您要查找的是不是：
- Gas system: gas pipe line from the joint at 1m from the workshop outside wall to industrial furnaces. 燃气系统:从车间外墙外1米处的接点至工业炉的燃气管道。
- This article illuminates the method and application of vertical down welding for gas pipe line,which ensures the welding quality and meets the requirement of pipe design. 对立向下焊接技术的应用情况加以说明,并阐述此方法是如何保证长输管线的焊接质量,满足管道设计技术要求的。
- Design of Indoors Air Gas Pipe Line 室内燃气管道的设计
- man- made gas pipe line net building 人工煤气管网
- China has Gwadar getting ready and India will have to think of oil and gas pipe lines from Central Asia via Afghanistan and from Iran all via Pakistan. 中国已瓜达尔准备和印度将不得不认为，石油和天然气管道从中亚经阿富汗和从伊朗途经巴基斯坦所有。
- indoors air gas pipe line net building 室内燃气管道
- Natural Gas Pipe Line Entering Household Project of Qiemo County 新疆且末县天然气输气管道及入户项目
- Application of vertical down welding for gas pipe line 天然气长输管道下向焊接技术的应用
- buried PE gas pipe 燃气用埋地聚乙烯管
- We stopped the leak in the gas pipe by means of lead. 我们用铅堵塞了煤气管上的漏洞。
- The workmen exposed the gas pipe. 工人们挖开地面使煤气管露出。
- Connect the gas stove with the gas pipe. 将煤气炉和煤气管接起来。
- Half the road surface is being taken up to lay new gas pipes. 人们挖开半个路面以铺设新的煤气管道。
- The workman plugged the hole in the gas pipe. 工人把煤气管上的洞塞住。
- Exploration and Practice of Jiamusi City Man-made Gas Pipe Line Transfer Into Indoors Air Gas Pipe Line Net 佳木斯市人工煤气管网置换成天然气的探索与实践
- The workman plugged the hole in the gas pipe . 工人把煤气管上的洞塞住。
- Where does the cooker connect with the gas pipe. 炊具与煤气管在哪儿相连?
- They connected the gas to the gas pipe. 他们把煤气炉与煤气管连接起来了。
- He connected the gas stove with gas pipe. 他把煤气和接在煤气炉上。
- Debris in pipe line is too fine to be trapped by strainer. 管线内的碎片太细小导致过滤器无法截留。
