SCA将业务逻辑中有关访问技术、实现和协议的大量细节移动到中间件层中。

SCA moves many of the details of access technology, implementation, and protocols to the middleware layer - away from the business logic.

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叙述了自适应机制在中间件层实现的必要性，分析了传统面向对象中间件应用在移动计算环境中的不足。

Firstly the necessity of executing adaptation mechanism in middleware layer was DE - scribed. And then the disadvantage of using traditional object - oriented middleware in mobile domain was analyzed.

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