back flashover是什么意思

用法例句

Guangxi thunder positioning and real—time monitoring system abased on Web GIS;

基于Web GIS的广西雷电实时监测系统

Primary Analysis on the Damage of Thunder and Thunder Observation;

浅谈雷电危害及雷电监测

Aiming at ceaseless development of computer technique,it introduces the approach of thunder s intruding computery across voltage,bring forward the preventing measures of thunder s intruding computery across voltage,at the same time discuss the character of mutual earthing system,to give some help in the lightningproof work of computery.

针对计算机技术的不断发展,介绍了雷电过电压侵入计算机系统的途径,提出了由线路进入系统过电压的防护措施,同时探讨了共用接地系统的特点,以帮助人们做好计算机系统的防雷工作。

Studies of construction of lightning monitoring and location system of Ningxia and its applications;

宁夏雷电监测定位系统及其应用研究

The analysis of lightning intruding wave overvoltage along 330kV transmission line in 750kV Yinchuandong substation;

750kV银川东变电站330kV线路雷电侵入波过电压分析

The Lightning Resistance Methods during the Electro-explosive Design and Storage;

电爆装置设计与贮存中的抗雷电措施

Multi-parameter fast large-capacity data acquisition and analysis system for thunder and lightning;

雷电多参量快速大容量数据采集和分析系统

Through investigating on the equipment of network system which suffered from the thunder and Lightning damage,this article finds out the relation between the thunder and lightning damaging the equipment of network system and the power of ground resistance of the power supply system s neutral point,and the install position,etc.

通过对受雷电损害的网络系统设备进行调查,发现了雷电对网络系统设备的损害与所在供电系统中性点接地电阻大小、设备安装位置等因素有关,并通过分析雷电入侵网络系统的途径,本着实用、低成本等原则,从技术和管理两个方面提出了预防雷电入侵室内危害网络设备的措施。

We introduce the effect of thunder and lightning electromagnetic pulse on electronic information system in this paper and give protection ways of electronic information system from thunder.

介绍了雷电电磁脉冲对电子信息系统的影响,通过分析给出电子信息系统防雷方法。

The Harm of Thunderbolt to Logging Instrument and Their Protection;

雷电对录井仪器设备的危害及其防护

The mechanism analysis and means of against thunderbolt damage;

雷电危害的机理分析与防护措施

The article introduces the thunderboh s forming,categories,danger,attack tracks,and some measures to prevent thunderbolt,and brings forward some opinions and suggestions for water conservancy engineering to prevent thunderbolt ac- cording to its practical situation.

文章介绍了雷电的形成、种类、危害性、侵袭途径以及防雷电的主要措施,并结合水利工程实际,给出了防雷的意见和建议。

This essay analyzes the origin of lightning and thunderstorm,the types of lighting strike and the harmfulness of lightning strike and i.

雷电灾害是气象自然灾害的一个组成部分。

The energy and LEMP of lighting often bring about flight accidents of the aircrafts, and almost of the accidents are disasters.

雷电能量和雷电电磁脉冲使得飞行事故时有发生,这些事故大多是灾难性的,它严重影响着航空航天的安全。

This paper analyzes the basic features of the lightning and the present situation of the electronic equipment in primary departments, points out that the abnormal grounding method is the direct reason of inducing the lightning disaster.

分析了雷电的基本特性及基层部门电子设备的现状,指出不规范的接地方式是诱发雷电灾害的直接原因。

Characteristics of temporal and spatial distribution of lightning disasters are given according to the analysis of lightning disaster data from 2000 to 2007.

通过对2000~2007年的雷电灾害资料进行分析,给出我省雷电灾害的时空分布特征;分析了城市雷电灾害的成因;对典型城市雷灾个例进行了研究,提出一些防雷减灾措施。

An index system of lightning disaster assessment in Beijing is established based the disaster network analysis.

在灾情网络分析的基础上,建立了北京市雷电灾害的灾情评估指标体系。