tangent section 中文意思是什麼
tangent section
解釋
切線段-
By using visual basic 5. 0 language, activex automation interface, the oop technology and developing autocad 2000, the system not only can achieve the horizontal design and the vertical design of three - legs and four - legs intersection at the tangent section and the curved section, but also can calculate earthwork based on digital terrain model
本系統以vb5 . 0為開發工具，採用面向對象的編程方法，利用activex自動化技術，通過對autocad2000的二次開發，可以進行處于直線路段、曲線路段的三路、四路交叉口的平面設計和立面設計與繪圖，完成基於數字地面模型的工程數量計算。 -
And the impact of every parameters of f - ved element, stiffness coefficient and damper coefficient of ved element, normal stiffness, tangent stiffness and sliding friction of frd element and the cross - section area of the brace on the capability of dissipating vibration energy is computed and analyzed
並對f - ved單元中ved單元的剛度系數、阻尼系數、 frd的法向剛度、切向剛度、滑動摩擦力及支撐橫截面面積等參數對單元阻尼效果的影響進行了分析研究。 -
In the analysis, a cfst arch ( single tube ) is first divided into a finite number of straight beam elements. according to the virtual work principle and the modified newton - raphson iteration method the tangent stiffness matrix considering double nonlinear properties is established. with regard to the non - equilibrium forces, the material nonlinear property along the height of the section and the length of the element is considered and the computation accuracy is improved as a result
本文首先將拱肋劃分為一系列的直梁單元，運用虛功原理和修正newton - raphan數值迭代演算法的基本原理準確推導了拱肋直梁單元的非線性切線剛度矩陣；在不平衡力方面考慮了沿截面高度和單元長度方向材料非線性的發展過程，提高了計算精度；再根據得到的切線剛度矩陣採用荷載增量步內修正newton - raphan迭代的增量迭代法進行了求解。 -
A fast algorithm uses sub section lines to near some functions of arc tangent. in the minutiae matching stage, we improve the minutiae - matching algorithm to degrade the time cost
在指紋特徵匹配階段，對原有的基於特徵點匹配演算法進行了改進，縮短了指紋特徵匹配的運行時間。 -
A new lom process, in which the slice sheet is cut along the tangent of normal section line in z - axis direction, is proposed to reduce the theoretical manufacturing error and remaining material quantity
為減小造型誤差，提出了新lom方法，即沿過分層板中點造型曲面z向法截線的切線切割分層板。 -
Theory analysis in this paper pointed out that the flexural - torsional buckling is the usual form of t - section steel. so the slenderness ratio of flexural - torsional buckling should be used when people give out the b / t ratio by the " equal stability " conception. initial stress, defects and tangent modulus are include in the deduce of the paper to get a rational b / t ratio
通過理論分析指出軸心受力剖分t型鋼整體失穩以彎扭屈曲為主，所以在運用「等穩定」方法確定腹板寬厚比限值時應與桿件的扭轉長細比「掛鉤」 ，並以此為出發點考慮殘余應力、初始缺陷，應用切線模量推導出了較為合理的腹板寬厚比限值公式。 -
In this paper, we introduce the definition of lie bialgebroid and its dirac structures firstly. then we particularly discuss the tangent lie bialgebroid, based on the conclusion and thorems given by a. weinstein, z - j., liu. in section two, we study the nijenhuis tensor, which causes the deformation of poisson tensor. view poisson - nijenhuis manifold as a special case of bihamiltonian manifold, we will show some special anduseful properties of poisson - nijenhuis manifold
將poisson - nijenhuis流形作為雙hamilton流形的一個特例，得到poisson - nijenhuis流形上一些比較特殊和有用的性質；並給出了poisson - nijenhuis流形上的形變李代數胚和形變李雙代數胚。
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