As the bottom layer of the ODFDOM hierarchical structure, it provides direct access to the physical storage in the ODF package, such as XML streams, pictures, and embedded objects.
它是ODFDOM层次化结构中最低的一层，它提供对odfdom包中的物理存储的直接访问，比如xml流、图像和嵌入的对象。
The services layer provides a service as a single point of access and can help the gradual physical consolidation of the implementers of that service over time.
服务层以单一访问点的形式提供服务，并且可以帮助逐步对服务的实现者进行物理合并。
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.
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。
This caching layer optimizes access to the physical devices by keeping data around for a short time (or speculatively read ahead so that the data is available when needed).
这个缓存层通过将数据保留一段时间(或者随即预先读取数据以便在需要是就可用)优化了对物理设备的访问。
The communication protocol is designed in term of three layers: Physical layer, Media Access Control layer and Logic Link Control layer.
本通信协议分为物理层、介质访问控制层和逻辑链路控制层三层设计。
The media access control (MAC) protocol of mobile Ad Hoc networks (MANETs) is closely-related with its physics layer, most MAC protocols request the capability of carrier sense in physical layer.
无线自组网的介质访问控制(MAC)协议是与物理层密切相关的，大多数MAC协议都要求物理层具备载波感知能力。
The physical random acceSS procedure described below is invoked whenever a higher layer reqUEsts transmission of a meSSage on the RACH.
任何时候高层请求在RACH上发送一条消息时就会调用下面描述的物理随机接入过程。
The PHY (physical layer) provides the electrical and mechanical interface between the device and the cable and ensures that all devices have fair access to the bus.
物理层为设备提供了一个物理和电气接口，保证总线上的所有设备都能公平地访问总线。
The logical layer allocates a buffer to use to write data to a storage device. The physical layer manages access to the storage device.
逻辑层分配了一个用来写数据到存储设备的缓冲区，物理层管理对存储设备的访问。
After system synchronization, the mobile stations identify the connected cell through a physical layer characteristic, and perform initial access to the system.
在系统同步后，移动台通过物理层特征标识连接的小区，并执行到系统的初始接入。
Because of the ability to combat multipath interference and high spectral efficiency, OFDM has become the first choice of physical layer technology in future broadband wireless access systems.
OFDM技术以其良好的抗多径干扰能力和高频谱利用率成为未来宽带无线接入系统的首选物理层技术。
Because of the ability to combat multipath interference and high spectral efficiency, OFDM has become the first choice of physical layer technology in future broadband wireless access systems.
OFDM技术以其良好的抗多径干扰能力和高频谱利用率成为未来宽带无线接入系统的首选物理层技术。
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