为了简化计算过程，本文编制了城市燃气管网土地利用安全规划软件。
To simplify the calculation process, this paper develops software of land use safety planning for the city gas pipeline network.
详细阐述了指数评价法和模糊综合评审在城市燃气管网风险评价中的应用过程。
The application process that index risk assessment and the fuzzy comprehensive assessment method are applied to safe management of city gas pipeline is given.
为了调和这种矛盾，本文开展了针对城市燃气管网第三方破坏风险评价技术的研究。
In order to reconcile this contradiction, the paper conducted in city gas pipeline risk evaluation of the third-party damage technical.
最后，以邯郸市城市燃气管网作为分析案例，对本文提出的风险评价方法进行了案例研究。
Finally, taking city gas network of Handan as an analysis case, it makes a case study on the proposed risk assessment method in this paper.
介绍了利用SCADA技术实现城市燃气管网监控、调度管理自动化的解决方案及系统主要功能。
The SCADA technique which is used in the solution of urban gas network's control and scheduling management automation and system main functions is introduced.
以辽宁省某城市为例，对城市燃气管网泄漏事故进行了统计，分析了事故的原因，提出了预防措施。
Taking a city of Liaoning province for example, statistics on leakage accidents of city gas network are made up, the accident causes are analyzed, and some preventive measures are put forward.
根据前面得到的研究成果和相关模型，利用VB 6.0构建起了城市燃气管网事故应急抢修决策支持系统的软件框架。
Developes emergency repairing decision support system software frame of urban gas pipeline accident according to previous research results and the relevant models by the use of VB6.0.
本文还详细论述了遗传算法在优化城市燃气管网规划设计中的应用原理及其实现步骤、方法以及城市燃气管网水力计算实现的原理及步骤；
Moreover, the paper has discussed steps and realization of applying Genetic Algorithms to planning urban gas distribution networks and of producing gas networks' hydraulic data.
以辽宁省为例，探讨了我国城市老燃气管网改造的必要性、存在的问题及改造措施。
Taking Liaoning Province for example, the necessity for reconstruction of municipal old gas network in China, the existing problems and the reconstruction measures are discussed.
以辽宁省为例，探讨了我国城市老燃气管网改造的必要性、存在的问题及改造措施。
Taking Liaoning Province for example, the necessity for reconstruction of municipal old gas network in China, the existing problems and the reconstruction measures are discussed.
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