Rail Transit and tunnel project more than 70 % of income.

Specifies whether the Frame Relay link becomes available automatically in a Frame Relay profile.

指定在框架转接配置文件中,框架转接连结是否会自动启用.

Physical failures of the frame relay interface are indicated by a loss-of-line signal.

帧中继接口的物理失效是由行信号丢失来指示的.

Frame relay is a network technology that has seen considerable expansion within the past few years.

帧中继是一项网络技术,在过去的几年中有了长足的发展.

For example, assume an example network that uses Frame Relay at the remote sites.

例如, 假设示例网络使用帧中继在远程站点.

Frame relay voice compression capabilities have increased along with the development of the frame relay technology.

帧中继话音压缩功能随帧中继技术的发展而得到增强.

Like ATM, frame relay is a connection-oriented service.

与ATM一样, 帧中继也是面向连接的服务.

Like ATM, frame relay a connection-oriented service.

与atm一样, 帧中继也是面向连接的服务.

D. This command is required for all Frame Relay configurations.

这个命令要求被配置为所有的帧中继配置.

X. 25 and Frame Relay are parts of the communication protocols.

25和帧中继功能是通信协议的一部分.

Relay protection and fault diagnosis is an important guarantee to safe running of power system.

继电保护和故障诊断是电力系统安全运行的重要保障之一.

Protocols are the foundation of data transmission in relay protection and fault information system.

规约是继电保护及故障信息系统数据传输的基础.

The abnormal relay-protection resulted from the static and dynamic gasket-consisted parasitic circuit is analyzed.

分析了两起分别由静态和动态垫片构成的寄生回路引起继电保护异常的现象.

Hidden failures of relay protection are the main cause of transmission lines cascading trips.

继电保护隐藏故障是造成输电线路连锁跳闸的主要原因.

The key to realizing feeders'fast relay protection is fast protection message exchange on multiple spots.

实现馈线的快速保护,关键是多点保护信息的快速交换.

WANG Wei-jian . Application of Relay Protection on Generator and Transformer. Beijing: China Electric Power Press, 2004.

王维俭. 发电机变压器继电保护应用. 北京: 中国电力出版社, 2004.

The most common form of protection on high voltage transmission systems is distance relay protection.

在高压传输系统中,应用最多的是距离保护.

WANG Wei-jian . Principle and Application of Main Electrical Equipment Relay Protection. Beijing: China Power Press, 1996.

王维俭. 电气主设备继电保护原理与应用. 北京: 中国电力出版社, 1996.

It is an important trend of relay protection to enhance the function of communication.

微机型保护网络化的发展趋势愈发凸显装置通信功能的重要性.

Owing to relay protection acts promptly, extracted signals are including abundant harmonious, high-frequency and damping-periodic components.

由于保护的速动性, 提取的信号中除含有工频、丰富的谐波分量 、 高频外,还有衰减的非周期分量.

HE Jiali . Relay protection of power system. Beijing: China Power Press, 1994.

贺家李. 电力系统继电保护原理. 北京: 中国电力出版社, 1994.