If you smell gas or see a broken line, shut off the main valve from the outside.
如果闻到煤气味儿，或看到管道破裂，要关掉从外面进屋煤气管道的主阀门。
Delivery stations and Gas Off-Take stations may continue to draw from the line pack.
出口站和排气站应可以继续从输送管抽液。
Delivery stations and Gas Off-Take stations may continue to draw from the line pack.
出口站和排气站应可以继续从输送管抽液。
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