In this paper we mainly discuss the first two moments of the ruin time T 、recovery time ~ ( = 1 , 2 , ) and the sum of recovery time ~ in the compound binomial model by renewal method and martingale method when the initial surplurs is u .
主要通过更新方法和鞅方法来讨论复合二项模型中破产时刻T、第i次恢复时间~(=1,2,)及总恢复时间~在初始额u下的前两阶矩,其主要依赖于破产严重性的分布。
The factor which effects the semiconductor device s response speed and recovery time is discussed.
提出了在现代高功率微波技术发展的条件下 ,军用雷达接收机保护技术发展的新需求 ,给出了高功率微波 (HPM)短脉冲雷达接收机保护装置的性能指标和指标体系的确定方法 ,探讨了影响半导体器件响应速度和恢复时间的因素与改善方法。
An active Q-switching circuit using a transformer is described for reducing the recovery time of NQR probes.
介绍了一种用于主动减小NQR探头恢复时间的Q值变换电路,它利用MOE-FET控制变Q电路与探头电路的耦合,并通过变压器增加与电感线圈串联的阻抗值以达到改变Q值的目的。
The analysis show that the protections and security equipments may work abnormally and the power system requirements may change during different steps of restoration.
对黑启动过程中系统运行特性的变化及其对继电保护和安全自动装置动作特性的影响进行了分析,指出在系统恢复的不同阶段中,由于运行条件发生极大变化,保护和安全自动装置的动作特性也可能随之发生变化,导致部分装置会误动或者不动,失去了原有的作用,甚至阻碍了系统的恢复,严重时将导致系统再次崩溃。
Through analyzing and comparing many published papers associated with Petri net applications,a concise and systematic survey is made from several specific areas involved,including fault diagnosis,power system restoration,distribution network reconfiguration,unit commitment,power network topology analysis,reliability analysis,protective relay modeling and hybrid power systems.
通过收集和整理国内外相关学术期刊和会议论文集中已发表的数十篇有关Petri网在电力系统中应用研究方面的学术论文,按故障诊断、系统恢复、配电系统重构、机组组合、网络拓扑分析、可靠性分析、继电保护建模与混杂电力系统分析等方面分别进行了分类述评。
Combining general technological methods the paper mainly probes into several techniques of system restoration in applicable to LAN.
现在通过一定的软硬件管理保护手段可以大大减少管理员工作量,结合常见的技术方法,探讨了几种适宜在局域网中使用的系统恢复技术。
This paper investigates several specific system restoration cases of foreign power systems and the experience gained from them, which will help other utilities to develop restoration schedules.
电网发生部分乃至全部停电事故后 ,系统恢复目标是在尽可能短的时间内对尽可能多的负荷恢复供电。
glare recovery time curve
眩光视觉恢复时间曲线
differential input overload recovery time
差动输入过载恢复时间
common-mode-input overload recovery time
共模输入过载恢复时间
reverse recovery time
反向恢复时间-反向阻断晶体闸流管的
Study on TCP connection recovery time from link blockage in SOTM
“动中通”中TCP连接“阴影”恢复时间的研究
After the ligation Vs begian to come back 30 min later,while Ve came back slower;
结扎30min后局部心肌收缩速度Vs有一定程度恢复,Ve恢复时间晚于Vs。
His injuries have returned as there was insufficient recovery time between matches.
由于比赛间隔时间太短，缺乏足够的恢复时间，他的伤又复发了。
In the group with compressing teat of the facial nerve for 5 seconds, the recovery period of nerve excitability conduction and blink reflex was (60.75±45.3)h.
压迫面神经5s组,神经兴奋性传导恢复时间和瞬目反射恢复时间都是(60.7±45.3)h;
After a certain time interval it comes to rest again.
在某时间间隔后它又重新恢复静止。
Point in time restore will halt the restoration of transaction log entries recorded after the specified date and time.
时点恢复将阻止在指定日期和时间之后记录的事务日志项的恢复。
a return to normal working hours, old habits
正常工作时间、 旧习惯的恢复.
I need time to get my breath after running.
我奔跑后需要有时间让呼吸恢复正常。
The body needs time to rest and recover.
身体需要一段时间的休息和恢复。
It's going to be some time before I recover my full strength.
还要一些时间我才能完全恢复体力。
the recovery of the forest after the fire was surprisingly rapid.
经济秩序的恢复需要时间。
It took a long time for him to repair his health.
他过了好长时间才恢复健康。
Production has returned to normal after only one yar.
（只用一年时间，生产就恢复正常了。）
Production returned to normal after only one year.
只用了一年时间，生产就恢复正常了。
