介绍

A review was presented of application of various chelating agents, such as EDTA、EDDS, to heavy-metal contaminated soils to stimulate phytoremediation of the soil in recent years. In addition, an introduction was made to the development of a new decomposable chelating agent, EDDS, and in the last part some existing problems were discussed and foci of the future study were prospected.

本文综合介绍了近年来EDTA等多种螯合剂在植物修复重金属污染土壤中的应用，同时介绍了一种新型易降解的螯合剂EDDS的研究进展，最后对存在的问题进行了讨论，并对未来的研究重点进行了展望。

Firstly, the development and application of surface defection detection and Iris recognition are described.

本文按以下章节介绍研究工作，第一章介绍了表面缺陷检测系统和虹膜识别系统的发展和应用。

The first is the introduction, which introduces the background and significance of topic ,and introduce the definiens of asset-banked securities and the development of asset-banked securities at home and abroad, and the studies of asset-banked securities, to point out that the study of the accounting for asset-banked securities and special purpose entities is a relatively unfamiliar topic in china ,which has not form a fairly complete theoretical system, and then describes the research methodology and the innovation of this paper .

论文共分五大部分，第一部分绪论介绍了选题背景和意义，介绍了资产证券化的涵义及国内外发展现状、国内外的研究综述，指出对资产证券化会计与特殊目的实体的研究在中国还属于比较陌生的课题，没有形成比较完善的理论体系，最后，就本文的研究方法及创新点作了初步论述。

The first section is to introduce some corresponding basic definiens and properties on the fractional calculous. The rest of the chapter is to present solving methods for the approximation solutions of the nonlinear fractional differential equations and their application.

首先介绍了本章涉及到的分数微积分的定义及其性质，然后介绍了非线性分数阶微分方程近似求解的方法及其应用。

In this part of thesis,the definiens, origin and development of CMEs are mentioned,and the preparations,types and characterization techniques of CMEs are introduced subsequently.In addition,the preparation methods and applications in electrochemical analysis of functional silica and polymer modified electrodes are detailedly reviewed.

本部分首先简单介绍了化学修饰电极的定义和来源与兴起，然后介绍了化学修饰电极的制备和类型以及表征方法，着重综述了功能化硅胶和聚合物修饰电极的制备方法及其在电分析化学中的应用。

It shows the classes and the definiens ofthe intangible assets .The appraisal methods play the role and itslocalization in appraisal works. It chiefly introduces the applicationof the present return value in evaluating the series of prescriptionsin a hospital.

在这一部分，介绍了无形资产的分类、概念，基本的评估方法及各种方法在评估无形资产中的作用和局限性；重点介绍了收益现值法在评估我省某一医院的一系列中药方中的应用，由于此系列药方应用情况不同，在评估中采用的方法也不尽相同，给评估造成一定的难度。

The present situation of the defrayal and clearing system in China This part is mainly about the systems of management , defrayal means and niter bank clearing .

对国外支付清算体系的介绍及与中国支付清算体系的比较共用了四节，主要介绍国际支付清算及国外银行支付清算体系，并将以美国为代表的支付清算体系与中国银行支付清算体系进行比较。

Firstly, we introduce the basic theory and methods for realization of SOFM. Subsequently we improve the arithmetic and implement the feature extraction of raw data using K-L translation, select the eigenvector. Combining C-avarage and ISODATA arithmetic, classify the eigenvector, according to the methods of this dissertation, in lower layer, set nerve cell and unite or delete nerve cells in middle layer, to improve the anti-huise- and robust.

论文首先介绍了SOFM的基本原理和实现方法，接着在其基础上对具体算法进行改进，用K-L变换对原始数据进行特征提取，选取出特征变量，结合C-均值和ISODATA算法对特征变量进行预分类，按照本文中介绍的方法在底层预置神经元，在中间层对神经原进行合并和删除，加强了该网络的抗干扰性和稳定性。

Demonstrative system development is on the basis of J2EE platform.

演示系统的开发是面向J2EE平台，所以在对改进过程的介绍过程中也是结合J2EE的特性介绍的。

This paper introduce a kind of flue gas denitration technology — selective catalytic reduction denitration technology, and the specialty of " core design technology + core product" of SCR in Longyuan Environmental Engineering company.

本文介绍了一种国内外主流的烟气脱硝技术—选择性催化还原脱硝技术，并且重点对龙源环保公司SCR烟气脱硝技术的"核心设计技术+核心产品"特点进行了介绍。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷