曲率比 的英文怎麼說

中文拼音 [qūlǜbǐ]
曲率比 英文
ratio of curvature
  • 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...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  1. The study of comparison of corneal diopter measured by corneal keratometer and corneal topographer

    角膜曲率計與角膜地形圖儀測量角膜屈光度的對比研究
  2. The sinuosity or sinuosity ratio of a stream is expressed as the ratio of the length along the center line of the stream to the length along the valley.

    一條河流的彎曲率或彎曲比，是以沿該河中心線與沿其河谷長度之比來表示的。
  3. Although it is possible to accept the commission ' s submission that the price fixed for the approval procedure of imported vehicles does not affect competition between the various makes of motor vehicles offered for sale in belgium, nevertheless by requiring, in respect of parallel imports of vehicles of one make a rate for the approval procedure which is considerably higher than that applied to vehicles of the same make which are produced or assembled in the country or imported through its own network of approved dealers, a sole authorised agent may distort competition at the level of the distributors, favour its own distribution network and slow down parallel imports from the other member - states

    對于委員會關于固定進口汽車的批準程序的價格不會影響提供于比利時境內銷售的不同汽車品牌之間的競爭的辯解，盡管接受它是可能的，但是如果要求一個品牌的汽車的平行進口的許可程序所收費率比在國內生產或裝配或者通過其自身的授權經銷商網路進口的同一品牌汽車的費率顯著為高的話，一個獨家代理人可能會扭曲在同一層次經銷商之間的競爭，因為它會偏愛自身的經銷網路而使從其他成員國的平行進口減少。
  4. Results show that the influence of mainstream reynolds numbers on heat transfer coefficience is little and the heat transfer coefficience raise with the increase of reynolds numbers. the influence of the position of holes on heat transfer coefficience is complex and correlate with the mainstream speed and the balde surface curvature. and the influence of blowing ratio on heat transfer coefficience is more great ( especially to stator ), and show a complex relation to mainstream reynolds number and the position of holes

    實驗結果表明，不同孔位出流的換熱由於孔排下游表面來流速度及葉片表面曲率的不同而有不同的規律，而主流雷諾數對葉片表面特別是壓力面和前緣區域的換熱系數比的影響較小，吹風比對換熱系數影響較大（特別是導葉） ，並且隨氣膜孔位置和來流雷諾數的變化而情況復雜。
  5. Established the system of coordinates of roll testing, getting the parameters of equation of tooth face by solving the non - linear equations set ; according to the differential geometry and meshing principle, deduce the curvature parameters of tooth face and tooth profile, and get the parameters of instantaneous contact ellipse. emulate the contact trace and contact area of the working tooth face, and drawing the instantaneous drive ratio error curve

    建立了克林貝格擺線齒錐齒輪嚙合分析的對滾模型，通過對非線性方程組的迭代求解，得到齒面方程的各個參數;由微分幾何和切齒嚙合原理推導了齒面上齒廓和齒線方向的曲率參數，得到了瞬時接觸橢圓的參數。根據設計參數和機床調整參數繪制了工作齒面的接觸軌跡和接觸區圖形，並求得了瞬時傳動比的誤差曲線。
  6. The optimal parameters for a cantilever piezolaminated beam are analytically obtained to ensure the free end displacement to remain zero

    與有限元結果比較表明：本文的理論模型能夠模擬壓電激勵的小曲率圓形曲梁的靜態響應。
  7. The following results are obtained : ( 1 ) the flow in rotating helical pipes are affected by dean number, curvature, torsion ( or germano number ), the ratio of the coriolis force to the centrifugal force f number ( or rossby number ) and the geometry of the cross section

    研究結果表明： （ 1 ）旋轉螺旋管道流動特性受dean數、曲率、撓率（或germano數） 、科氏力與離心力之比f數（或rossby數）以及截面的形狀五種因素的影響。
  8. Applying the basic theories of spatial data mining and geomorphology, taking the loess plateau of north shaanxi province, china as the research area, this dissertation explored the theories and systematic structures of geomorphologic data mining and acknowledge discovery from dems, ascertained the systematic structures of topographic factors and synthetic topographic acknowledge, as well as systemically summarized mining algorithms from dems. the author pa id more attention also to analyze the principle and algorithm of flow length, curvature, relief, the earth ' s surface incision and gully density. in this research, the elementary constitutes and mining algorithms of regional character acknowledge in the loess plateau were probed

    本研究在廣泛總結前人研究成果與研究經驗的基礎上，利用空間數據挖掘和地形地貌學的基本理論，以陜北黃土高原多地貌類型區為實驗樣區，以1 10000比例尺dem為樣本數據，探討了dem中地形地貌數據挖掘與知識發現的理論方法和體系結構；確定了宏觀和微觀地形因子、地形綜合特徵知識的體系結構；系統總結了dem基本地形因子的提取演算法，並重點對坡長、曲率、地形的起伏度、切割深度和溝壑密度因子提取的原理與演算法作了深入的分析；提出了黃土高原地區區域特徵知識的基本構成及其系統完整、科學可行的挖掘提取演算法；擴充了arcviewgis軟體平臺中dem空間分析的基本功能；實現了以delphi7 . 0為平臺的地形信息輔助挖掘系統的設計與開發；完成了對黃土高原多地貌類型區（樣區）地形信息空間分異特徵的分析。
  9. Comparison of keratometric readings of orbscan to eyesys corneal topography and keratometer

    角膜曲率計測量角膜曲率的比較
  10. Corneal refractive power measurement with orbscan - topography system versus keratometer

    角膜地形圖儀與角膜曲率計測量結果的比較
  11. Comparative analysis of corneal astigmatism measured by corneal topography and keratometer before cataract surgery

    角膜曲率計與角膜地形圖儀對白內障術前檢測的對比分析
  12. A comparison of keratometer measurement and corneal topography in the measurement of keratometer before and after orthokeratology

    角膜塑形術治療前後角膜曲率計和角膜地形圖測量值比較
  13. 2 ) the value of base frequency, which is the first order vertical - bending vibration, is bigger in box girder bridges than those of t - beams. it shows that the vibration performance of box girder bridge is better than t - beams. 3 ) when considering the shear deformation of beam, the vibration frequency calculated by is bigger than those not considering the shear deformation

    T型梁的基頻為橫向振動，而整體箱梁的基頻為豎向彎曲振動；整體箱梁的一階豎彎振動的頻率比t型梁得到了提高；整體箱梁的動力性能優于t型梁；考慮剪切變形后，梁的自振頻率降低，對于整體箱梁其降低值接近於5 ，在分析時不應忽略。
  14. The maximal load - carrying capability of the arch support is calculated by adopting mechanical model of curved beam based on its force analysis, and relationship between bearing capacity coefficient of small curvature arch support and radius and span of curved beam is gained based on supporting capacity comparison of curved beam and straight beam

    採用曲梁模型進行了支架系統的受力分析，得到其最大承載能力；通過與直梁支架承載能力相比較，得到了小曲率拱型支架承載能力系數與曲梁跨度和半徑的影響關系。
  15. Basically like “ adaptive approach ”, the method can control triangulation density with respect to the change of normal curvature of the surface generating a small number of triangular facets, and thiny triangles, degenerate triangles and “ cracks ” in 3d space will not occur, but the speed of the algorithm is higher than that of adaptive one

    該方法基本上可以像「自適應」方法一樣，根據曲面的法曲率變化來控制三角化剖分的密度，生成的三角片數量較少，並且可以避免在三維空間產生狹長的三角形、退化三角形與「裂縫」 ，運行速度明顯比自適應方法快。
  16. This paper observe various of curvature ratio at asymmetrical rolling that mismatch rolling diameter with different specimens thickness, mismatch peripheral speed, reduction, lubrication, and discuss rolling force, rolling torque with rolling speed and reduction

    本文主要觀察板材于異徑壓延後彎曲曲率之變化情形，探討曲率與不同初始板厚、周速比、縮減率及潤滑之關系，並討論壓延力、壓延扭矩與周速比及縮減率之關系。
  17. And so on, to understand the influence for the m - relation curve of special - shped column rection with considerd the sliding of reinforcement anchoring. and compared the results to rectangle rection, analyzed the effect with the ductility of the special - shaped column by the factor referd ahead

    通過改變荷載角、軸壓比、混凝土強度等級等參數，來深入了解考慮粘結滑移后對異形柱截面彎矩?曲率關系的影響，並分析了上述因素對異形柱截面延性性能的影響。
  18. Furthermore, the spectrum characteristics of normal seawater and oil polluted water are also analyzed and discussed, from which we reach the conclusions that the transformation method can be used for obtaining reflectance data and airborne hyperspectral data can be used for oil film detection as well

    進一步對正常海水和油污染水體的光譜特性進行分析，通過反射率曲線比較，得出運用基於圖像特徵的反射率處理模型提取光譜信息和運用航空高光譜數據進行海上油污染檢測的可行性。
  19. Due to their high aspect ratios and small tip radii of curvature, carbon nanotubes possess marvelous electron field emission properties, viz. low turn - on voltage ( e0 ) and large emission current density ( je ), and have good potential for using as materials in electron emitters of flat panel display

    由於奈米碳管具有極高的縱橫比與極小的尖端曲率半徑，因此奈米碳管有著超乎常態的電子場發射特性，低的場發射起始電壓與大的場發射電流密度，使其為電子場發射平面顯示器的良好材料。
  20. Thermostat metals ; testing the specific thermal curvature

    恆溫器用金屬.熱曲率比的檢驗
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