definition 考研GRE四级六级

Parallel lines are, by definition, lines on the same plane that never join.

按照说, 平行线是在同一平面上永不相交线。

The definition ,basic nature, important rule and histerieal significancy of continued fraction are introduced.

介绍了连分数含、基本性质以及连分数重要理和作用。

They concentrated on better definition of the optical image.

他们致力于提高该光影像清晰度。

The book attempts a definition of his role in world politics.

该书要阐明是他在世界政局中作用。

I made a definition for this word.

我给这个字下了。

A clinic for women would, by definition, deal with pregnancy and childbirth.

根据，妇科诊所处理妊娠和分娩事宜。

These observations allow one to formalize the definition of reflection: a reflection is an involutive isometry of an Euclidean space whose set of fixed points is an affine subspace of codimension 1.

这些观察允许我们形式化反射: 反射是欧几里得空间对合等距同构，它不动点集合是余维度为 1 仿射子空间。

Using our field data and the existing literature on bricolage, we advance a formal definition of entrepreneurial bricolage and induce the beginnings of a process model of bricolage and firm growth.

运用我们实地取得数据和已有关于利用现成资源文献，我们发展了企业利用现成资源正式，并引出关于利用现成资源和企业增长过程模型。

Aren't all membranes semi-permeable? That is, the whole point of a membrane is that it lets some things through and others not. Membranes by definition are permselective or semi-permeable barriers.

也就是说他认为所有膜都是半透，从来看就是选择透过或者半透结构。

Definition: Whole or cut, dried bark of Cinchona pubescens Vahl (Cinchona succirubra Pavon), of C. calisaya (Weddell), of C. ledgeriana (Moens ex Trimen) or of its varieties or hybrids.

本品为茜草科植物柔毛金鸡纳（鸡纳树）Cinchona pubescens Vahl (Cinchona succirubra Pavon)、白金鸡纳树C. calisaya (Weddell)、金鸡纳树C. ledgeriana (Moens ex Trimen)及其变种及杂交品种完整或切段干燥树皮。

Definition : A strophoid of a circle with the pole O at the centre of the circle and the fixed point P on the circumference of the circle.

在圆上环索线，以圆心为极点，圆周上一点为固点，所作出图形！

In this paper, we proved that the definition of a semilattice as a universal algebra and the definition of a semilattice as a partial ordered set are equivalent.

本文中，我们证明了作为泛代数半格与作为偏序集半格是等价。

Beginning with the basic concept and definition of version, bibliology and version of piano sonata literature, the subject will be collated to the category of bibliology.

本课题从版本、版本及钢琴文献之版本基本概念和入手，将研究厘于版本范畴之中。

Definition: Virgin olive oil is the fatty oil obtained by cold expression or other suitable mechanical means from the ripe drupes of Olea europaea L.

本品为自木樨科植物木樨榄（油橄榄）Olea europaea L.成熟核果经冷榨或其它适当机械方法得到脂肪油。

The link step resolves interfile dependencies, such as linking a function call in one file to a function definition contained in a second file.

链接步骤解决了文件间依赖，如将一个文件中函数调用链接到另一个文件中函数。

In this paper,we discuss definition of normal families of holomorphic function,analysis some connected conceptions,and obtain some normal rules of normal families of holomorphic function.

文章通过对全纯函数正规族和几个相关概念分析,得出全纯函数正规族几条正规则。

This paper introduces the definition and quality reqirement of supercalendered paper and practice and exploration of SC paper production in Jilin Bailu Paper Co.

本文介绍超级压光纸(SC纸)与质量要求以及白麓纸业生产超级压光纸实践与体会。

Definition: Refined sesame oil is the fatty oil obtained from the ripe seeds of Sesamum indicum L. by expression or extraction, then refined.

本品为自胡麻科植物芝麻Sesamum indicum L.成熟种子经压榨或提取后精炼得到。

In the teaching of Probability in senior high school lie obvious inadequacies in students' comprehension of Probability definition for Frequency and Equiprobability models.

在高中概率习中，生对概率频率与古典概型理解存在明显欠缺。

It elaborates the definitions of epimer and epimerization, states the applications of epimerization in medicine and pesticide,and points out its expansive prospect .

阐述了差向异构体和差向异构化。差向异构化技术在医药和农药中间体中应用广泛,前景广阔。