其它设计模式也在过程定义里也有一席之地，也就是维护和支持。

Other design patterns also have a place in process definition, namely maintenance and support.

youdao

其它设计模式也在过程定义里也有一席之地，也就是维护和支持。

Other design patterns also have a place in process definition, namely maintenance and support.

youdao