Open-system environment reference model
(重定向自Open System Environment)
![Open System Environment Reference Model, 1995.[1]](/uploads/202501/31/Open_System_Environment_Reference_Model5850.jpg)

![Detailed DoD technical reference model of the TAFIM, is based on the Open System Environment model.[5]](/uploads/202501/31/Detailed_DoD_Technical_Reference_Model5851.jpg)
Open-system environment (OSE) reference model (RM) or OSE reference model (OSE/RM) is a 1990 reference models for enterprise architecture. It provides a framework for describing open system concepts and defining a lexicon of terms, that can be agreed upon generally by all interested parties.