In the beginning, the city had a name, Urm, a smell (strong), and scarce anything else.

起初，这座城市有一个名字，Urm，有气味(很重)，但是没有其他任何东西。

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It explains a user role mapping (URM) method, designs and implements a rule engine which has been adopted by a real access control system.

描述了一种用户角色映射(urm)的方法，设计实现一种规则引擎，并将其应用于实际访问控制系统。

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What makes the zEnterprise more than "just another mainframe announcement, " says Forrester analyst Brad Day, is the software that bridges those platforms, what IBM calls its Unified Resource Manager (URM).

FORBES: Magazine Article