非循环图,无圈图;
The inheritance hierarchy is actually a directed acyclic graph.
注意:继承实际上是开放的层次关系.
End-to-end network is modeled as a directed acyclic graph, and transformed into a segmented form.
端到端网络被当作源点与汇点间的有向无圈图, 转换成分段形式.
The inheritance hierarchy is a actually a directed acyclic graph.
注意:继承实际上是分级的不闭合的层次关系.
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