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In order to recognize the 2D shapes, we proposed a set of perspective invariants of a pair of coplanar conics in this paper, we suggest a perspective invariant representation of general planar curve based on ellipse, and give an algorithm using the invariants and the representation to recognize 2D shapes.

为了实现二维形状的透视投影不变性识别，本文推导出了一种共面二次曲线对的透视投影不变量，提出了一种基于椭圆的平面曲线的透视不变性表示方法，并且给出了用该不变量和不变性表示方法实现二维形状识别的算法。

Justice and efficiency have become the two values and targets of modern criminal judicatory, in order to find out the best conjuncture of them, countries of the two systems of law have set up all kinds of criminal procedure of rapid decision besides the general criminal procedure.

公正与效益已经成为现代刑事司法的两大价值目标，为了寻求两者的最佳结合点，两大法系国家在刑事普通程序之外，均创设了形式各样的刑事速决程序。

In order to realize continuous develop, enterprises should set a new developing mode.

企业要实现可持续发展，就要开创一种新的发展模式。

By methods of questionnaire investigation, experts consultation and conversazione, the study investigates and studies the aspects mentioned above in P. E. majors in universities at Zhejiang province, this paper puts forward several constructive conclusions in order to make reference to make reference to set down strategy of management and teaching of P. E. major in university.

通过问卷调查、专家访谈、座谈会等方法，针对这些方面，对浙江省高校体育教育专业学生理论课学习现状进行调研，获得若干有建设性的研究结论，旨在为高校体育专业管理与教学策略的改进提供参考。

In recent years, my company taking the road of scientific and technological innovation and development, set up, built jointly developed Products, production, test marketing, after-sales service system, increasing technological inputs, in order to meet market demand, at the original Product, PP belt, cotton belt , with nets, PP rope, CVC rope, elastic band on the basis of the developed elastic belt, crochet belt, lace, twine ropes and other products, the products will not only increase the visibility of companies in the Mainland and the competitive intensity, and I Products manufactured by matching springs, cable exports of the United States, Thailand, Vietnam, Malaysia, Italy, Russia and other countries, well received by old and new customers.

近年来，我公司走科技创新发展之路，建立、建合产品研制开发、生产、检验销售、售后服务体系，不断加大技改投入，为满足市场需求，在原有产品、PP带、棉带、鱼网带、PP绳、棉涤绳、松紧带的基础上，研制开发了松紧带、钩边带、花边、合股绳等系列产品，本系列产品不但增加了公司在国内的知名度和竞争力度，而且我公司生产的配套产品弹簧、锚链产品出口美国、泰国、越南、马来西亚、意大利、俄罗斯等国家，深受新老客户青睐。

Lanzhou, China August 22 (Xinhuanet new Huang, Xiao-qiang) In order to allow migrant workers to understand the basic knowledge of AIDS prevention, Red Cross volunteers in Gansu into Xinjiang set foot on the "train cotton picker."

新华网兰州8月22日专电为了让外出务工人员了解预防艾滋病的基本知识，甘肃省红十字会组织志愿者踏上了进疆的"采棉专列"。

With the brand impact of expanding the market in New York we have our own distribution center, in order to gradually set up throughout the country and formed a chain store sales for the network,, products are exported to Europe, America and the Middle East, dozens of countries and regions to establish a good reputation.

随着产品品牌影响的不断扩大，我们在美国纽约市场设有自己的分销站，为全国范围内逐渐建立并形成了以专卖店为环节的营销网络，产品远销欧美及中东的几十个国家和地区，确立了良好的商誉。

Fortunately, this summer I got the information ofXXX Courser from one of my friends by chance. I am interested in it very much and I think theXX course suit me. In order to help the international students adapted to the environment, the university set up the three semesters fast track system, small lecture and tutorial groups, extra study support.

一次偶然的机会，我了解到了XXX，我对它很感兴趣，而且XX的课程也很适合我，它是特别为国际留学生设立的，为了帮助国际留学生尽快适应大学的学习环境，学校还具有三学期制的捷径体制，小班授课，还有额外的课程辅导。

The crossbow is so big that the six wheels are set at a slight angle in order to increase its stability.

该弩这么大，六个轮子上设置有轻微的角度，以提高其稳定性。

In order to solve the theoretical backlash problem of the teeth, which is crucial to the number of actual contact pairs of teeth in the research on multi teeth contact of crown gear coupling , the theoretical backlash of teeth flank with the concept of backlash angle is first time defined and described in the paper, and the minimization model of its variables is set up.

为解决鼓形齿联轴器多齿接触研究课题中的实际接触齿对数的关键技术轮齿理论间隙的问题，首次用间隙角的概念对轮齿理论间隙作了定义和描述；建立了该变量的极小化模型；对一鼓形齿联轴器作了实际优化计算，得出了鼓形齿联轴器多齿接触研究中计算实际接触齿对数所需的不同啮合状态下的最小间隙角

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。