四分的

The main objects of study are algebraic varieties in an affine or projective space over an algebraically closed field; these are introduced in Chapter I, to establish a number of basic concepts and examples.

全书共分七章，前三章是基础知识部分；后四章是本书的核心部分，总结了近年来代数几何码的最新研究成果，并且包含了作者的一些尚未发表的结果。

The paper consists of seven chapters respectively belonging to two parts of control and communication, the main research results are as follows: The importance of traffic density in traffic control is analyzed.

本文共分七章，主要讨论了相互关联的控制和通信两个方面的内容：（1）本文在前四章着重进行高速公路控制方面的论述。

Therefore, to establish a sound compensation system of Chinas land expropriation is an urgent task.

本文共分四部分：第一部分是土地征收补偿制度的起源及理论基础，从历史的角度和法理的角度来全面介绍土地征收补偿制度，为下文提出问题和解决问题提供理论依据。

Chapter 4 is devoted to the existence and multiplicity of homoclinic for self-adjoint nonlinear second order difference equations by using "Mountain Pass " theorem and "Symmetry Mountain Pass "theorem in critical point theory.

第四章应用临界点理论中的山路引理与对称山路引理研究了一类自共轭非线性二阶差分方程的同宿轨的存在性与多重性。

Canada's Tessa Virtue and Scott Moir have taken over the lead heading into the final portion of the Olympic ice-dance competition in Vancouver, scoring a personal best of 68.41 points in Sunday's original dance.

第四局比赛，再次拿到后手的中国队发挥稳健，王冰玉在最后一投放弃了冒险的打双飞战术，稳稳的将壶旋进圆心后，再拿1分后继续以4-1保持领先。

The main content of this thesis includes the following parts:(1) In Chapter 2, the conditions of link lengths are derived for the side bars to rotate as cranks. Two types of cranks are defined and then five-bar linkages are divided into four types, i.e.

本文主要做了以下几方面的工作：(1)在第二章中，先导出五杆机构两连架杆可整周转动的杆长条件，并根据曲柄的存在情况，对五杆机构进行分类，即把五杆机构分成全曲柄机构、双准曲柄机构、双摇杆机构和准曲柄-摇杆机构四种类型。

In order to discover the clinical and virologic characteristics of GH in China, a crosssectional study was undertaken, and HSV was typed.

四、为了探讨生殖器疱疹的临床特征和病毒学特征，我们作了生殖器疱疹的临床研究和HSV的分型研究。

This article based on the description of the existing research and the introduction of tax sparing elementary theory divides following four parts to conduct the research. Firstly, summarising several kinds of international attitudes to tax sparing and analyzing its behind reasons.

本文在梳理现有研究成果及介绍税收饶让基本理论的基础上，分以下四个部分进行研究：首先，总结了国际上对待税收饶让的几种态度，分析了背后的原因。

The late win at Villa Park ensured the Reds ended the Noughties just four points behind fourth placed Tottenham Hotspur and Bootle's finest insists this was a crucial win.

维拉公园球场上迟来的胜利确保了红军本轮战罢之后仅落后排名第四的托特纳姆热刺4分，卡拉格强调这是一场至关重要的胜利。

The dissertation includes four parts in general.The first part gives a simpledescription of Maitland's life and his experience in the study of English legal history.

全文共分四章，第一章介绍了梅特兰的生平和他的学术历程，以及他作为英国法律史学奠基人对这一领域所作出的贡献。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。