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ISO 10467-2018 Plastics piping systems for pressure and non-pressure drainage and sewerage. Glass-reinforced therm... attachment 国际标准
API 570-2016 Piping Inspection Code: In-service Inspection, Rating, Repair, and Alteration of Piping Systems (FOUR... attachment 国外标准
ASME B31.4-2016 Pipeline Transportation Systems For Liquids And Slurries attachment 国外标准
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