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石油化工管道支吊架设计规范(附条文说明)
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石油化工钢制管道工程施工技术规程(附条文说明)
Technical specification for construction of steel piping in petrochemical industry
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石油化工仪表及管道隔离和吹洗设计规范(附条文说明)
Design specification for sealing and purging of instrument and tubing in petrochemical industry
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石油化工仪表供气设计规范(附条文说明)
Design specification for instrument air supply system in petrochemical industry
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多层金属波纹管膨胀节
Multiply metal bellows expansion joints
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石油化工钢制对焊管件
Steel butt-welding pipe fittings in petrochemical industry
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石油化工钢管尺寸系列
Series of steel pipe size in petrochemical lidustry
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石油化工管道设计器材选用规范(附条文说明)
Specification for piping material design selection in petrochemical industry
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石油化工给水排水管道设计规范
Specification for design of water supply and wastewater piping in petrochemical industry
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