Repository administrator: This role is responsible for the physical management of the repository and can be combined with any other role.

储存库管理员：该角色对储存库的物理管理负责，并且可以与其他任意的角色联合工作。

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The model consists of five layers which are environment support layer, running platform support layer, physical management layer, mapping layer, and application layer.

该模型分为五个层，即：环境支持层、运行平台支持层、物理管理层、映射层和应用层，并具体讨论了每一层的功能和开发方法。

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Some system administrators run a single virtual server on a piece of physical hardware for ease of management.

一些系统管理员为了方便管理，他们在一块物理硬盘上使用单一的虚拟服务器。

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Novell users have been pressing Cisco to enable strong NDS ties because they have already deployed Novell's directory and are anxious to use it as a physical network management tool.

CNN: Cisco to sign up for NDS

Whatever Singapore's advantage in management and physical plant, Thailand holds a trump card in its tourist trade.

FORBES: Regions

Create a written IT security policy that identifies critical assets and defines policies for physical security, account management, and backup and recovery among other areas.

FORBES: Do You Really Need Cyber Liability Insurance?