A randomizing algorithm distributes load across any number of servers that form a logicalservice.
一个随机算法会分配负载到任意数量的服务器，让它们组成一个逻辑服务。
2
The browser-oriented components provide either a logicalservice to a web page or visualization for users.
面向浏览器类型的构件为面向用户的网页或可视化界面提供了一种逻辑性的服务。
3
port3 provides the same logicalservice as port1 and port2 (same logical interface), but with a different binding (for example, it might be SOAP/MQ instead of SOAP/HTTP).