Electronic commerce can improve international competition and develop market efficiently for enterprises. At the same time, ec brings new challenge to the traditional SCM theory and method.

电子商务是未来企业提高国际竞争力和拓展市场的有效方式，同时，电子商务也为传统的供应链管理理论与方法带来了新的挑战。

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This article fully expounds the relationship between electronic governance (EG) and electronic commerce (EC) from the perspective of their differences, their similarities and their interaction.

本文从电子政务与电子商务的异同点和相互作用入手，较为全面地论述了电子政务与电子商务的关系。

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METHODS: The traditional drug trading mode, the public bidding mode and the electronic commerce (EC) mode were analyzed and compared regarding their merits and demerits.

方法：对药品的传统交易方式、集中招投标交易方式和电子商务交易方式进行分析，并作优劣对比。

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