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GOST 25278.17-87
Alloys and foundry alloys of rare metals. Spectral ( with induction high-frequency plasma) method for determination of elements and impurities in alloys on the base of niobium
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€10
PNST 878-2023
Intelligent transport systems. Reference model architecture for the intellectual transport systems. Part 5. Requirements for architecture description in intellectual transport systems standards
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€25
