The separation of portal data into multiple domains provides more options for operators to establish a distributed portal operation.
将门户数据分隔到多个域可以为操作人员建立分布式门户操作提供更多的选项。
2
These tiers could categorize methods of operation in conjunction with safety improvements such as separation of passenger and freight traffic and advanced train control systems.
这些安全措施包括将客运流量与货运流量隔离，升级列车控制系统等。
3
That's part of the clean separation between the model (the data and the operation on the data, such as submitting it to a server) and the view.