elliptic

The existence of a nontrivial solution for a semilinear elliptic equation;

半线性椭圆型方程非退化解的存在性

A Priori Estimaties of Positive Radially Solutions for Quasilinear Elliptic Equation;

一类拟线性椭圆型方程正对称解的先验界估计

In order to improve the precision of the dynamic model,the ER3BP(elliptic restricted three-body problem) considering the effect of solar radiation pressure was used,in stead of the circular restricted three-body model.

使用考虑太阳辐射的椭圆型限制性三体建模,代替原有的圆型限制性三体建模,提高了建模的精度。

Simulation of billet rolling in oval roll-profile by FEM;

借助有限元分析软件ANSYS/LS DYNA ,对方轧件在椭圆孔型中的动态轧制过程进行模拟仿真 ,重点分析了轧制过程的轧件的变形情况和力能参数。

By calculating and comparing the aerodynamic performance of elliptic airfoils with different thickness-chord ratio using numerical calculation method,the 16% thickness elliptic airfoil is selected to be the experimental airfoil,and the experimental investigation on this airfoil is performed in two-dimensional testing section of NF-3 wind tunnel at Northwestern Polytechnical University.

为对椭圆翼型的低速气动特性进行研究,通过不同相对厚度椭圆翼型气动特性的数值计算和分析比较,选取16%相对厚度椭圆翼型作为试验翼型,在西北工业大学NF-3风洞二元试验段内对此翼型的低速气动特性进行了试验研究,试验采用表面测压和尾排型阻测量技术。

The high speed experimental investigation on a 16% thickness elliptic airfoil was performed in two-dimensional testing section of FL-21 wind tunnel at China Aerodynamics Research and Development Center.

针对旋转机翼飞机主机翼翼型设计的特殊要求,在中国空气动力研究与发展中心FL-21风洞对16%相对厚度椭圆翼型马赫数0。

Experimental investigation on high speed aerodynamics performance of two elliptic airfoils with 16% relative thickness and 0% and 3% relative curvature and with different camber ratio was performed in a two-dimensional testing section of FL-21 wind tunnel at China Aerodynamics Research and Development Center and TST-27 wind tunnel at Delft University Holand,respectively.

针对主机翼翼型的这一特殊要求,对16%相对厚度,相对弯度分别为0%和3%的两种椭圆翼型的高速气动特性进行了风洞实验研究,试验分别在中国空气动力研究发展中心FL-21风洞和荷兰代尔夫特大学TST-27风洞进行,采用表面测压和尾排型阻测量技术。

New algorithm for judging transformer inrush current based on asymmetry elliptical model of flux and current;

基于磁通和电流不对称椭圆模型的变压器励磁涌流判别新算法

The present paper presents a new method based on the elliptical model and artificial neural network for estimating the pose of human face.

基于椭圆模型和神经网络方法,提出一种人脸姿态估计方法。

To gain harm degree information of crops disease in real time, this paper studied one method to examine harm degree of the rice blast and the rice sheath blight with ellipse model: used ellipse to fit the biggest sickness spot of the rice blast, calculated the length of principal axis of ellipse and the compared with ma.

为了实时获取作物病虫害危害程度信息,该文研究了一种利用椭圆模型来检测水稻稻瘟病及水稻纹枯病的危害程度--用椭圆拟合水稻稻瘟病单株最大病斑,计算椭圆主轴长与人工检测的实际最大病斑的长度比较,分析两者相关性,结果具有极显著性;同理,用椭圆拟合水稻纹枯病单株高度及病斑最高处距基部的距离,计算两椭圆主轴长并求两者之比即可对水稻纹枯病危害程度进行检测,平均正确率在90%以上。

self-adjoint elliptic differential operator

自伴椭圆型微分算子

Liouville Type Theorems for Solutions of Elliptic Equations;

椭圆型方程解的Liouville型定理

Results on Existence and Regularity of Solutions for Some Quasilinear Equations;

R～N上一类拟线性椭圆型方程的研究

Liouville Theorem and Green Function for Degenerate Elliptic Equations;

退化椭圆型方程的Liouville定理及Green函数

The Nehari Manifold of Nonlinear Elliptic Equations;

非线性椭圆型方程的Nehari流形

Existence and Multiplicity of Solutions for a Class of Elliptic Equations;

一类椭圆型方程解的存在性及多重性

The Positive Entire Solution of Nonlinear Elliptic Partial Differential Equations;

非线性椭圆型偏微分方程的全局正解

Existence of Positive Solution for a Class of Quasilinear Elliptic Equations;

一类拟线性椭圆型方程正解的存在性

Computation and Research for Multiple Solutions of Nonlinear Elliptic Problem;

非线性椭圆型方程多解的计算与研究

Existence of Multiple Solutions of Semi Linear Elliptic Equations;

一类半线性椭圆型方程多解的存在性

The Nonlinear Singularly Perturbed Problems for Elliptic Equations;

非线性奇摄动椭圆型方程问题(英文)

Existence and uniqueness of solution for a degenerating elliptic equations;

一类退化椭圆型方程解的存在唯一性

An appronimate solution to the boundary value problem of elliptic equation;

椭圆型方程边值问题的一种近似解法

Modeling and simulation about axial turn-milling machining for elliptic profile

轴向车铣椭圆型面的运动建模及仿真

Uniform Estimate of Gradient of Weak Solutions for a Class of Elliptic Equation

一类椭圆型方程弱解梯度的一致估计

Analytical Model for Cross-Sectional Area of Workpiece in Round-Oval-Round Pass Sequence in Bar Rolling

棒材轧制圆-椭圆-圆孔型中轧件面积计算模型

The transformation of model is the replacement of ellipsoid and elliptical cylinder for sphere and circular cylinder.

通过模型变换法,可用球体和圆柱体来代替椭圆球和椭圆柱。

Resembling an ellipse in shape;elliptical.

椭圆形的形状类似椭圆的，椭圆的