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Copper-zinc alloys. Method of spectral analysis of oxide specimens with photographic registration of spectrum
Document status: Active
Agar. Food grade. Specifications
Document status: Replaced by GOST 16280-2002
Trunk pipelines for oil and oil products transportation. Technical diagnosis. Basic principles
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Magnesial-аlumino-silikate proppants. Sрeсifiсations
Document status: Active