文中详细叙述了开发柔性嵌入式软件所必需的三项关键技术，即层次化技术、框架技术和可复用构件技术。
This paper particularly narrates three key technologies for developing flexible embedded software, which are arrangement technology, frameworks technology and reusable component technology.
软件构件技术是支持软件复用的核心技术，可复用构件的设计、开发和使用可以提高软件的质量、降低开发的成本。
Software component technology is the core technology that support software reuse, the design, development and use of reusable component can improve software quality, reduce development costs.
基于构件的软件开发已成为软件工程化开发的重要趋势，可复用构件产品的质量和可靠性是决定软件系统质量和可靠性的关键。
Componentbased software development has already become an important trend. The quality and reliability of reusable components are the key basis of a software system.
提出了一个新的构件检索算法“利用UML设计模型信息进行可复用构件查询”，并将它和刻面查询算法合成后应用于实际系统中。
It proposes a new search algorithm namely "reusable component search algorithm with information of UML design model". Combined with facet search algorithm, it is used in a practical system.
提出了一个新的构件检索算法“利用UML设计模型信息进行可复用构件查询”，并将它和刻面查询算法合成后应用于实际系统中。
It proposes a new search algorithm namely "reusable component search algorithm with information of UML design model". Combined with facet search algorithm, it is used in a practical system.
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