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Opening elements of light-transparent structural constructions. General specifications
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Dark petroleum products. Determination of sulfur content by combustion in an air jet
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Diamond grinding wheels peripheral wheel shape 14A1. Basic dimensions
Document status: Withdrawn
Nanotechnologies. Nanopowder of calcium carbonate. Basic characteristics and methods for determination
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Seeds of forest trees and shrubs. The methods of the phytopatological analysis
Document status: Active