How are the technical services organized and how does the application services or business service interact through these technical services in realizing business transactions?
技术服务如何组织，以及应用程序服务或业务服务在实现业务交易时如何与这些技术服务交互？
How are the technical services organized and how does the application services or business service interact through these technical services in realizing business transactions?
技术服务如何组织，以及应用程序服务或业务服务在实现业务交易时如何与这些技术服务交互？
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