焦点

Do some research to find the name of this conic and the how the words vertices, foci, centre and directrix relate to this shape.

做些搜索去找出这个二次曲线的名称以及顶点，焦点，中心点以及准线是怎样与这个图形有关的？

The disputes focus on three points, one is its disaccord with UNCRC, the other is the setting of the system itself, the last is the rationality of agency system and other procedure in Scotland Child Hearing System.

对苏格兰儿童听证制度的争议焦点体现在其与《联合国儿童权利公约》的不一致之处、该制度本身的设置和代理制度及其他程序的合理性问题。

Athens is obliged of 1 gold " discreditable " write into the history forever, polity holds male team to use 7 gold in, establish of with one action the number one position of Chinese gymnastics, this also makes they made the central point that numerous businessman pays close attention to.

雅典只得1金的"耻辱"永远写进了历史，中国体操男队用7枚金牌，一举确立了中国体操的霸主地位，这也使他们成为了众商家关注的焦点。

It is demonstrated by theoretical analysis and computer calculation that the focus of Fresnel zone lens will change discretely as the depth of phase changes with integral times of 2?.

理论和模拟计算表明，当环带深度改变2p 的整数倍时，菲涅耳波带透镜的焦点将发生离散的变化。

In experience analysis, giving actual rural-urban inequality as the jumping-off place, points out that our country have clear dual-economic and social struction characteristic, and analyze the reasons for which dual-economic and social struction is formed and retained; rural modernization is key to our countrys modernization for the following aspects,on the one hand, the problem of the farmer and rural and agriculture have strategic position and role, on the other hand, rural is the focus of a series of realistic problems; I closely grasp three mainlines of rural modernization, namely agriculture modernization and rural industrialization and rural-to-urban population migrants , we could make them united organically and make a research for them relatedly and discriminatingly, then some policy recommendations are offered.

在实证分析方面，以我国农村经济为研究对象，从现实的城乡差别入手，指出我国具有鲜明的二元经济社会特征，分析二元经济社会得以形成并维持的原因；从"三农"问题的地位与作用以及农村是一系列现实问题的焦点两个方面，论述农村经济现代化是中国现代化的关键；紧紧抓住农村经济现代化的三条主线，即农业现代化、农村工业化和农村人口城镇化，把三者内在、有机地结合起来，既有联系又有区别地进行研究，提出有针对性的对策建议。

Alone its in actual life often discursive, this problem just became the focal topic of our society.

惟其在现实生活中常常不得要领，这个问题才成了我们社会的焦点话题。

In this case, the discussant correctly focused on ruling out an infectious cause for this acute, multisystem presentation of a disease in an otherwise healthy young man.

在这个病例中，患者是一名其他方面健康的年轻男性，讨论者正确地将焦点放在排除导致这次急性、多系统表现疾病的感染因素上。

In 1964, national attention was focused on the disenfranchised citizens of the South. In 1989, another kind of disenfranchisement exists, as many poor, indigenous, and immigrant children of color are denied access to programs and teaching that support their success in school. The success of the AlgebraProject stands as a challenge to public school teachers, administrators, scholars, and, most important, those individuals who have traditionally advocated for the democrarization of the society and schools: Will you wage a campaign for mathematical literacy, which acknowledges that every middle school

在1964年全国的注意力焦点都放在disfranchised的南部国人身上，在1989年，当许多贫穷、原位民及其他种族的新移民被拒於学校成功大门之外的同时，另一个disfranchisement也因应立，代数计划的成功已成为公立学校老师、行政人员、学者及那些传统上支持社会及学校民主化的推手的挑战：如果是你，你会不会发起推行学数学的活动让每位中学生学代数且同时赋权给这些小孩的社区你会在「Ella精神组织」工作吗？

To realize high-speed and stable focus control of a two-focus head or a disk, having a plurality of information surfaces.

要約 本发明旨在实现具有两焦点的光学头或多个信息面的盘的高速并稳定的聚焦控制。

The compensation, which is the focal point in our country's urban house dismantlement, has caused many legal disputes in recent years, influencing the current construction of the harmonious society in our country.

补偿是我国城市房屋拆迁中的焦点，近几年由于补偿问题，在城市房屋拆迁过程中引发很多法律纠纷，影响到我国当前和谐社会的构建。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。