作

The reflection coefficient and refraction coefficient are also given; the analysis shows the versatility of the principle of least action ,Snell s law and Fresnell s law in the research on the left-handed material,and the negative refraction effect is explained.

研究了电磁波在左右手介质界面折射与反射的特性，给出了折射系数和反射系数，从另外一个方面探讨了最小作用量原理在左手材料中的适用性；从电动力学和最小作用量原理证明了Snell定律，验证了Snell定律在左手材料中的适用性，并且得到Fresnell公式在左右手材料中的一致性。

The essay dwells systematically upon the main content of "Foundation ofEconomic Analysis",a representative work by Paul A.Samuelson,a famousAmerican economist and the first US Nobel prizer in economics.Based on thisanalysis the author makes an objective evaluation upon Samuelson's theory andanalytical approaches as well as his influence upon the modern cconomics of,theWest.

本文对美国著名经济学家、美国第一个诺贝尔经济学奖获得者保罗·A·萨缪尔森的代表作《经济分析基础》的主要内容作了系统的概括性分析，并在此基础上，对萨缪尔森的理论和分析方法及其对现代西方经济学的影响作了客观的的评价。

Chapter two is a report on prokaryotic expression of structure Protein genes from SARS-CoV and generation of specific antibodies.

第一章对SARS-CoV 近年的研究进展作了简要综述，并对本研究的背景和目的意义作了简要介绍。

A performance or return promise is bargained for if it is sought by the promisor in exchange for his promise and is given by the promisee in exchange for that promise.

受诺人的履行或诺言是磋商交换的对象，指诺言人为了得到它而以自己的诺言作交换，受诺人付出它是为了与诺言人的诺言作交换。

The appropriate dose of radiation mutation was measured for maize, green gram, rice bean,proso millet...

测出了玉米、绿豆、红小豆、黍子、芝麻、大葱、银瓜，以VID_(50)作指标和山楂、玫瑰以GRD_(50)作指标的辐射诱变适宜剂量。

The study continued previous studies of image segmentation. It brought many kinds of interpretative knowledge of different land-use type and image processing tools together and found out why image segmentation can not be fully automated. During the process of study, repeated provability and enhancement of the original theoretic framework were also be done well.

本研究延续以往对区格化研究的成果，搜集各种不同地物类型的判释知识及与区格化相关之影像处理工具，以系统实作的方式，深入了解区格化未能达到完全自动化的瓶颈所在，并於实作过程中反覆对前人所提之理论架构进行验证及补强。

Marine extracts of wakame, sea lettuce, and sea fennel, provide vitamins A, C, E and Provitamin B nourish and protect the skin.

除了可作面霜、打底霜外，还可以作面膜使用，肌肤每日喝"8杯水"和吸收多种海洋矿物精华及维他命A，C，E，复合维他命B，保护肌肤清透水盈一整天。

This treatise presents the overall technical plan and design of the semi-active laser proximity fuze, which will be applied for 37 mm antiaircraft guns.

本论文以37 mm口径高炮为平台，对半主动式激光近炸引信从总体上作了研究和设计：从激光发射机、激光的大气传输、激光接收机到引信的信号处理电路、执行电路都作了详细分析，同时提出了在半主动式激光近炸引信条件下的激光探测和目标识别原理。

He said to push back inside yourself to test them.

他说，在你的内心对它们作反推、作检验。

First, the method of establishing TW-index is introduced in detail. Then the window query based on the TW-index is expounded. Second, the methods and procedures of establishing TW-index and window query during appending data dynamically are presented.

本文对TW-索引的建立过程作了详细地介绍，并对基于TW-索引的窗口查询作了阐述；同时，讨论了当数据处于动态更新时TW-索引的建立及查询方法。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。