分析了《城镇燃气设计规范》与国内外标准的异同。
The sameness and difference between Code for Design of City Gas Engineering and internal and external standards are analyzed.
由于天然气供不应求，应将有限的天然气优先用于城镇燃气。
The limited natural gas should be used preferably as city gas because demand exceeds supply.
目前，国内外城镇燃气普遍采用的加臭剂为四氢噻吩(THT)。
At present, domestic and foreign cities and towns gas commonly used agent for odorization tetrahydrothiophene (THT).
城镇燃气管道和炼油、化工等企业厂区内管道的保护，不适用本法。
This Law does not apply to the protection of urban gas pipelines, and pipelines within the factory areas of oil refining, petro-chemical and other enterprises.
民用爆炸品、放射性物品、核能物质和城镇燃气的经营，不适用本办法。
The present Measures shall not apply to the operation of explosives, radioactive materials, nuclear energy materials to be used for civil purpose and urban gas.
分析了我国煤制气的现状，介绍了城镇燃气设计规范煤制气部分修编的主要内容。
The present situation of coal gas in China is analyzed, and the principal revised contents of the coal gas chapter of Code for Design of City Gas Engineering is introduced.
探讨了作为城镇燃气的矿井气中甲烷的最低体积分数，以便于更充分地利用矿井气。
The lowest volume fraction of methane in mine drainage gas used as town gas is discussed to fully utilize mine drainage gas.
分析了利用天然气的途径——发电、生产合成原料气、工业用燃料、汽车燃料、城镇燃气。
The ways of natural gas utilization-power generation, production of synthetic raw material gas, industrial fuel, vehicle fuel and city gas are analyzed.
本文主要介绍了聚乙烯城镇供水、城镇燃气和建筑给水管道的连接方法、技术要求和熔接接头质量检查。
The paper introduces the joint method and technology requirement and inspection of polyethylene(PE) pipeline for water and fuel gas supply.
论述了城镇埋地燃气管道外防腐层的综合检测方法与分级评价方法。
The comprehensive detection method and the classification evaluation method for external anticorrosion coating of municipal buried gas pipeline are discussed.
分析了城镇地下燃气管道遭受第三方影响所致事故，建立了相应事故树模型。
Faults caused by third party effect on city underground gas pipeline are analyzed, and the relevant fault tree model is established.
对燃气管道强度试验的介质与压力进行了多角度的分析和探讨，提出了城镇三、四级地区高压燃气管道强度试验试验介质与压力的确定方法。
The determination methods of media and pressure for strength test of high-pressure gas pipeline in class 3 and class 4 locations of city are put forward.
对燃气管道强度试验的介质与压力进行了多角度的分析和探讨，提出了城镇三、四级地区高压燃气管道强度试验试验介质与压力的确定方法。
The determination methods of media and pressure for strength test of high-pressure gas pipeline in class 3 and class 4 locations of city are put forward.
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