Russian standards PDF
Phosphorus and inorganic phosphorus compounds. Method of whiteness degree determination
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Alloy cast iron. Methods for determination of chromium content
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Watch greases. Method for the determination of colloid stability
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Periodic sections produced by cross-helical rolling for turret shaft of lathe, Model 1341. Dimensions
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Periodic sections produced by cross-helical rolling for journals of flour-grinding rolls. Dimensions
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