gas engineering meaning in Chinese

煤气工程
气体工程

Standard for petroleum and natural gas engineering drawings
石油天然气工程制图标准
Code for construction and acceptance of city indoor gas engineering
城镇燃气室内工程施工及验收规范
Fire prevention code for crude oil and natural gas engineering design
原油和天然气工程设计防火规范
Code for design of city gas engineering
城镇燃气设计规范
Oil and natural gas engineering
石油与天然气工程

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