在求一个数字矩阵A的特征值和特征向量时曾出现过-矩阵AE-A,我们 称它A为的特征矩阵这一节的主要结论是证明两个nxn数字矩阵A和B相似的 充要条件是它们的特征矩阵E-A和AE-B等价. 引理1如果有nxn数字矩阵PQ使 ME-A=(ME-B)

On behalf of the Empire State and the family of New York, I thank you for the great privilege of being able to address this convention. Please allow me to skip the stories and the poetry and the temptation to deal in nice but vague rhetoric. Let me instead use this valuable opportunity to deal immediately with questions that should determine this election and that we all know are vital to the American people

When Secretary General Hammarskjold’s invitation to address this General Assembly reached me in Bermuda, I was just beginning a series of conferences with the Prime Ministers and Foreign Ministers of Great Britain and of France. Our subject was some of the problems that beset our world. During the remainder of the Bermuda Conference, I had constantly in mind that ahead of me lay a great honor. That honor is mine today, as I stand here, privileged

I have requested this opportunity to talk to the people of Massachusetts about the tragedy which happened last Friday evening. This morning I entered a plea of guilty to the charge of leaving the scene of an accident. Prior to my appearance in court it would have been improper for me to comment on these matters. But tonight I am free to tell you what happened and to say what it means to me

本答案只可用做熟悉如何答题,可以根据答案进行修改,切记不可原文背诵 口语Part1范文: INTRODUCTION 1. Hello. Could you show me your identification card please? Hello. Sure, here you are 2. Could you tell me your full name please? My full name is XXX. I am also called by my English name, which is XXX

1 Introduction to Mechanical Engineering Design 3 2 Materials 31 3 Load and Stress Analysis 71 4 Deflection and Stiffness 147 Part 2 Failure Prevention 212 5 Failures Resulting from Static Loading 213 6 Fatigue Failure Resulting from Variable Loading 265 Part 3 Design of Mechanical Elements 358 7 Shafts and Shaft Components 359 8 Screws, Fasteners, and the Design of Nonpermanent Joints 409 9 Welding, Bonding, and the Design of Permanent Joints 475 10 Mechanical Springs 517 11 Rolling-Contact Bearings 569 12 Lubrication and Journal Bearings 617 13 Gears—General 673 14 Spur and Helical Gears 733 15 Bevel and Worm Gears 785 16 Clutches, Brakes, Couplings, and Flywheels 825 17 Flexible Mechanical Elements 879 18 Power Transmission Case Study 933 19 Finite-Element Analysis 953 20 Statistical Considerations 977

AN INTRODUCTION TO THE SYNTHESIS AND ANALYSIS OF MECHANISMS AND MACHINES

《Design and manufacturing（ME371、ME337）》课程教学资料：Reading material-Motors

Gantt chart Result of the survey Requirement analysis Conceptual design Design Sketch Conclusion

《Design and manufacturing（ME371、ME337）》课程教学资料：Potential Projects for Fall 2014