Model Guidelines for Protecting Heat Supply System Pipelines Against External Corrosion.
Типовая инструкция по защите трубопроводов тепловых сетей от наружной коррозии. |
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MinCom 124Safety Instructions for Megaohmmeter Operations |
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RD 52-24-476-95Practices of Measuring the Mass Concentration … |
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SP 32-101-95Projecting-Building-Foundations-Piers … |