查询词典 a relay

Communication technology of a new type digital current differential protection relay is presented.

摘 要 介绍了一种新型数字式高压线路电流纵差保护装置的通信技术。

Consequently research on directional element applicable for EHV transmission lines has become a urgent task for current relay protection field.

因此，研究适用于高压输电线路的灵敏性更好、速度更快、可靠性更高的方向元件成为当前继电保护领域十分紧迫的任务，具有特别重要的意义。

As a result blimps, adjusted to hover at appropriate heights, are often used to relay data to and from satellites.

结果是被调整到盘旋在适当高度的飞艇，经常被用来作为接受和发送卫星信号的中转站。

As a result blimps, adjusted to hover at appropriate heights, are often used to relay data to and from satellites.

结果，这种小型飞船适应了在一定的高度盘旋，并且经常用于中转接收和发往卫星的数据。

As a result blimps , adjusted to hover at appropriate heights , are often used to relay data to and from satellites .

其结果是，经过调整后，能悬浮在适合高度的气球飞艇，通常被用来中转从卫星接收到和发往卫星的数据。

Online tuning and relatively light calculation burden due to directly coefficient setting by formula extend this scheme to be used for fast-running process and mechanical equipment, numerical simulation over a wide range of system parameter variation shows that the recommended scheme is superior to both traditional PDF designed by Phelans approach and relay feedback auto-tuning PID in terms of performance behavior.

本文通过基于继电反馈的自整定PDF控制和基于Phelan法的PDF控制及基于继电反馈的自整定PID控制的比较研究，表明所提出的控制方法具有良好的控制效果。

Online tuning and relatively light calculation burden due to directly coefficient setting by formula extend this scheme to be used for fast-running process and mechanical equipment, numerical simulation over a wide range of system parameter variation shows that the recommended scheme is superior to both traditional PDF designed by Phelan's approach and relay feedback auto-tuning PID in terms of performance behavior .

大量的数值仿真试验表明，该自整定PDF控制方法具有良好的控制效果和在线调节性能，具有设计公式简单、相对计算量小的特点，能够应用于快速变化的过程和机械设备中。本文通过基于继电反馈的自整定PDF控制和基于Phelan法的PDF控制及基于继电反馈的自整定PID控制的比较研究，表明所提出的控制方法具有良好的控制效果。

Straight placeeing the stop receives the mobile station 、The foundation stop signal is carried on the relay afterwards enlargeing fireing ,Thereby the cover blind area attain 、Aim of shadow zone ,As a result ,The consumer lower area of cipher code is living 、Expressway 、Conference heart 、Tunnel 、That some particular areas obtain the wide-ranging application awaited that in tourism district .

直放站接收移动台、基站的信号进行中继放大后发射，从而达到覆盖盲区、阴影区的目的，因而，在用户密度较低的区域、高速公路、会议中心、隧道、旅游区等一些特殊区域得到广泛的应用。

The torch relay lantern is made of 1000g fine silver plated by rhodium with a specification of 45mm×45mm×233mm, which is of the half size of the original and hangs in the propitious gate frame made of gold-plated alloy and wood conveying traditional Chinese culture.

以1000克足银精工制造，表层镀铑；火种灯悬挂于具有中华民族传统文化的吉祥门灯座上，吉祥门灯座为合金镀金和木材组合。

In this scheme, four PLLs are set in the condition of relay for frequency output.The frequency transform time is greatly compressed by the alternate work of four PLLs in comparison with the hop time for frequency transformation of a single PPL.

在本方案中，运用了四个锁相环进行接力式的频率输出，通过四个锁相环的交替工作，使得频率输出改变的时间较之通过单个锁相环改变锁相频率的跳频时间获得了大幅度的压缩。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。