可靠性

This text aim at the neutral spot not connect the ground or through eliminate arc coil to conncect ground of connecting a ground of system, put out to connect a ground of electricity arc ability existently low and starts of the system occurrence Human body feeling electricity connect the ground to conduct electricity to press, the equipments inner part breaks down to connect the ground, having no problem of protect the ability.On the foundation of the thorough research protection method, put forward to change into above-mentioned system the protection project that the intelligence connects a ground of system movement.At the same time, introduced the intelligence to connect a ground of composing of system, the work principle, function and characteristicses and system to circulate the circumstance.

本文简要分析了我国配电网自动化的现状和面临的主要问题，指出合理、高效的配电系统网络结构是提高供电可靠性和供电质量的前提条件，本文在对国内现有配网方式进行全面分析的基础上，结合我国城网改造的目标的显状，提出了一种科学&田&字型接线，对其技术性、经济性和可靠性进行了论证，（分析了不同故障情况下系统如何完成故障的定位、隔离，网络的重构及负荷的转移，指出该方案具有很高的供电可靠性和相对较低的备用容量，是一种符合国情国力并能适应配网自动化发展的组网方案）；给出了适合该方案的不同控制模式并进行了优劣比较，指出集中远方控制模式划配网自动化发展的必然趋势；最后本文给出了该控制模式下的测控方式。

Promote the reliability maintain through a whole factory, raise the technique content of the equipments management, avoided the blindness of trouble maintain, lower the cost of the equipments maintenance, passed the reliability maintain also reduce various economy loss which is caused by planless cease work for equipments maintain not in time.

本论文的创新点主要是将可靠性理论应用到设备管理中，通过可靠性的质量指标可靠度来制定设备的维修时机，这在国内石化系统还是先例，因此，可靠性维修对于燕化炼油厂的设备管理有着重要的意义。

The use of the structure system reliability theory will remedy this defect , expand the research of structure reliability to the level of the structure system and enhance scientificalness of the reliability study.

结构体系可靠性理论的应用可以弥补这一缺陷，将结构可靠性的研究拓展到结构体系的层次，有利于提高可靠性研究的科学性。

Finally, a software reliability model based on unascertained theory is proposed in this paper.

软件可靠性模型作为可靠性评测的核心和关键，可用于软件生命周期的不同阶段，定量地估计和预测软件可靠性行为。

Finally, a reliability model of military information system software based on unascertained set theory and Bayesian Net was proposed.

将未确知集理论和贝叶斯网络应用于军事信息系统软件可靠性建模研究，采用其描述软构件失效特征，计算可靠性参数，并在此基础上构建了一个基于未确知集—贝叶斯网络的军事信息系统软件可靠性模型。

Based on reliability theory,a reliability model for dewatering system in underground mine is established.

利用可靠性工程理论，建立了矿井排水系统可靠性模型，并用其分析法确定排水泵的台数，提高了矿井排水系统可靠性和安全性，该方法也可应用到其它工程实践。

According to the topology of real network 's not always being close in , an improved disjointing algorithm for calculating the reliability of networks is put forward .

本文针对现实的网络图的非封闭性特点，对计算网络可靠性的不交化算法进行了改进，其主要思想就是根据网络图的最小路集把网络图分解成若干子图，求出这些子图各自的最小路集并对它们进行不交化运算求出所有子图的可靠性，进而求出整个网络图的可靠性。

Software reliability design,test and control are inosculated in modeling.

1概述如何反映软件在实现其功能时的可靠性组成结构变化对可靠性的影响，是软件可靠性建模亟待解决的问题。

On the basis of considering all kinds of using conditions, reliability analysis model and indicator evaluation system was introduced. Indexes weight was determined scientifically by using comprehensive evaluation obtained from combining a subjective evaluation weight with objective entropy weight. An effective evaluation of reliability level was made by fuzzy theory.

构建了纯电动轿车用异步电机驱动系统的可靠性分析模型，在综合衡量电机驱动系统使用条件的基础上引入可靠性指标评价体系，将主观评价权值同熵权客观权值相结合确定各指标的权重，并采用模糊理论对其可靠性水平作出有效评价。

Combining practice at Nanfen Open Pit and applying statistical analysis,the paper introduces the measuring,analyzing and calculating of reliability of three types of detonating points between detonating cord and nonel tube .

结合南芬露天矿的实际，运用统计分析的方法，对导爆索与导爆管3种类型的传爆结点可靠性进行抽样测试、分析与计算，初步确定了其3种类型传爆结点的可靠性指标，并对其可靠性进行了评价。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。