... gas supply;气体供应 gas supply line;气体供应管路 gas supply line shutoff valve failure;气体供应管路停供阀故障 ...
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gas supply line valve 气体供应管路阀
the high-pressure gas supply line 高压气供应线
carrier gas supply line 载气供应线
The buried-pipe laying of steel natural gas line concerns entire urban gas supply system and the safety of people's lives and properties.
钢质天然气管道埋地敷设工程关系到整个城市供气系统和人民生命财产的安全。
This is not only symbolic, but also pragmatic, although the west line gas supply contract prepared for long may not be signed.
此行既有象征性,又有务实性,尽管筹备已久的西线供气合同未必会签署。
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