This book presents a new, student-oriented perspective on the study of electromagnetic fields. It has been built from the ground up using: clear explanations of basic concepts (with coverage of vector analysis as needed), numerous exercises, worked examples, review questions, and chapter-ending summaries ( with equations) that effectively bridge the gap between formal theories ...(展开全部)

Including examples and problems throughout and background revision material where appropriate, this book introduces undergraduate students to the basic concepts of electrostatic and magnetostatic fields. It also covers Maxwell's equations, propagation, transmission and radiation, and includes chapters on the Finite Element and Finite Difference method. A CD containing many Mat...(展开全部)

This book is intended as a basic text for a two-semester sequence for undergraduate students desiring a fundamental comprehension of electromagnetic fields. The text can also be used for a one-semester course as long as the topics omitted do not resu1t in any loss of continuity or of student's preparation for ensuing chapters and courses. This text may also serve as a reference...(展开全部)

《应用艾略特波浪理论获利(珍藏版)》列举了很多直白易懂的例子，告诉读者怎样应用艾略特波浪理论。根据其多年运用艾略特波浪理论的经验，作者提出了以下有价值的内容：回顾了技术分析有效的原因和机理，展示了艾略特波浪理论适用的情形。 揭示了市场可能出现的基本形态和复杂形态，分析了一般情况下出现这些形态的市场条件。 概括了创建一个有效的交易系统的流程。 阐释了当市场不断通过价格、成交量等向你提供新信息时，不断修订交易系统的方法。 分析了怎样从多个时间周期来看市场，这样你就能知道会出现什么级别的价格折返以及可能的收益／风险情况。 Learn how to forecast the market with Elliott Wave Theory In Applying Elliott Wave Theory Profitably author Steven Pose...(展开全部)

On the morning of December 26, 2004, on the southern coast of Sri Lanka, Sonali Deraniyagala lost her parents, her husband, and her two young sons in the tsunami she miraculously survived. In this brave and searingly frank memoir, she describes those first horrifying moments and her long journey since. She has written an engrossing, unsentimental, beautifully poised account: as...(展开全部)

在這本沒有文字的繪本書裡，國際知名的藝術家suze lee說了一個簡單的故事，講述一個小女孩在沙灘上的一天。在十分簡單的小故事中，李的繪圖以活潑的水彩畫面呈現，創造出一個充滿歡樂和笑聲的生動故事。

还没想好

还没想好