现在成为人们话题的是EDI，这是电子数据交换系统。

People now become the topic is EDI, which is the electronic data interchange system.

youdao

接着对电子公文交换系统进行了总体分析。

Then the electronic document exchange system for the overall analysis.

youdao

接着对电子公文交换系统进行了总体分析。

Then the electronic document exchange system for the overall analysis.

youdao