曲線段 的英文怎麼說

中文拼音 [qūxiànduàn]
曲線段 英文
curve segment
  • 曲 : 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...
  • 線 : 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...
  • 段 : 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。
  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分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，在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上，利用分形分維方法和技術，通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ （ fa ）與m指數的理論推導，根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜，則其分維值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曲線網格覆蓋法，編程計算了裂縫性儲層段常規測井曲線（如聲波和電阻率曲線）上分形分維值及其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，效果十分理想： 1將計算得到的可變的m指數與聲波和電阻率分維之積df _ acrt進行交繪，採用儲層分維值分類技術統計分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. They not only inherit the advantages of bezier curves and b - spline curves, also can be used to represent straight lines precisely and some remarkable transcendental curves precisely, such as circular arc, ellipse, cardioids and twisted pair line etc. especially, the uniform t - b - spline curve of three degrees is smoother than b - spline curve and c - b - spline curve of the same order

    此外由於它們還具有三角函數的優點，故既可以精確表示直線段、二次多項式曲線段又可以精確表示圓弧、橢圓弧等二次曲線以及心臟線、雙紐線等超越曲線。特別地， 3次均勻t - b樣條曲線曲面比同階均勻b樣條（ c - b樣條）曲線曲面具有更高的光滑度。
  4. Ent rance curve

    進口曲線段
  5. Specifies how to join consecutive line or curve segments in a figure subpath contained in a

    指定如何在圖形（子路徑）中聯接連續的直線或曲線段，該圖形（子路徑）包含在
  6. A line segment that joins two points on a curve

    弦將兩點用曲線連接起來的曲線段
  7. In the third chapter, we present a class of c2 - continuous spline curves of degree 4 with some shape parameter. the segmented curves are all shape preserving to given polygon

    第三章提出一類c ~ -連續的帶有形狀參數的四次樣條曲線，曲線上的所有曲線段的控制頂點由給定多邊形的頂點直接計算產生。
  8. In the paper the initial iocation and dimension of step are studied from which we get the conclusion tha the energy dissipation is highcr if the initial location is at the curve section of l / 2 height of the spillway top and the dimension gap of neighbor step is bigger, the energy dissipation is higher

    通過對階梯溢流壩的過渡階梯的起始位置和具體尺寸的試驗研究。得出過渡階梯的最佳起始位置約在壩頂曲線段1 2高度處且相鄰階梯的尺寸相差較大時，所得的消能率較高。
  9. This thesis is not only discussing and analyzing mathematically the working principle of y type reflection fiber optic detector, but also deducing the fundamental calculating formula of reflection light intensity, and drawing the displacement - responding sensitivity curve. this thesis also points out the three characteristics curves corresponding to the detections in tiny displacement, biggish displacement, and superficial roughness. these are very creative and completely valuable in practicality

    按題目要求，論文對y型反射式光纖探頭的工作原理進行了初步探討和數學分析，推導出反射光的基本計算公式，繪出了位移- -響應靈敏度曲線，並指出y型反射式光纖探頭進行微小位移、較大位移、表面粗糙度測試時對應的三個特徵曲線段，具有創新之處和實用價值。
  10. In the end of the paper, we give a conclusion and tell the possible range of the curve matching methods

    提出了用於判斷曲線段匹配的的判別方法，並對所給的方法做了嚴密的數學證明。
  11. Simulation result shows our approach can highly improve the connectivity and the accuracy of the image boundaries quickly and easily. ideally, the methods discussed in the previous section should yield pixels lying only on edges. edge connection is an important post - process technique of image edge extraction and image segmentation

    完成邊緣點的檢測后，為了得到能夠表現物體基元的邊緣鏈，我們需要進行邊緣連接的工作? ?將邊緣點連接成有意義的直線或曲線段，得到物體外部的閉合輪廓，進行圖像分割。
  12. A figure has a direction that describes how line and curve segments are traced between the starting point and the ending point

    圖形具有方向，方向描述在起始點和終結點之間繪制直線段和曲線段的方式。
  13. If there is a previous line or curve segment in the figure, a line is added to connect the endpoint of the previous segment to the starting point of the cubic curve

    如果圖形中已有一段直線段或曲線段，則添加一段直線連接已有線段的終結點和立方曲線的起始點。
  14. On curved sections and cornered sections and on sections close to stations, the impact of noise on the neighborhood is much lower

    另捷運曲線段、轉彎段及車站附近因車速較低，所產生之音量對周遭環境之影響較小。
  15. In addition, we often encounter a general problem - it is very difficult to describe a complex shape with a single bezier curve precise. method of bezier definites shape of curve, which is global project. if you locally modify curve, it is necessary to affact the global. it is that method of bezier has character of global control, but it has not charater of local control. by way of arbitrary partition. arbitrary degree elevation, that may increases control point. increases potential active character of controling curve. therefore, the thesis discusses mainly the problem of local free - form deformation, which may make bezier curve deform continuely and gain wanted figures. however, no matter what free - form deformation based on extension factor for parametric curve or arbitrary partition will reduce smoothness of parametric curve

    另外，我們經常會遇到一個普遍問題，就是難以用單一的貝齊爾曲線段描述復雜的形狀。貝齊爾方法對形狀的定義是整體方案，欲對其作局部修改，必然會影響到整體，即貝齊爾方法是有整體控制性質，但卻缺乏局部控制性質。通過任意分割和任意升階得出所要變形的一段，以及增加控制點，增加對曲線進行控制的潛在靈活性。
  16. Real - time calculation method of 3d surveying data for large highway bridge curve and its application

    大型公路橋梁曲線段三維測設數據實時解算方法及應用
  17. Finally, the simulation of the dynamic suspending stability on the linear guideway is carried out. the dynamic response of the chassis system running on the transition curve based on the iron and concrete material guideway curve are separately and comparatively studied

    最後利用模擬方法研究了直線段單轉向架懸浮控制系統的懸浮穩定性，以及轉向架系統在鋼軌和砼軌兩種緩和曲線段運行的動態響應情況。
  18. Consists of a series of line and curve segments

    由一系列行和曲線段組成。
  19. If the last point does not match the first point, an additional curve segment is added from the last point to the first point to close it

    如果最後一個點不匹配第一個點，則在最後一個點和第一個點之間添加一條附加曲線段以使其閉合。
  20. If the last point does not match the first point, an additional curve segment is added from the last point to the first point to close the figure

    如果最後一個點不匹配第一個點，則在最後一個點和第一個點之間添加一條附加曲線段以使該圖閉合。
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