Most rule systems group rules in rule sets that are predefined in tools or dynamically composed at run time.

大部分规则系统都将规则分组为规则集，规则集在工具中预定义或在运行时进行动态组合。

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Examples for the technologies that have to be introduced to the it landscape in those cases are portals, multi-channel architectures, or business rule systems.

这种情况下必须引入IT领域的技术示例，包括门户、多通道架构或者业务规则系统。

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Examples for the technologies that have to be introduced to the it landscape in those cases are portals, multi-channel architectures, or business rule systems.

这种情况下必须引入IT领域的技术示例，包括门户、多通道架构或者业务规则系统。

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