We install gas piping and tubings, perform alterations, cylinder changes, and maintenance.
也进行气体管道铺设的工程、改造工程、容器装设工作和管理。
The compositions of high efficient epoxy adhesive and its application in repairing of gas piping were introduced in this article.
介绍了高效环氧胶粘剂的配制及其在煤气管道修补中的应用效果。
Analyzes the coal gas piping to leak of reasons, introduces the coal gas piping to leak of first-aid repair the methods and regulation.
分析了煤气管道泄漏的原因，介绍了煤气管道泄漏的抢修方法和注意事项。
Taking the processing the welding seam qualification rate can be increased and also ensured the welding quality in gas piping construction.
采用此工艺可提高焊缝检验合格率，保证燃气管道施工的焊接质量。
The gas reducing valve outlet structure comprises a gas piping connected on an air outlet, the gas piping is connected with the air outlet through a quick joint.
该气体减压阀的出口结构包括连接在出气口上的输气管，所述输气管通过快速接头与出气口连接。
The break-up of the gas piping, the letting out of liquefied petroleum gas, the bursting of the running water pipe, calamity accident caused in subside of road surface and bridge,etc.
煤气管道破裂、液化石油气泄漏、自来水爆裂、路面桥梁塌陷等引起的灾害事故；
The author proposes to properly increase the flue gas piping diameter of a high temperature boiler with a view to enhancing the drying capacity of the said coal pulverization system.
本文提出适当加大现有的高温炉烟管道直径的方法，用以提高制粉系统的干燥出力。
The gas flow piping of this equipment has been particularly described. The gas composition and design parameters, gas piping operating principle and its characteristics have been introduced.
该装置的气体控制路部分，介绍了气体成分及设计参数，气路工作原理以及本设计的特点。
There have been two options: piping the gas to the Lower 48, or to a West Coast port, from which it would be shipped to Asia in the form of liquefied natural gas.
现在他们有两个选择：将天然气通到美国48个州或者美国西海岸，在美国西海岸可以将天然气液化然后运往亚洲。
Demand is strong for steel piping in the North American oil and gas industry, but regulators will study the deal to see if there are any implications for energy security.
北美石油和天然气行业对钢管的需求比较强劲，但监管机构将调查研究，以决定此项收购是否对能源安全产生影响。
To prevent cryogenic liquids or cold gas from being trapped in piping between valves, equip the piping with pressure-relief devices.
为了防止低温液体或低温气体积聚在阀门之间的管道内，要给管道配备减压装置。
To prevent cryogenic liquids or cold gas from being trapped in piping between valves, the piping should be equipped with pressure relief devices.
为了防止低温液体或低温气体积聚在阀门之间的管道内，要给管道配备减压装置。
Soft start valves are used to throttle the gas flow in roughing lines. They prevent turbulences in piping and containers, particulate contamination in vacuum installations.
软启动阀适用于在粗加工过程中调节燃气气流，能防止管道和容器中的气体动荡、真空装置的微粒污染等。
Based on the experience of the author, a method, by using water and gas, of blowing from top to purge piping was presented in this article.
根据作者在管道试压和吹扫中的经验，介绍一种使用气水联合顶吹方式对碳钢管道进行试压和吹扫的方法。
Once the piping system passes the pressure test, sweeping shall be carried out prior to the gas leakage test.
管道系统压力试验之后，气体泄漏性试验之前，应进行系统吹扫。
This paper describes different hydraulic characteristics of piping of gas gathering station, compared to one of long distance gas pipeline.
本文介绍了天然气集输站场管路与长输干线水力特性的区别。
Two stage gold amalgamation cold vapor atomic adsorption spectrometry method was used to determine the content of mercury in piping gas of Guiyang city.
采用二次金汞齐-冷原子吸收光谱法对贵阳市城市民用管道煤气中汞含量进行了测定。
6although the vacuum piping system passes the gas leakage test it shall also bear a test of vacuum degree prior to the linkage trial run of the vacuum system.
6真空管道在气体泄漏性试验合格后，真空系统联动试运转时，还应进行真空度试验。
According to the gas station environment, a conventional cooling pond is changed to a park landscape pond by reforming the circulating cooling process piping.
根据厂站环境情况，将普通冷却水池改造成园林景观水池，对循环冷却工艺管道做相应改造。
This paper gives a summary introduction to the inspection processes and result records in the piping test in the Hainan gas processing plant, and also makes some suggestions on the piping test.
本文对海南气体处理厂主体工程中管线试压的检验方法和结果的记录作了总结性介绍；并对管线压力试验提出几点建议。
The reasons of quantity difference between supply and marketing for city piping gas are analyzed, and the measures of decreasing it are discussed.
分析了城市管道燃气产生供销差的原因，探讨了缩小供销差的措施。
Passive films on the flow piping of oil and gas are easy to damage by HCO 3 - so as to bring about fail of pipeline and heavy loss.
油气输送管道表面的钝化膜易遭受HCO-3破坏，从而引起管道报废造成重大损失。
Oil and gas refineries explode when rigid piping cracks.
当刚性管出现裂纹，油和瓦斯精炼厂就会发生爆炸。
When the deluge valve installed on the offshore oil and gas production facility fire water system is suddenly closed, the deluge distribution piping will generate water hammer effect.
海上油气生产设施消防喷淋管线，在喷淋阀突然关闭时会产生水锤效应。
After gas program and piping system of multi purpose gas furnace were reformed technically, remarkable changes have taken place in many aspects and considerable benefit has been created.
对多用炉的气氛方案和管道系统进行技术改造，在各方面都产生明显的变化，创造了可观的效益。
Introduce methods and principle of piping design at inlet of flue gas mechanics.
介绍烟机入口管道设计的方法及原则。
The analytical study on the gas pulsation and piping vibration in a natural gas pipeline was presented, based on which the measures are suggested to control the excessive vibration.
对存在严重振动问题的某天然气压缩机的进气管路进行了气流脉动和管道振动分析，提出了管路调整措施。
This article makes some plan and correlation theory to reduce natural gas compressor "s piping vibration. It makes much sense to reduce gas pulse."
提出了减小天然气压缩机管道振动的结构方案及其相关理论，对消减气流脉动具有重要意义。
This article makes some plan and correlation theory to reduce natural gas compressor "s piping vibration. It makes much sense to reduce gas pulse."
提出了减小天然气压缩机管道振动的结构方案及其相关理论，对消减气流脉动具有重要意义。
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