The model of UML-BD is to hierarchize and modularize the UML model of discrete event system by using DEVS modeling technology.

是运用DEVS规范技术对离散事件系统UML进行层次化、块化。

Based on the submarine missile launcher's operational requirements and improving the level of standardize,communalize,serialize and modularize,discussed the problem of common frame launcher.

潜载导弹发射装置需求和提高标准化、通用化、系列化、块化这“四化”水平出发,探讨了发射装置共架问题。