They say that their backward laser would, for example, make it much easier to scan the atmosphere for signs of methane in the case of a ruptured gas pipe.
他们说他们的后向激光可以，例如，在气体输运管道破裂的情况下使探测大气中的甲烷信号变得更容易。
The special hydraulic valve taking the place of the stopper for gas pipe has improved the efficiency, decreased the intensity and danger in the operation of gas.
在煤气管道上安装液压翻板阀，通过操作翻板代替人工抽堵盲板作业可以提高工作效率，降低劳动强度和作业危险性。
The gas pipe evaluation system survey of Shanghai North Gas Business Co.
文章叙述了上海市北燃气公司评估系统的概况。
The oil and gas pipe line through fault or landslide area is easy to be damaged by earthquake.
油气管道通过断层和滑坡地带，容易遭受地震破坏。
So it's very necessary to make integration of estimation for the service life of gas pipe network.
因此，有必要对燃气管道的使用寿命进行综合评价。
The heat-shrinkable sleeve (tape) could be used widely for protecting oil pipe and gas pipe from corrosion.
该专用料生产的热收缩套（带）产品可广泛用于钢质输油、输气管道的防腐补口、补伤。
And the simulation result can offer the theoretical gist for acoustic emission detection on gas pipe leakage.
模拟结果为管道气体泄漏的声发射检测提供依据。
Analysis result shows that the great temperature decrease in reaction oil and gas pipe inlet is the main cause.
经过分析后认为，入口处反应油气管温度下降幅度较大是造成反应油气入口结焦严重的根本原因。
The purpose, significance, content and method of natural gas pipe network programming in cities were introduced.
介绍了城市天然气管网规划工作的目的、意义、内容和方法。
A sensor which is applicable to test thickness of gas pipe wall based on electromagnetic flux leakage method is proposed.
提出了一种基于电磁式漏磁检测原理的传感器，用于煤气管道壁厚检测。
The installation of gas pipe elbows not only consumes a great deal of materials, but also increases the drainage resistance.
瓦斯管弯头的安设不仅消耗了大量材料，而且增加了抽放阻力。
According to current anticorrosion situation of underground gas pipe in our country, improvement measures are brought forward.
根据我国煤气埋地管道的防腐现状，提出了改进措施。
Studies and analyzes mechanical property, creep crack propagation resistance and melt strength of Qilu PE100 gas pipe speciality resin DGDB2480HBK.
对齐鲁PE100级燃气管专用料DGDB2480HBK的力学性能、耐慢速裂纹增长性能、熔体强度等进行了研究与分析。
The scope of application, superiority, safety measures and maintenance of buried PE gas pipe are discussed with an engineering practice in Jilin City.
结合吉林市的工程实际，论述了燃气用埋地聚乙烯管的适用范围、优越性、安全措施和维修。
Introduce the performance of every kind of gas pipe material and technology-economy comparison is made, how to choose pipe material reasonable is discussed.
介绍了各种燃气管材的性能，对各种管材作了技术经济比较，讨论了如何合理选择管材。
If the final discharged gas is led to return to a gas pipe, oxygen content inside a gas returning pipe is low, thereby guaranteeing safety and reducing gas loss.
如将最终外排气体引回煤气管，回气管内氧含量低，保证安全，并能减少煤气损失。
The gas pipe, made of stainless steel, shall be led into lab by running below ceiling or along the wall so that all gas pipes should be easily checked and maintained.
实验室气体管路主要材质为不锈钢，安装在天花板下方，沿着墙走，这样便于检查和维修。
The article summarizes main points of electronic identification system designing in gas pipe network by introducing constitutes, working principle, and characteristics.
文章通过电子标识系统的组成、工作原理、特征介绍，总结了电子标识系统在燃气管网设计上的要点。
These measures significantly reduce the resistance and laminar flow zone in the shell side. The gas pipe connection orientation on the shell side can be freely selected.
这些措施显著降低了壳程阻力和滞流区，壳程的气体接管方位可任意选定。
This paper analyzes the performance that the polyethylene lining resists the internal pressure of the pipeline at spanned gaps, during its insertion inside the old gas pipe.
分析了聚乙烯内衬管从旧燃气管道内穿插跨越管道缝隙处，聚乙烯内衬承受管道内压的性能。
Work to repair the damaged gas pipe was completed on Tuesday morning, but engineers have had to repressurise and test the system, as well as checking each individual property.
修复主管道的工作周二早上完成，但工程人员必须给管道试压验收，并且逐户检查。
The fault diagnosis system of natural gas pipe network based on GIS is composed of the basic function subsystem, comprehensive analysis subsystem and fault diagnosis subsystem.
基于GIS的天然气管网故障诊断系统由基本功能子系统、综合分析子系统以及故障诊断子系统组成。
Two routes can not be worn in the same tube, wire and heating, hot water, gas pipe between the parallel distance should not be less than 300mm, the cross should not be less than 100mm.
两路线不能穿同一管内，电线和暖气、热水、煤气管之间的平行距离不应小于300mm，交叉距离不应小于100mm。
It can be used in the laying of sewage, gas pipe or electric cable tunnel without opening the road surface, railroad or riverbed. It is of simple construction, easy operation and low cost.
它可不开挖跨路面、铁路和河流铺设下水道，煤气管和电缆管路等，结构简单、工作方便、施工费用低。
An urgent shutdown fault of a liquid-product air separation unit, due to water penetration into instrument gas pipe, is introduced. Corresponding treatment and precautions are also proposed.
文章介绍了一起因仪表气管道带水造成液体空分设备紧急停车的故障，提出了相应的处理和预防措施。
This paper deals with the relationship between the fault movement and the pipe line deformation and presents some opinions as to how to design a buried oil and gas pipe line through fault area.
本文讨论了断层运动和管道变形的关系，从而对过断层区的埋地管道的设计提出了几点意见。
Diesel engine, which was mixed with ethanol boiled by the preheated exhaust gas pipe and supplied into cylinder via air intake, was compared with the engine fueled only with diesel in this paper.
利用排气管温度加热汽化乙醇并通过进气管道供入气缸，与原机进行了性能对比试验。
Diesel engine, which was mixed with ethanol boiled by the preheated exhaust gas pipe and supplied into cylinder via air intake, was compared with the engine fueled only with diesel in this paper.
利用排气管温度加热汽化乙醇并通过进气管道供入气缸，与原机进行了性能对比试验。
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