focal circle

Calculation of the electric field and capacitance of a confocal elliptic capacitor

再论共焦椭圆柱形电容器的电场及电容

Performance Analysis of the Elliptic Beam Ring-focus Antenna with a Variable Focal Distance

椭圆波束变焦距环焦天线的性能分析

The Research on the Generalized Elliptic Curve with Three Foci;

“三焦点”广义椭圆曲线及其传动特性

The Research on the Generalized Elliptic Curve with Three Foci

“三焦点”广义椭圆曲线及其传导特性

The earth revolves around the sun in an ellipse with the sun at one of the foci.

地球在以太阳为焦点的椭圆上围绕太阳公转。

The orbits of the planets are ellipses with the sun at one focus.

行星的轨道是以太阳作为焦点之一的椭圆。

Tunability of optical parameters of width-variable bent elliptical microfocus mirror

变宽度压弯椭圆柱面聚焦镜的光学参数可调性

Second order Hamiltonian Systems and Elliptic Resonant Boundary Value Problems;

二阶Hamilton系统与椭圆共振边值问题

Existence of Solution for a class of nonresonant Fourth-order Elliptic equation

一类非共振四阶椭圆方程解的存在性

The flatter the ellipse, the farther apart are the foci, and the farther each focus is from the center .

椭圆越扁平，两焦点之间的距离越远，每个焦点离中心的距离也越远。

Resembling an ellipse in shape;elliptical.

椭圆形的形状类似椭圆的，椭圆的

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

一类椭圆方程共振问题解的存在性和多重性

Study on Boundary Value Problems of a Kind of Elliptic Equations;

一类非共振椭圆型方程边值问题的研究

Research on Secret-Shanring and Digital Signature Based on Elliptic Curve Public Key Cryptosystem;

基于椭圆曲线的秘密共享与签名理论研究

Multiple Solutions of Dirichlet Problem for Semilinear Elliptic Equations at Resonance;

共振的半线性椭圆方程Dirchlet问题解的多重性(英文)

A Self-Selecting Sub-Secret Key Sharing Scheme over Elliptic Curves

椭圆曲线上可选子密钥的秘密共享方案

On the solvability of a higher order bf quasilinear elliptic resonance problem

一类高阶拟线性椭圆方程共振问题的可解性

An Existence Result for Nonlinear Elliptic Equation at Resonance with Nonsmooth Potential

具非光滑位势共振非线性椭圆方程解的存在性