Suppose, along these lines, that A needs to communicate a particular kind of data set to B on a recurrent basis.
假设，遵循这样的路线，A 需要与 B 循环地就特定种类的数据集进行通信。
2
In Chapter Two, we discuss properties of the set of chainable points of a continuous self-map fon an impact metric space, especially those of chain recurrent points.