EFIS is a knowledge management platform supporting the entire life-cycle of railways planning, design, construction, operation and maintenance.
EFIS是一个支持铁路的规划，设计，建设，运作和维护这一完整生命周期内的知识管理平台。
Product life-cycle management(PLM)system can be used to manage the entire information chain in the development of analog ICs.
通过分析产品生命周期管理（PLM）的思想并结合制造企业现状和未来发展趋势，设计了面向PLM的产品设计资源集成系统方案。
PDM system provides the information management of the product entire life cycle, and constructs a concurrent collaborative environment for product design and manufacture in the whole enterprise.
PDM系统提供产品全生命周期的信息管理，并可在企业范围内为产品设计与制造建立一个并行化的协作环境。
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