This article discusses the general method of new separation process development directed by the relationship of technology experience degree and time.
笔者着重以技术熟练程度与时间关系为指导，对新分离过程开发的一般方法进行探讨。
The process principle and mass transfer mechanism of membrane separation are studied. The technique present situation, operation characters, application and development are reviewed.
简要论述了液膜分离技术的过程原理、 传质机理，介绍了该技术的研究现状。操作特点及其应用与发展前景。
To overcome the shortcomings of the separation of product design process and project development process, a systematic project scheduling methodology for complex product development is submitted.
为了克服传统的产品工程设计过程与项目开发过程相分割对产品项目开发整体绩效的不良影响，本文提出了一种复杂产品开发项目系统化管理方法。
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