Based on analysis of the contents and the relations of the cooperation management elements, a layered management model with multi-tuple called MOCD: (UI, CDMS, RCM) is provided.

• 本文对协作管理要素的内容及其间关系进行了分析，提出了协同设计的分层管理元组结构模式MOCD：（UI，CDMS， RCM）。