然后，分析了信用卡运作体系的网络外延性等特征以及三项主要原则。

Then it analyzes the network externalities of structure and its three principle rules.

youdao

然后，分析了信用卡运作体系的网络外延性等特征以及三项主要原则。

Then it analyzes the network externalities of structure and its three principle rules.

youdao