对PBE实践的使用提供了额外的指引，那和与其他模式的模式关系、执行的任务以及工作流计时(workflow timing)相关。
The use of the PBE Practice provides additional guidance in regards to pattern relationships to other patterns, tasks that are performed and workflow timing.
为了达到CDM和候选服务列表，SOA执行者完全可以自由地选择OO的设计实践、模式和技术或其他方法。
SOA practitioners are free to use OO design practice, patterns and techniques to help them them arrive at the CDM and candidate list of services or not.
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