椭圆的

In the proposed scheme, each user obtains his decryption key based on his identity information from the key distribution center, and the bilinear mapping on Elliptic Curve is utilized to construct the broadcast encryption algorithm and decryption algorithm.

方案根据用户的身份信息来分配相应的个人解密密钥，并利用椭圆曲线上的双线性映射构造广播加密和解密算法。

The Neumann Problem of Laplace equation is an important elliptic boundary value problem and has extensive applications.

Laplace方程的Neumann问题作为一类重要的椭圆边值问题，有广泛的运用背景。

In chapter four, the coefficient which is not large for nonsymmetric and indefinite elliptic boundary value problems is considered.

本文主要考虑低阶项的系数不是很大的情况下的非对称不定椭圆边值问题。

After he had analysed the large and precise observational data of Tycho Brahe, he found that the planets orbit on ellipses .

在分析了第谷·布雷赫的大量的精确的观察资料及数据后，他发现行星在椭圆轨道上运行。

Perianth caducous in fruit; leaf blade elliptic-lanceolate to narrowly lanceolate, rarely 3-veined from base.

早落的花被片在果期；叶片椭圆状披针形的到狭披针形，很少3脉的自基部。

ABSTRACT In this thesis, using the methods of ODE and calculus of variations, we prove the existence of radial and non-radial solutions of some classes of quasilinear elliptic equations.

本文主要是用ODE方法和极小变分方法证明拟线性椭圆型方程径向解和非径向解的存在性，用先验估计方法证明拟线性抛物型方程整体解的不存在性，得到了一些关于拟线性方程的新结果。

"Other motifs from antiquity include the Egyptian cartouche, fretwork of capitals, fluting and reeding of columns,"

比赛在单圈一点五哩的肯塔基椭圆形赛道举行。椭圆框里的两幅半身油画像挂在他床两旁的墙上。

Grab your Ellipse Tool and make a circle in the center of your document.

抓斗您的椭圆工具，使一个圆圈的中心，您的文件。

The reasons causing elli ps e defect of centrifugally cast ductile iron pipes with large diame-ters were a nalyzed.

分析了大口径离心铸造球墨铸铁管产生椭圆缺陷的原因，并由此制定了相应的工艺措施应用于生产，取得了良好的效果。

In this paper, we mainly discussed ECC on finite field with its characteristic being big prime number.

本文重点研究特征为大素数的有限域上的椭圆曲线密码体制，在很多地方都不考虑F_2~m上的情形。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。