1) semi-ellipse area method
半椭圆面积法
1.
A semi-ellipse area method to predict the notch fatigue limit is firstly established and the semi-ellipse region can also be described.
以受均匀拉应力作用下带贯通裂纹的无限大板裂纹尖端附近的应力场分析为基础,首次提出了一种预测缺口疲劳极限的半椭圆面积法,并通过大量的数值计算分析确定了半椭圆区域的大小。
2) elliptical stress path
椭圆面积
1.
The area bounded by the elliptical stress path was kept unchanged while the amplitude of the axial and torsional shear stresses were varied to study the effect of two components on the strength and deformation behavior of saturated loose .
试验在保证椭圆面积不变的情况下,分别变化竖向和扭转向的荷载分量幅值,以此来探讨双向耦合剪切试验中各个分量的变化对饱和松砂的循环强度特性的影响。
4) semi-elliptical surface crack
半椭圆表面裂纹
1.
Finite element analysis for stress intensity factor of semi-elliptical surface crack in circular tube under torsion and bending;
弯扭组合载荷下圆管半椭圆表面裂纹应力强度因子的有限元分析
2.
In order to determine the stress intensity factors (SIFs) for a semi-elliptical surface crack at the T-root groove of a turbine disc under centrifugal forces, three-dimensional finite element method was employed to solve the displacement field of the cracked disc.
为确定在离心力作用下汽轮机叶轮T型叶根槽半椭圆表面裂纹的应力强度因子,采用三维有限元法求解含裂叶轮的位移场。
3.
The major researches as follows:(1) The surface fracture was studied for Zirconia / Ni-Cr alloy FGMs strip with a semi-elliptical surface crack subjected to the thermal shock load, and studied the influence of crack depth, aspect ratios and thermal boundary conditions on the normalized stress-intensity factors along a crack-front.
本文主要尝试着利用数值方法对功能梯度材料在非定常热边界条件和定常的力边界条件作用下的断裂力学性能进行分析,主要研究内容如下:(1)研究了含有半椭圆表面裂纹的氧化锆/镍铬合金功能梯度材料板条在热冲击载荷作用下的裂纹问题。
5) Ellipse Arched Aera
椭圆弓形面积
6) criterion of ellipse area
椭圆面积准则
1.
And then the face position is determined by criterion of ellipse area.
利用肤色模型通过最大类间方差法自动优选阈值分割图像,得到肤色区域;通过分析肤色区域的特征,用椭圆面积准则方法最终确定人脸位置。
补充资料：面积法
面积法
area method
面积法【~me伪叻;皿吐旧.以d MeIO口1 借助于面积定理(见面积原理(arca一PrindPle”解决单叶函数论中的问题的一种方法.[补注1
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条