Robert L NortonDesign of MachineryISBN 9780077421717Copyright2014 by McGrawHill Education All Rights reserved No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including without limitation photocopying, recording, taping, or any database, information or retrieval system, without the prior written permission of the publisher This authorized English reprint is jointly published by McGrawHill Education and China Machine Press This edition is authorized for sale in the People’s Republic of China only, excluding Hong Kong SAR, Macao SAR and Taiwan Copyright2017 by McGrawHill Education 版权所有。未经出版人事先书面许可,对本出版物的任何部分不得以任何方式或途径复制或传播,包括但不限于复印、录制、录音,或者通过任何数据库、信息或可检索的系统。本授权英文影印版由麦格劳希尔(亚洲)教育出版公司和机械工业出版社合作出版。此版本经授权仅限在中华人民共和国境内(不包括香港特别行政区、澳门特别行政区和台湾地区)销售。