煤气管道 meaning in Chinese

gas conduit
gas flue
gas line
gas pipe line
gas pipeline

Gas is leaking from the pipe .
煤气管道走气了。
Dynamic programming model of investment in gas piping
煤气管道费用的动态规划模型
Where does the cooker connect with the gas - pipe
煤气炉在什麽地方与煤气管道衔接
But back to the gas man ' s question
然而还是让我们回到那位煤气管道修理工问的问题吧。
Guides of laying for asbestos - cement water and gas pipelines
石棉水泥输水输煤气管道铺设指南

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