![石油化工厂际管道工程技术标准 [附条文说明] GB\T51359-2019](https://wvw.xuejiunet.com/wp-content/uploads/2019/08/29142836926.jpg)
石油化工厂际管道工程技术标准 [附条文说明] GB\T51359-2019
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石油天然气工业管线输送系统用钢管 GB\T9711-2017
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钢质管道内检测开挖验证规范 Q\SY05267-2016
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设备及管道绝热设计导则 GB\T8175-2008
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公众电信网优先呼叫技术要求第2部分：CDMA网络 YD\T2638.2-2018
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焊接钢管尺寸及单位长度重量 GB\T21835-2008
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液化天然气接收站能力核定方法 SY\T7434-2018
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石油天然气钻采设备地面油气混输泵 GB\T26507-2019
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