
本論文主要作了以下幾個方面的工作: ( 1 )提出了在相交平面圖和剖面圖中添加剖面剖切線的方法; ( 2 )提出了應用人工神經網路理論確定剖面中礦體界線的理論和方法以及礦巖界線圓滑的原理與方法; ( 3 )實現了礦山生產實測工程數據處理與地測圖件的有機結合; ( 4 )實現了礦塊地質品位和儲量的自動計算和統計輸出; ( 5 )提出了中深孔炮孔排面地質剖面圖自動剖切的原理和方法。本論文在大量研究工作基礎上,實現了地測圖件管理的計算機自動化。Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal
我的思路是:改造現有圖形結構,先建立能反映信噪比大小且含待定參數k的表達式,然後通過離散型h0pfi舊單層反饋神經網路,再結合前邊的混合濾波器構成一個非線性控制系統,寫出對應的網路函數,利用相平面法和李雅普諾大穩定性的判據,得到一個穩定的極限環,從而確定出參數卜的范圍,進而再對原來的小波軟閾值進行修正,用修正後的值作為小波閾值。Inferring from the corresponding map scale, the total area of the three ringed mountains are about 1000 square kilometers, the average area of each ringed mountain is similar to 327. 5 square kilometers, the total area of shenzhen special economic zone
根據有關地圖比例尺推算,三個環形山的總面積約1000平方公里,每個環形山平均佔地面積與深圳經濟特區(一線)總面積327 . 5平方公里較接近。In this paper, some characteristics of flow movement and sediment transport are analyzed by using the flume experiment data. the cross section of compound channel can be divided into four regions : the undisturbed region in main channel, the interactive region between channel and plain, the undisturbed region in flood plain and the boundary region. in the undisturbed regions, the distribution of longitudinal velocity along the depth has the feature of lograithmic. whereas, in the interactive region, the longitudinal velocity does not obey the logarithmic distribution law, but it can expressed as a revised logarithmic function by using a wake function. on the basis of the kinematic equation the velocity distribution of transverse velocity is obtained. in the boundary region, the longitudinal velocity obeys the law of parabolic distribution. furthermore, according to the simplified diffusion equation, the transverse distribution of sediment concentration in the interactive region is deduced. the analysis is in good agreement with the measured data
本文根據漫灘水流的運動特點,將漫灘水流的復式斷面分為主槽平衡區、灘槽交互區、灘地平衡區及邊壁區等4個區,並給出了各區寬度的經驗公式.根據灘槽交互區垂線流速分佈的變化特點,提出了附加尾流函數的對數流速分佈公式.在簡化水流運動方程和泥沙擴散方程的基礎上,對灘槽交互區內垂線平均流速及含沙量沿橫向分佈進行了理論分析,提出了反映灘槽水流動量交換強度的橫向渦量粘性系數及橫向擴散系數的表達式,得到了漫灘水流垂線平均流速及含沙量沿橫向分佈的解析解,並與實測資料吻合較好Creative points and all tasks having be finished are briefly shown below : according to the classical space meshing theory, we have strictly deduced a series of formulae such as the equation of contacting line of worm, the equation of the second limiting curve of worm gear, and the equation of working surface and non - working surface, etc. and we have deeply studied the algorism of the actual contacting lines of worm gear drive
本文的主要創新點和成果如下:基於經典共軛嚙合理論,對平面二包蝸桿副的運動關系進行了嚴密分析,獲得了蝸桿副齒面方程、蝸桿齒面一界曲線方程、蝸輪齒面二界曲線方程等一系列齒面分析所必須的數學公式,並深入研究了蝸桿副齒面接觸線的演算法,為蝸桿副的三維數字化造型打下了堅實的數學基礎。Numerical models are frequently used to simulate water flow in hydraulic engineering. shallow water equations are basic governing equations with assumption of the velocity distribution uniformly in vertical, so they have some limitations on the simulation of some plane flows, such as wind - induced flow, curve river flow and flow nearby the submerged dikes. for above - mentioned reasons, extended shallow water equations are developed by introduction of momentum coefficient, correction of convection and bed resistance in equations of motion
在水利工程中經常需要採用數學模型模擬水流的流態,淺水方程是進行平面流態模擬計算的基本控制方程,但因其忽略了流速垂線分佈的不均勻性,在模擬某些平面流態(如風生流動、河灣水流、潛壩等工程附近的流動)時存在一定的局限性。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。So far, mathematicians who study topology have obtained substantial achievements in important topological directions, such as generalized metric space, cardinal function, compactness, dimension theory, etc. but what is worth to paying attention to is that we often draw on one special type of topological space to think and solve problems, for example, the classical structures, sorgenfrey line k, michael line rq, niemytzki planetv, kxk, # q xp, etc. ; subtle and profound topological properties aredetailedly characterized by them
而值得注意的是,在一般拓撲學的研究歷史中,我們常常藉助一類特殊的空間來思考和解決問題,如我們熟悉的經典構造: sorgenfrey直線k 、 michael直線r _ q 、 niemytzki平面n 、 k k 、 r _ q p等等,漂亮地刻畫了細微而深奧的拓撲性質。Design the optimal climb trajectory of the attack uav in the vertical plane using nonlinear programming. the calculation result states that the final altitude predetermined can be climbed fast and there are beter the profit in performance according to the climbing trajectory optimized
應用非線性規劃方法對無人機在垂直平面內的最優上升軌跡進行優化設計,經優化后的爬升軌跡可以快速爬升到預定的終點高度,具有較好的性能效益。Seeing from the point of global management practices, the core competitiveness of insurance company includes the factors of management, technique, system etc. but we must consider about the special industry backgrounds, culture, tradition and their management practices, this article use the inside human resource management of ping ' an as case, combining with the restructure of literae spirit, theory of corporate culture, benchmarking theory, the special characters of insurance operation. finally, compared with some mature foreign practices of hrm such as career development plan, kpi performance evaluation, stimulation mechanism, importation of international professionals etc, this article gives out analyses. then it uses them as analysing frame, gives out ping ' an ' s workable measures
從全球企業管理發展實踐來看,保險業核心競爭力的形成包括管理、技術、制度環境等很多方面的因素,但基於保險公司特殊的行業背景以及一國所特有的文化和傳統及其各自的管理實踐,本文以平安保險公司內部的人力資源管理為研究對象,結合目前中國社會中的人文精神重構、企業文化理論、人力資源管理中的標桿瞄準理論、保險業特殊的經營特點,從理論到實踐,對比國外比較成熟的一些人力資源管理方法包括職業發展計劃、 kpi績效評估法、分配激勵機制管理、引入國際化人才等方法作為加強人力資源管理的主要方法,並以此為分析框架深入結合平安保險的實際情況得出結論,比如說建立平安企業文化、對管理人員的區分激勵、一線員工的后線平臺搭建等微觀執行指標分解,在文章的最後從宏觀上提出強化執行和建立學習型人力資源管理機制的方法。Abstract : the intensive disposition of various pipelines in an integral pipe trench is beneficial economically and technically, because this not only solves the problems in engineering conflict and interference of horizontal and vertical layouts of the pipelines, but also creates a favorable condition for the operation and maintenance of the pipeline
文摘:採用綜合管溝集中布管,不僅可以解決室外管網規劃設計中多種工程管線在平面及豎向空間位置上的互相沖突和干擾,使管線的空間排序更趨科學合理;同時為管線的運行、保養及維修提供了良好的條件,具有經濟上和使用上的合理性。After trials and modifications, through the construction assistant tools ( ward introduction flow chart, admission health education sheet, maps, and facilities instructions ) and propagations, the nurses could promote the environment introduction completion rate to 96 % ( 37 % increment )
經由問卷及訪談結果了解護理人員執行之困難及家屬之需求,建構輔助工具(住院須知衛教單張、平面圖、病室內各項設備使用說明單)及設計環境介紹之動線,藉由宣導、試行與再修正後全面推行,其結果顯示: (一) .入院環境介紹完整性達96 % ,較執行前提升37 % 。Indirect ray method contains the following steps : the receiving plane wave field intensities on an adapted closed surface encloseing the antenna is calculated and then the radiation field of the antenna on the same closed surface is obtained from the given antenna. after using lorentz reciprocal theorem, the far field patterns with and without radome are gotten
間接射線法的分析步驟為:從參考面出發的入射平面波(經天線罩)在閉合面sa (在天線罩內且包圍天線)上的接收場為et 、 ht ,天線在sa上的發射場為ea 、 ha ,由洛侖茲互易定理可求出天線的遠區場。So, it is important to make the system be adaptive, that is, the system can change the control parameter or control action according to the change of parameter or control index such that the system work at the best state. proper speaking, many systems in control engineering are nonlinear and linear system is only a special case of it
由於經典控制理論只適用於線性系統;而非線性系統的相平面法和描述函數法只能分析簡單的非線性系統;幾何理論則需要系統的精確的數學模型,這給非線性系統的研究帶來了很大的困難。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In the design of four - bar linkages driven by motor, the mass - distribution is used to counteract the fluctuation of system and improve the performance. at the same time, this paper applies an adaptive neuron pid controller for nonlinear time - variable system. it efficiently lessens the fluctuation, accompanying with mass - redistribution
在電機驅動的平面四桿機構設計中,首先對機構進行質量平衡,這不但減小了速度波動,而且也簡化了狀態方程;再針對系統的狀態方程非線性、時變特性選用單神經元自適應pid控制器的方法,有效的消除了系統的速度波動。Based on practical engineering experience, a suit of template for project scheduling system including the commonness of different engineerings has been customized. in addition, some special functions have been added to it. they are the updating of the completion of tasks, the relationship with the construction ration, data exchange between the scheduling system and the layout system of the drawings and the picturing of the earned curve, etc. besides, the project database has been designed in accordance with the theory and criterion for database design
本文根據現場工程經驗,總結不同工程中存在的共性,在project2000基礎上定製開發了電力安裝工程施工進度計劃模板,並且在該模板上增加了一些其特有的功能,包括:任務的更新,與施工定額相聯系,與施工平面布置圖中數據的交互以及利用贏得值原理繪制贏得值曲線等。Winfree proved that self - assembling tile systems in a plane are capable of doing universal computation, and when restricted to a line are exactly as powerful as discrete finite automa
Winfree已經證明平面上的片裝配系統能做通用的計算,而線性自裝配模型的計算能力相當于離散的有限自動機。分享友人