Russian standards PDF
Seeds of hornbeam, linden and some tree species of limited spread. Sowing characteristics. Specifications
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Connector tees for tube connections on external cone. Construction and dimensions
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Zirconium containing refractory materials and products. Methods for determination of aluminium oxide
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Refractory containing refractory materials and products. Methods for determination of calcium oxide
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Provision of technological efficiency of design production. General requirements
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Unified system for technological preparation of production. General rules of provision of technological efficiency of design of
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