书的物理介质不太可能发生变化。
根本不需要使用物理介质。
这可能是创建系统备份的一种灵活方法，而且不需要物理介质。
This can be a flexible way to make system backups without the need for physical media.
他们想象存在一种充满整个空间的物理介质——以太。
They imagined the existence of a physical medium - the ether - filling all of space.
食品中可能引起潜在健康问题的生物、化学或物理介质。
A biological, chemical or physical agent in or on food with the potential to cause an adverse health effect.
与使用物理介质相比，把映像放在磁盘上更容易访问，可以更快地装载它们。
Having the images on disk makes them easy to access and faster to load than using physical media.
但是我建议使用虚拟化软件测试iso，而不要实际将它们烧制到物理介质上。
But I'd recommend using virtualization software to test the ISO without actually burning them onto physical media.
存储目标检查CRC和Ref标签，如果正确，就在物理介质上存储数据块和DIF。
The storage target validates the CRC and Ref tag and, if correct, stores both the data block and DIF on the physical media.
如您所知，许可证是一个很复杂的法律问题，而且经常没有实际的物理介质交付。
As you know, license is a complex legal problem and most time do not have physical products be delivered, so some small resellers cannot get a correct understanding or may give you a wrong solution.
Mozy能够保存文件的先前版本，为恢复文件提供方便。除了可以在线下载之前的备份文件，您还可以付费申请一份物理介质存储的备份版本。
Mozy stores previous versions of your files for easy restoration, and in addition to restoring all your files by downloading them, you can also order a backup on physical media for a fee.
因此，尽管可以在物理接口上修改介质速度和双工模式，但是要在逻辑接口上设置IP地址和子网。
So, although you can change the media speed and duplex on the physical interface, you set up the IP address and subnet on the logical interface.
它将各种文件系统连接到不同的物理存储介质。
It joins disparate file systems of differing types to different physical storage mediums.
这种人工材料可以玩弄物理定律：超介质可以以不同寻常的方式弯曲光和声音。
These manmade materials play with the laws of physics; their meta-structures bend light and sound in unusual ways.
因为您不在现场，所以无法通过装载物理aix介质在NIM存储库中添加软件，或者使用LPAR作为专用设备。
As you are not on site, you have no way of loading the physical AIX media to add the software to the NIM repository or for the LPAR to use as a dedicated device.
通过使用基于可恢复介质（例如物理的DASD）的事务日志来完成这个目标。
This is achieved by using a transactional log, based on a recoverable media (such as physical DASD).
链路层(link layer)提供了通信介质的物理接口(例如以太网设备)。
The link layer provides the physical interface to the communication medium (such as an Ethernet device).
原因是这不过是一个物理规律,描述了流体或者其他介质中粒子的热量传递。
The reason for that is basically physics of how heat is transported between particles in fluid, or actually any medium.
事实上，任何尝试在物理上破坏设备的举动都会禁用它以及所有内部介质，此时设备会处理所有实用程序和函数。
In fact, any attempt to physically compromise the appliance disables it and all internal media, at which point the appliance possesses all the utility and function of a brick.
链路层是指提供对物理层访问的设备驱动程序，这可以是各种介质，例如串口链路或以太网设备。
The link layer refers to the device drivers providing access to the physical layer, which could be numerous mediums, such as serial links or Ethernet devices.
网络类型独立性包括同时在同一物理传输介质上支持不同的协议。
Network type independence includes support for different protocols simultaneously on the same physical transport.
本文以清楚的物理概念，依据经典力学原理建立了两相介质完整的动力学非线性方程组。
Based on clear physical concepts, complete nonlinear dynamic equations of two-phase media are derived by using classic mechanical principle directly.
介质故障是磁盘，导致读失败或写入运行数据库所需磁盘文件失败的一个物理问题。
A media failure is a physical problem with a disk that causes a failure of a read from or write to a disk file that is required to run the database.
因此，异向介质大爆炸模型中光的路径代表了一个粒子处于空间和时间之中的寿命，这就是物理学家称之为“世界线”的东西。
Therefore, to the big bang model different medium in the light path represents a particle in space and time, this is the life among physicists call "world line" things.
通过自制的专用电容器，采用电容测量仪测电容的方法，在物理实验中开设液体电介质的相对介电常数的测量实验。
This article introduces a method to measure the relative dielectric constant of liquid dielectrics in physical experiments, with a special capacitor made by ourself.
不仅破坏了流体的连续性、降低了介质的物理特性，而且引起振动和噪声。
It not only damages flow continuity and reduces medium physical performance, but also induces vibration and noise.
利用地震波的信息，研究各向异性介质的物理性质对深入探究地球内部结构有着重要的作用。
It is important to study the physical property of anisotropic media using the information of seismic wave aimed at probing into the earth.
通过提取网络层和物理层中的一些信息，可以改进MAC(介质访问控制)层协议的设计。
The design of MAC protocol can be improved by extracting information in network and physical layers.
给出了有限颗粒法(FCM)的一个修正算法，用来模拟二维多孔介质中复杂的物理、生物化学输运现象。
A modified algorithm of finite cell method (FCM) is presented for simulating complex physical, biological and chemical transport in porous media.
给出了有限颗粒法(FCM)的一个修正算法，用来模拟二维多孔介质中复杂的物理、生物化学输运现象。
A modified algorithm of finite cell method (FCM) is presented for simulating complex physical, biological and chemical transport in porous media.
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