事故分析

They found that more than 80% of the failures can be attributed to fatigue or fatigue related failures and most of them occur at the screwed joint of the drill collar.

石油管材研究所对近几年失效事故进行分析，有80％以上失效属于疲劳或与疲劳相关的失效，其中绝大部分发生在钻铤的螺纹联接处用。

In order to know the cause of the accidents, an investigation is taken and the failure analysis is carried out for one broken drill pipe.

为了搞清钻杆断裂原因，对空气钻井过程中钻具断裂事故进行了调查研究，并对一根断裂钻杆进行了失效分析。

The paper has also summarized and analyzed the regulation of China"s road traffic laws, and the status quo of the electronic bicycle"s traffic accidents.

论文总结分析了我国道路交通法律法规对电动自行车的规定，电动自行车交通事故现状。

Methods To analyze by reviewed 3 traffic accidents with 79 wounded had been given first-aid in our emergency ward.

对3起道路交通事故的救护过程进行回顾性分析总结。

Abstract］ Objective To summarize the experiences of the organization and administration in giving first-aid to the wounded of great crowd in emergency ward.

摘要］ 目的总结批伤员在急诊室救护的组织与管理经验方法对3起道路交通事故的救护过程进行回顾性分析总结。

In automobile electrical check process,frequently can meet exchanges the situation which the new fuse blows a fuse immediately,moreover these breakdowns processing and the inspection quite are generally complex,The automobile services and drives the personnel frequently to be unable to inspect,The partial personnel even use replace a larger capacity fuse to replace,Has created a bigger harm,Serious also can create the fire equipollent major accident,This article from inserts the fuse is the fuse principle analysis obtains,Key introduction overhaul method and method,Thus is faster accurately looks up the breakdown reason and the spot.

在汽车电路检查过程中，经常会遇到换上新的保险丝立即熔断的情况，而此类故障的处理与检查往往比较复杂，汽车维修与驾驶人员常常无从入手，有的甚至采用更换更大容量的保险丝代替，造成了更大的电器损害，严重的还会造成火灾等重大事故。本文从插保险丝即熔断的原理分析入手，重点介绍检修的方法和手段，以便更快速更准确地查到故障原因和部位。

Submarine structure ; risk assessment ; probability of accidents ; fuzzy event tree analysis

潜艇结构；风险分析；事故概率；模糊事件树

According to the self-organized criticality of complex power system, based on the theory of statistics and probability, an effective method to determine the blackouts caused by power grid cascading failures is proposed by using the theorem of maximum attraction field of extreme value distribution.

针对复杂电力系统的自组织临界性特点，基于概率统计基本理论，利用极值分布的最大吸引场定理提出一种分析电网连锁故障大停电事故的有效方法。

Indices, including average line loading, average line flow limit per MW served, line investment ratio are proposed to quantify the stress level of the system, while the probability distribution function of fractional load shed and total failure components, cascading failure frequency, and risk are used for the risk analysis of cascading blakcouts.

论文提出了网络利用率、单位平均投资和线路投资比等指标，对系统的临界水平进行量化；并采用连锁故障灾难度的概率分布函数、连锁停电事故频度和风险等指标分析电力系统的连锁故障风险。

General conditions of two freight car axle journal fracture accidents are introduced.

介绍了两起货车轴颈断裂事故的概况，对断口特征和断裂原因作了分析并提出防止对策、建议。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了