邮政产业属于传统意义上的自然垄断产业，具有明显的网络特性。

The postal industry is a traditional natural monopoly industry with obvious network characteristics.

youdao

邮政产业属于传统意义上的自然垄断产业，具有明显的网络特性。

The postal industry is a traditional natural monopoly industry with obvious network characteristics.

youdao