曲線分段 的英文怎麼說

中文拼音 [xiànfēnduàn]
曲線分段 英文
curve segmentation
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ量詞(部分) section; segment; part; paragraph; passage Ⅱ名詞(姓氏) a surname
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. 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,中國城市旅遊可為古代、近代、現代和后現代四個階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、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 」,表現為低開?高走?平穩發展。
  2. For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field

    因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合析當前國內外儲層裂縫的維研究成果的基礎上,利用維方法和技術,通過對archie測井解釋模型中的m指數、 n指數的維特性的深入淺出的論述以及裂縫性儲層測井維d _ ( fa )與m指數的理論推導,根據裂縫性儲層測井形態維值的地球物理意義? ?變化越復雜,則其維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高等特徵,提出了改進的基於盒維數的測井網格覆蓋法,編程計算了裂縫性儲層常規測井(如聲波和電阻率)上維值及其m指數值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十理想: 1將計算得到的可變的m指數與聲波和電阻率維之積df _ acrt進行交繪,採用儲層維值類技術統計析這些參數變化的規律,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。
  3. 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的數據質量、波組合進行了評價,提出了適用於荒漠化監測的基本波選擇集;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類得到解決;研究還表明在植被「紅邊」范圍內的波是進行荒漠化監測的主要特徵波,這些波與植被生物量和蓋度都有密切的關系,是開展精細植被類研究和植被定量反演的重要基礎;像元的導數光譜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,並析了模型的適用性。
  4. Third, it is this " moment " of the segment of space - time which based on the the philosophy of the nature and describing the mechanical movement that symbolize the transform from the view of integralization in classical atomism of mathematics to the view of integralization of modern real number

    另外,正是基於新的自然哲學的、作為描述機械運動的時空片的「瞬」標志著古典數學原子論的積觀向現代的割實數連續統的積觀的轉化,而現代數學的微概念更是直接源於描述機械運動的速度和與運動軌跡密切相關的的切問題。
  5. Under the guidance of theories of sedimentology, petroleum geology and sequence stratigraphy, and through the comprehensive analysis of outcropsrock, cores, well logs and testing outcomes of rock gas, this paper studies the depositional systems of neopaleozoic and the character of aeration zone in tabamiao area of ordos basin. the result indicates that the object layers are divided into two depositional systems, the barrier seacoast depositional systems are recognized on upper carboniferous taiyuan phase with tidal flat, lagoon and barrier bar sedimentary deposit

    本文根據沉積學、石油地質學和層序地層學理論,綜合利用地表露頭、鉆井巖芯、測井資料和試氣成果資料,對鄂爾多斯盆地塔巴廟區塊晚古生代沉積體系及含氣層特徵進行了研究。結果表明,研究區內目的層可以劃為2個沉積體系: ( 1 )上石炭統太原期為有障壁海岸沉積體系,發育潮坪?瀉湖?障壁砂壩沉積。
  6. Method of deal with data error by subsection curve fitting and discrete degree

    擬合與離散度加權的數據誤差處理方法
  7. The time - frequency curve of stern scatterer is analyzed. furthermore, high quality images are obtained by identifying the regions which are uniform in frequency. chapter 4 exposits the method of optimal time selection for ship isar imaging in detail

    本章析了船尾處特顯點的時頻,並選擇了時頻中頻率近似不變的時間得到艦船圖像,其成像質量有了較大的提高。
  8. The program includes the infrasonic signal data acquisition of three channels, 3 - d dynamic spectrum analysis, correlation analysis of 3 channel infrasonic signals, the calculation of wave direction, the wave speed, the spectrum analysis at any length and a real - time infrasonic gravity wave pressure - time ( p - t ) curve

    本程序支持3路次聲波傳感器信號的數據採集、動態譜析及次聲信號的相關析、能計算波源的方位角、波速以及任意時間的譜析,並實時給出次聲重力波的壓力?時間(即p ? t) 。
  9. Analysis of archimedean spiral antenna using moment method with curved segmentations

    曲線分段的矩量法析阿基米德平面螺旋天
  10. 6. the sectional cross - sectional discrete yield - sruface model is used to spandrel deep beams, the effect of the shear deformation to shear force on ( he m ~ terial nonlinearity is considered, ( he bond slip in anchorage zones is regarded as the houndaty nonlinearity of a member. except the geometric nonhineaicty. consideration of double nonlinearities about materials an

    6 、將截面離散的屈服面模型法應用於裙梁,考慮剪力剪切變形對材料非性的影響,將錨固區鋼筋的粘結滑移看成構件的邊界非性,不考慮幾何非件,建立了裙梁考慮村料、邊界雙重非性的空間滯回析模型。
  11. S. consideration of interaction on the nonlinearity about the material, the geometry, and the boundary of the columns subject to axial force. biaxial hending, and torsion, an analytical model of hysteretic curve of columns is presented, based on the sectional cross - sectional discrete yieldsurface inodel, the bond slip in anchorage zones regarded as the boundary nonlinearity of a memher. and the iterative procedure of displacement of inner nodes on the basis of the hamonization of displacement

    5 、根據構件截面離散的屈服面模型法,把錨固區粘結滑移看成構件的邊界非,以及基於位移協調的內結點位移迭代法,建立了能考慮構件壓(拉) 、雙彎、扭的材料、邊界、幾何非性相互影響的柱空間滯回析模型。
  12. Abstract : the reasonable curved line parameters of large slope angle and vertical suspended belt conveyor are infered with analysis and maths formule

    文摘:經析與數學公式的推導,找出了輸送機正確合理的參數。
  13. Compared with the static model in errors, dynamic degrees and response curves, dynamic model is better. when voltage is above 0. 6 pu, the karlsson - hill model is suitable. when below, with air conditioner stalled, a new subsection model is established

    析比較靜態模型和動態模型,通過辨識的誤差、動態程度d以及響應析,發現採用動態模型更為合適; u 0 . 6u _ n時採用karlsson - hill模型; u 0 . 6u _ n時空調停機,構造一的模型,結果表明該負荷模型可以很好的擬合空調的動態響應。
  14. In shape analysis, we get feature units of shape, that is, arc segments and straight - line segments through segmentation and identification of digital curves and the following combination of the same features, and present a new method of object expression and recognition based on straight - line segments

    在形狀析中,通過割、識別以及相同特徵的合併來提取形狀特徵基元,即弧和直,提出一種基於直的目標描述和識別方法。
  15. The second chapter tries to find a way on how to find and establish core competence in a container shipping company. economics methods are adopted here, such as the theory of industrial organization, market structure, demand curve, experience curve and surplus value. cases are introduced to explain the practice of core competence theory, such as mediterranean shipping, hapag - lloyd and maersk shipping company

    本章在運用產業組織理論析航運業的產業發展階和市場結構的基礎上,通過需求、經驗析來論述航運企業追求剩餘價值的競爭的本質,並徵引了地中海航運、哈勞集裝箱運輸公司和馬士基航運的實例,闡述了核心競爭力理論在航運業的具體應用。
  16. The principle of the predigestion in geometry modeling is omitting the function part and the non - load - carrying process structure, and to the big and transition arc, the curve is replaced by straight line using the thought of curve and free - surface segmentation. the physical characteristic of the digital model reflect on remaining the main mechanical characteristic of the objects. the shell element model is used in strength analysis, stiffness analysis and dynamic analysis

    文中幾何建模的簡化原則是,略去功能件和非承載的工藝結構,對于大圓弧和過渡圓弧,以塊和曲線分段的思想進行適當的以直代;數模的物理特性反映在最大限度地保留對象的主要力學特性;在強度、剛度和動態析中採用殼元模型,輕量化設計中採用梁元模型;材料特性根據所用材料定義其主要性能參數。
  17. The innovative ideas in this paper is to replace the linear fixed - gain pid controller for a nonlinear pid controller. based on the step response curves of conventional control system, we analyze the ideal variety of three gains in different times and construct the simulated curves of proportional, intergral and derivative gain. the controllers has considered all sorts of imperceptible factors affecting the servo performances in a lpmsm servo system, which include the parametric uncertainties brought by the changes of the mobile mass, the dynamitic performance of the system and the size of input. to solve the problem of so many unknown parameters, we use transmit arithmetic to find the parameters which are fit for the system. to keep the robust and stable performance

    本文的創新之處在於,將傳統的固定增益的pid控制器用非性pid控制器來代替,並在此基礎上,就一般控制系統的階躍響應析了在不同響應時間階pid的三個增益調節參數的理想變化情況,並根據這些理想變化,別給出了比例、積、微增益參數的一種連續的非性擬和函數。在析雙位置環時,仔細考慮了能使系統性能變壞的各種因素,如系統的動態性能及控制出入能量的大小等等。
  18. By using multiple knot insertion techniques, cusps and straight - line segments allow to arise in the nuat b - spline interpolating curve, and its slackness and smoothness can be controlled by the change of the parameter

    2 .通過重節點插入技術構造了帶有尖點或直的混合插值析了混合因子對插值鬆弛性的調節作用
  19. Analysis of abnormal wear of steel rail in curved section of railway

    鐵路鋼軌不正常磨耗的
  20. This thesis analyses the swing of grab and list movement equation and give one method about anti - swing of grab and compute. there are four phases during working time, they are grab out of cabin, anti - swing, stably running and brake

    在進行析和計算過程中,以擺動運動析和系統優化計算為主,對橋式抓鬥卸船機抓鬥的擺動進行運動析,建立數學模型;小車的運行速度為四個階
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