The delivery of messages using a reliable transport mechanism is a fundamental component for middleware in e-business systems, and a needed technology in enterprise computing.
采用可靠的传输机制的消息传递是电子商务系统中中间件的基本组件，也是企业计算所必需的技术。
Absrtact: as a key step of the sale based e-commerce, freight-computing is important to the service quality of some e-commerce enterprise.
摘要：在我国电子商务飞速发展的情况下，运费计算作为电子商务销售的一个环节，其便利性对提高电子商务企业的服务品质特别重要。
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