Abstract:The MBD-based aviation first article inspection method is put forward, in order to achieve three-dimensional digital inspection. Based on the analysis of MBD technical application system, the aviation first article inspection standard is studied, key technologies of first article inspection in the MBD environment are pointed out, the difficulties and key points in the informatization and digitization of fi rst article inspection process are investigated, technique supports and guides for the implementation of MBD-based aviation fi rst article inspection system are provided.