curvature radius 中文意思是什麼

curvature radius 解釋
曲率半徑
  • curvature : n. 1. 彎曲(部分)。2. 【數學】曲率,曲度。
  • radius : n (pl radii )1 半徑;半徑范圍。2 【解剖學】橈骨。3 (車輪的)輻;【物理學】輻射線;【無線電】徑...
  1. Further more, this algorithm also provides the criterion distinguishing edge inflexion and sleek curve section and the method computing inaccurately curvature radius and approximate perimeter. the paper also introduces the use method with cell edge hollow repairing and overlap or conglutination cell segmentation. for example, this algorithm has proved high - speed and has a good effect of cell segmentation on more than twenty groups of conglutinate and absent cells which are gathered from three kinds of cells

    同時給出了利用這些參數判別邊界角點,邊界光滑段的判據,以及估算曲率半徑,等效周長的方法;最後,以細胞邊界凹陷的修補和重疊細胞粘連的分割為例驗證了演算法的可行性,該演算法在採集到的30餘組粘連和缺損細胞上進行了驗證,結果表明,該演算法處理速度快,分割效果良好。
  2. Concave reflecting surfaces of spherical cap, paraboloid and hyperboloid of revolution are investigated with regard to the dependence of the levitation force on the section radius rb and curvature radius r ( or depth d ) of the reflector

    針對球面、旋轉拋物面和旋轉雙曲面三種形狀的凹面反射端,系統研究了懸浮力與反射端截面半徑r _ b和曲率半徑r (或深度d )之間的本徵關系。
  3. Knife edge curvature radius

    刀子曲率半徑
  4. The determination of curvature radius of pipy belt conveyor

    管狀帶式輸送機彎曲段曲率半徑的確定
  5. Methods : fifty paired embalmed cadaveric humeri ( twenty - five pairs : fourteen from male donors and eleven from female donors ) were scanned in medial - lateral ( ml ) and anterior - posterior ( ap ) position according to the humeral retroversion by ct. images of the humeri in the transverse planes at the lowest border of neck ( lbn ), 20mm and 40mm distal of lbn ( lbn - 20 、 lbn - 40 ), isthmus, head - neck anterior - posterior ( hn - ap ) were obtained. sixty - one extracortical and intracortical parameters were measured exactly by image analytic computer software that included offset, head position, head - shaft angle, head to tuberosity height ( ht ), head thickness, curvature radius, articular surface arc ( sa ), neck diameter, isthmus position, proximal and distal border of isthmus, maximum coronal and sagittal diameter of medullary canal and thickness of cortical bone in four planes, including lbn, lbn - 20, lbn - 40 and isthmus

    方法: 50根成對防腐肱骨(男14對,女11對)按肱骨頭扭轉角置於冠狀位和矢狀位,行肱骨全長,頭頸矢狀面,解剖頸下緣及其下20mm 、 40mm ,髓腔狹窄部四平面ct掃描,由ct軟體測量冠、矢狀位髓腔內外參數共61項,包括頭心?干軸距,頭位置,頭干角,頭?結節高度差,頭厚度,頭半徑,關節面張角,解剖頸直徑,髓腔狹窄部位置,解剖頸下緣及其下20mm 、 40mm和狹窄部四個平面髓腔的最大冠、矢狀徑,皮質骨厚度等。
  6. The equation for the quasi - continuous atom laser beam wave - function is given by schrodinger equation, the beam width, divergence curvature radius and quality factor were introduced to represent the atom laser beam whose transverse potential could be separated. for the conservative quality factor system in some direction, we can ge t the propagator of abcd formulation

    本文在含時量子系統傳播子的abcd形式理論的基礎上,引入某一方向的束寬、發散角、曲率半徑和品質因子等光束傳輸參數來表徵橫向勢能滿足x和y分量相互獨立的原子激光的傳輸。
  7. Through comprehensive analysis of the tbph, the relationship between the induction heater site and rotary axis and the relationship between the support wheel and initial site of the front clapper have been concluded. the minimum nominal curvature radius has also been determined

    通過對加熱彎管成形的綜合分析,得出感應加熱器與回轉中心的位置關系及支撐輪與前夾頭初始位置關系,並確定了加熱彎管最小名義彎曲半徑。
  8. Analysis of the edge curvature radius of the beveled cutting tool

    斜角切削刀具刃口曲率半徑分析
  9. A discussion on measurement of curvature radius of spherical mirror through michelson interferometer - newton ' s ring interference

    牛頓環干涉法測定球面鏡曲率半徑的討論
  10. The calculation results are given for the bottom width, curvature radius, channel length, slope, flow depth, and flow velocity of the bend

    優化結果給出了引水彎道底寬、曲率半徑、中心長度、縱向比降、水深、流速。
  11. Second, the mode fields of a strip waveguide and some slab waveguides have been simulated by applying finite - difference time - domain ( fdtd ) method. the curvature radius ; vicinity coupling ; transition loss and power attenuation of a s - shape bend waveguide have been analysed numerically by employing wide angle finite - difference beam propagation method ( fd - bpm ), as well as the coupling loss of optical fiber and waveguide. in addition, the framework of the s - shape waveguide laser has been

    其次,應用時域有限差分法,結合波導模式理論對條形與平面波導進行了模場模擬;應用廣角有限差分光束傳播法,對s形彎曲波導的曲率半徑、鄰近耦合、過渡損耗、功率衰減以及波導與光纖的各種耦合損耗進行了數值分析,並在此基礎上,對s形波導激光器的結構作了初步設計。
  12. Chapter 2 : using a so - called variance matrix, we studied the propagation and the focusing characteristics of the paraxial light beams. the quantities characterizing the gross features for a paraxial optical beam, such as the beam width, the divergence, the curvature radius of the wavefront, the complex beam parameter q. and the beam quality factor, are related by using variance matrix

    第二章:闡述了常數折射率介質中光束的傳輸和聚焦,建立了表徵傍軸光束總的特徵的量,如:束寬、衍射發散角、波前曲率半徑、復光束參數q與變換矩陣的關系,得到了光束質量因子和變換矩陣行列式的定量關系。
  13. The frequently used parameters such as the power in bucket ( pib ), the beam width, the curvature radius, the far field divergence, the m2 - factor, the rayleigh length and the kurtosis are calculated in term of the intensity moments

    第二章用強度矩的方法研究了hchg光束,研究了hchg光束的pib系數、陡峭度在傳輸過程中的變化以及偏心系數b和厄米多項式階數m對光束質量的影響。
  14. In chapter 3, the elegant hermite - cosh - gaussian beams as another special case in hermite - sinusodiol - gaussian family is introduced and its propagation properties through a first - order optical abcd system are investigated. an analytical solution of the elegant herimite - cosh - gaussian beam propagating through a first - order abcd system is derived, and correspondingly, the closed - form m2 - factor, the beam width, the curvature radius and the power in bucket are presented analytically. the numerical investigations are carried out and show that the m2 - factor of elegant hermite - cosh - gaussian beam is greater than that of elegant hermite - gaussian beams and less than that of hermite - gaussian beams approximately

    本文得到的主要結果可歸納為:首次用強度矩的方法研究了hermite - cosh - gaussia ( hchg )光束,得到了hchg光束的束寬、曲率半徑、 m ~ 2因子、瑞利距離等的解析表達式;用陡峭度和pib參數去衡量hchg光束的光束質量,找到了hchg光束在傳輸過程中影響光束質量的因素並得到了變化規律;證明了hchg光束在傳輸過程中的重心和對稱性都會得到保持。
  15. Outer curvature radius

    外部曲率半徑
  16. The curvature radius was derivated and the contact stress of the three - arc - sect isometric type surface was calculated through the elastic dynamics theory

    應用彈性力學理論,推導出接觸點的曲率半徑,對三弧段等距型面聯接進行接觸應力計算。
  17. This paper first analyzes the reason of the aliasing and the common methods for anti aliasing, and then proposes a method for adaptive anti aliasing based on the curvature radius

    摘要從圖形走樣產生的機理出發,分析了圖形學中常用的反走樣方法,並在此基礎之上針對曲線的特點提出了一種基於曲率半徑的自適應反走樣方法。
  18. In view of the phenomenon that the tensioning elongation of sharp curvature radius tendons is slightly greater than the theoretic elongation, this paper analyzes the squeeze effect and strand effect that affect the tensioning elongation of the tendons, and proposes an uniform method for calculating the tensioning elongation

    摘要針對小曲率半徑預應力束張拉延伸量比理論延伸量偏大這一現象,分析了影響小曲率半徑預應力束張拉延伸量的擠壓效應和束效應,提出了小曲率半徑預應力束張拉延伸量的統一計算方法。
  19. The tunable optical characteristics of the novel lpfgs are recognized during the study of their optical characteristics : ( 1 ). the relationship between the resonant amplitude and the applied curvature radius in the bend - sensitive orientation of the novel lpfgs is linear, ( 2 ). the relationship between the resonant amplitude and the applied transverse load in the wavelength - insensitive orientation of the novel lpfgs is linear, ( 3 ). the relationship between the resonant wavelength shift of the novel lpfgs and the applied temperature is linear

    在對新型長周期光纖光柵光學特性的研究中,我們發現了新型長周期光纖光柵的一些獨特的可調諧性:新型長周期光纖光柵的諧振峰幅度和彎曲敏感方向所受的彎曲率呈線性關系;新型長周期光纖光柵在波長不敏感方向其諧振峰幅度和它所受的橫向壓力呈線性關系;長周期光纖光柵的諧振峰中心波長隨溫度的變化呈線性關系。
  20. Based on the theory of thin - walled curved bar, reasonable hypothesized a third - ord parabolic curve, the paper adoptes variational method on energy, taking the coupled relationship of the effect of curvature radius, bend, torsion and shear - lag into consideration, establishes the elastic governing differential equation and boundary conditions for thin - walled curved box girders, which set the foundation of theoretical analysis of shear - lag effect in thin - walled curved box girders

    摘要文章以薄壁曲桿理論為基礎,合理地假設了三個剪力滯翹曲位移函數,應用能量變分法推導出考慮曲率半徑影響、彎、扭、剪力滯耦合的曲線箱梁彈性控制微分方程及其邊界條件,為薄壁大麴率箱梁剪滯效應建立了理論分析基礎。
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