for example, depending on the system, this class can access a physical device.

select this option if you frequently switch between devices (for example, between a physical device and its emulator).

如果需要经常在各个设备之间切换（例如，在物理设备和它的模拟器之间），请选择此选项。

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pdd a physical device driver.

物理设备驱动器。

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name of the physical device.

物理设备的名称。

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you can perform this walkthrough targeting either an emulator or a physical device.

可以针对仿真程序或物理设备执行本演练。

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the intrusion detection sensor is also in this list, and it is triggered when tampering of the physical device is detected.

入侵检测传感器也在此列表中，当检测到物理设备被干扰时将触发该传感器。

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and how flexible in adding a new physical device to the existing system.

向现有系统添加一个新的物理设备的灵活性如何？

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when the cluster service on the forming node starts, it first tries to bring online the physical device designated as quorum disk.

当集群服务开始建立节点，它首先将指定为Quorum盘的物理设备上线。

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device coordinates are the coordinates used by the physical device being drawn on, such as a screen or a printer.

设备坐标系是在其上进行绘制的物理设备（如屏幕或打印机）所使用的坐标系。

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in windows, an object represents an individual process, a section of shared memory, or a physical device.

在Windows中，对象代表单个进程、一段共享内存或一个物理设备。

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sp_addumpdevice does not perform any access to the physical device.

sp_addumpdevice不执行对物理设备的任何访问。

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the first level consists of the performance object, which is a unit that can model a physical device or abstract component in a system.

第一级包括性能对象，它是可以为物理设备建模，或者抽象系统中组件的单元。

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if this mode is enabled, each physical device is treated as a desktop.

反之如果启用了此模式，则每个物理设置都被当作一个桌面。

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device coordinates are the coordinates used by the physical device being drawn on, such as a screen or sheet of paper.

设备坐标系是在其上进行绘制的物理设备（如屏幕或纸张）所使用的坐标系。

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the operator can assign a physical device to a logical device name through this command, as.

正如在第二章里所描述的，操作员通过这个命令，能把一个物理设备分配给一个逻辑设备名。

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traditionally, "gateway" is a term that describes a physical device that connects two incompatible networks.

通常，“网关”一词用于表示连接两个不兼容网络的物理设备。

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defining a logical backup device involves assigning a logical name to a physical device.

定义逻辑备份设备涉及为物理设备分配逻辑名称。

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and that's really important, because there's no reason in this day and age that we should be conforming to a physical device.

这很重要，因为在当今这个时代没有理由我们应当屈就一个设备。

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device dynamic exchange module allowed virtual machine to re- orientation to the physical device dynamically.

设备动态交换模块允许虚拟机重新动态地定向到物理设备。

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the never-changing mac provides a specific, reliable address for a physical device.

而永不变化的MAC地址给物理设备提供了一个独特可靠的地址。

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if the physical device exists and the init option is not specified in the backup statement, the backup is appended to the device.

如果存在物理设备且BACKUP语句中未指定INIT选项，则备份将追加到该设备。

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