Electronic Commerce Prentice Hall © 2006 2 Learning Objectives 1. Define mobile commerce and understand its relationship to e-commerce. 2. Understand the mobile computing environment that supports m-commerce. 3. Describe the four major types of wireless telecommunications networks

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Provide for data logging, remote control and automatic action-pneumatic electro￾pneumatic, and electronic equipment, self￾regulating apparatus, etc. The chapter will give a general instruction above system and function. The other chapters of the book focus on the oil handling devices onboard

电子支付（Electronic payment）是以 计算机和通信技术为手段，通过计算机网 络系统以电子信息传递形式实现的货币支 付与资金流通

Public Law and Legal Theory Abusive Trademark Litigation and the Shrinking Doctrine of Consumer Confusion: Rethinking Trademark Paradigms in the Context of Entertainment Media and Cyberspace By: Kevin J. Greene Harvard Journal of Law and Public Policy, Vol. 27 (forthcoming) This paper can be downloaded without charge from the Social Science Research Network Electronic Paper Collection at:

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8.1 正弦波振荡电路 8.2 电压比较器 8.3 非正弦波发生电路