曲率張量 的英文怎麼說
中文拼音 [qūlǜzhāngliáng]
曲率張量
英文
contravariant tensor-
The quantities baβ are the covariant components of a plane tensor, called the curvature tensor of the surface.
ba是「平面張量」的協變分量，叫做該曲面的曲率張量。Suanifolds with the vanishing normal curvature tensor in locally syetric space
局部對稱黎曼流形中法曲率張量場消失的子流形Curvature tensor of riemannian manifold
關于黎曼流形的曲率張量Curvature tensor of an affine connection
仿射聯絡的曲率張量Conformal curvature tensor
保形曲率張量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。Finally, the paper provides the theoretic method suitable for calculating the tensioning elongation of the tendons, and checks the method as well by measurement data from several engineering projects
同時，分析了預應力束的束效應引起的鋼絞線的重新排列，以及彎曲段等效徑向荷載產生的徑向位移，最後得出了適合小曲率半徑預應力束張拉延伸量計算的理論方法，並通過多個工程實測數據進行校驗。Secondly, the two - dimensional hotibc was applied to the anisotropic coated bor. solutions for bistatic rcs based on a planar hotibc solution were compared to the mom solution or the mie series solution in isotropic case. accuracy and limitations of hotibc imposed by the finite radii of curvature on the bor such as sphere, and discontinues surface curvature such as cone - sphere were investigated
計算過程和結果與矩量法進行比較，討論了高階張量阻抗邊界條件在表面曲率半徑連續和不連續的三維目標上的應用精度和應用條件； 6 、給出多層介質塗敷平面、球面和半球面結構雷達吸波材料優化設計的統一表達式。Second order parallel tensors on quasi - constant curvature manifolds
擬常曲率流形上的二階平行張量分享友人