A key concept expressed in the architectural competition brief issued by the National Museum of Science and Technology for MegaMind was "accessibility" - in all senses of the word.

最强大脑的建筑竞赛设计纲要由国家科技博物馆发布，其中表达的关键概念是“易接近性”——涵盖了所有的感官表达。

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The paper searches the concept and meaning of the system, puts forward the composition and the key technology of the system, and develops the prototype system of the system.

为适应这种发展趋势，本文探索了客户驱动产品定制系统的概念与意义，提出了客户驱动产品定制系统的体系结构，指出了其关键技术，并开发了客户驱动定制的原形系统。

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It also discussed the concept, characteristics and key technology of active collaboration, pointing out that its primary characteristics are active sense, active analysis and active performance.

探讨了主动式协同的概念、特点以及关键技术，指出主动式协同的特点是主动感知、主动分析、主动执行。

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