GA006-181-11

Basic Use Case Model

 

 Block with Four Parts

 

 Block Hierarchy

 

 One Level Activity Hierarchy

 

 

 

 

 One Level Block Hierarchy

 

 One Level Requirement Hierarchy

 

posted @ 2020-11-29 20:29  Huihh  阅读(45)  评论(0)    收藏  举报