曲線中點 的英文怎麼說

中文拼音 [qūxiànzhōngdiǎn]
曲線中點 英文
mid point of curve
  • 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...
  • 點 : Ⅰ名詞1 （液體的小滴） drop （of liquid） 2 （細小的痕跡） spot; dot; speck 3 （漢字的筆畫「、」）...
  • 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. Such classes are separated by "natural breaks" in the frequency distribution or the analogous cumulative curve.

    這樣的級可由頻率分佈或類似的累積曲線中的自然斷點劃分開來。
  3. 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

    本章分析了船尾處特顯點的時頻分佈曲線，並選擇了時頻曲線中頻率近似不變的時間段得到艦船圖像，其成像質量有了較大的提高。
  4. In fig. 18-5, however, another break in the curve takes place at point k.

    然而，在圖18-5中，曲線在點K處有一斷折。
  5. Yet the outstanding shortcoming of open - tube ga diffusion is the apparent negative resistance effect in the ic - vce characteristic curve, which is not what we hope

    盡管如此開管擴鎵的突出缺點是在特性曲線中的負阻效應較為明顯，負阻現象的存在是我們不希望的。
  6. In fig. 18 - 5, however, another break in the curve takes place at point k

    然而，在圖18 - 5中，曲線在點k處有一斷折。
  7. Another algorithm is based on pixels : sample many points along the curve, round them to the nearest integer and set each pixel the computed point falls in. although this algorithm uses integer arithmetic, it provides the smooth curve possible at the expense of computation time as many points have to be computed to ensure that no gaps are created along the curve. furthermore these two algorithms we mentioned above is appropriate for low degree parametric curves, for high degree parametric curves, we usually approach them by using low degree rational parametric curves, the generating curve ' s fairness property is not very good

    我們知道當節點矢量的兩端節點均為k重節點且無內節點時， b樣條基函數退化為bemstein多項式，因此該生成演算法還可推廣到b能ier曲線中，具有廣泛的應用價值、同樣地，在cad和cagd中，有理b樣條曲線，特別是非均勻有理b樣條曲線（ nurbs ）已經成為曲線曲面設計中最廣為流行的技術，然而對這些曲線目前也尚無很好的曲線生成演算法，因此有理b樣條曲線的生成演算法無疑有著更重要的意義
  8. As stated above, the sole purpose of using the rss profile is to eliminate or reduce a large t

    如上所述同， rss曲線中浸潤區的唯一目點是消除可減小溫差。
  9. But their difference is that kuznets simulated relative income inequality, and robinson simulated absolute income inequality

    模擬實驗結果顯示，中國的收入不平等水平即將接近倒u曲線拐點。
  10. In the second chapter some problems for degree reduction of bezier curves and surfaces are studied. in this chapter, degree reduction of bezier curves with points constraints is proposed and the new approach of constrained optimization is brought in light. the stepwise method for degree reduction of rectangular bezier surfaces is further discussed

    第二章研究b zier曲線曲面的降階逼近問題，在這一章中，提出了b zier曲線的點約束降階逼近新問題，並給出了約束優化方法；討論了張量積b zier曲面的逐步降階逼近新方法，此方法的優點是直接利用b zier曲線的降階逼近方法解決張量積b zier曲面的降階逼近問題。
  11. Next, in the interior of the patches, surface fitting points and cross boundary derivatives are estimated from the reference curves by constructing virtual iso - parametric curves

    其次，在曲面片內部，曲面擬合點和邊界方向導數可以從參考曲線中通過構建虛擬等參線的方法得到。
  12. It is firstly suppose that each node may correspondingly match curve ' s original point. secondly, the curve to match is divide into some sections. the absolute errors between two matching curves are compare in every section

    文中首先假設曲線中的每個節點都可能是待匹配曲線的起點，然後根據等長度分段，比較兩匹配曲線之間的誤差絕對值，由此判斷曲線是否相似。
  13. Engineering drawing system can draw two dimension curve graphs, main detail drawing and assembly drawing. the curve of internal trajectory and dynamic simulation of particle external trajectory. the detail drawing includes the graph of chamber, grain design, connection body, nozzle, some standard part

    工程繪圖可以繪制二維曲線圖和零部件圖，其中二維曲線包括有內彈道壓（推）力?時間曲線、質點外彈道動態模擬曲線；零部件圖包括有標準螺栓與螺紋孔、燃燒室結構圖、裝藥設計截面圖、連接底結構圖、噴管結構圖及火箭發動機總體裝配圖。
  14. In this process, steps to calculate section points and curves of the blade are given

    在實體建模過程中，給出了葉片截面曲線和點的計算方法。
  15. This paper sums up some new points about the scanning circuit, like the compensating state and jumping in the cluster of non - linearity coefficient

    摘要本文綜述了補償狀態和非線系數曲線中的跳變等有關掃描電路的新論要點。
  16. The comparability of history beam current curves was analyzed first, then a method to forecast the beam current was put forward based on time sequence comparability study, and used in hefei light source operational data analysis

    在詳細分析束流流強曲線特點和束流流強曲線與歷史曲線的相似性基礎上，提出了1種基於數據挖掘中時間序列相似性研究的束流流強預測方法，並將其運用到合肥光源運行數據分析中。
  17. The starting point of a figure is the first point in the sequence of connected lines and curves

    圖形的起始點是相互連接的一系列直線和曲線中的第一點。
  18. The coating mass results found by gd - oes ( integrating from the coating surface to the cross point of sn and fe curve ) were consistent with those obtained by chemistry

    輝光光譜法與化學法測定樣品鍍錫量結果對比發現，化學法所得結果與本方法中積分到錫鐵曲線交點處的結果一致。
  19. The author also studied ugii, interface statements and internal functions, after a development by using visual c + + 、 ug / open api, inherit functions of ugii, the functions of curve smooth, surface smooth and surfaces combination. after the tests in motorcycle reverse engineering, 1 ) the bad points can be deleted by using curve smoothing function, so the curve become more smooth

    二次開發的功能在某摩托車型的反求過程中的應用，取得了良好的效果： 1 ）曲線中的壞點可以通過調用曲線光順的模塊而得到修改，曲線的光順性大大改觀。
  20. The expressions of distributed bars of several normal cases in the practical engineering are presented based on the equalization of the slope of prestressed bars at the end of each curve at inflection point

    以預應力筋在反彎點處每段曲線端點的斜率相等為基礎，提出了實際工程中常用的幾種情況的布筋表達式。
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