Russian standards PDF
Polished diamonds. Classification. Requirements for sorting and grading
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Adjustable speed electrical power drive systems. Part 1. General requirements. Rating specifications for low voltage adjustable speed DC power drive systems
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Polyolefin pipes for the conveyance of fluids. Determination of resistance to crack propagation. Test method for slow crack growth on notched pipes
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Plastics pipes and fittings. Peel decohesion test for polyethylene electrofusion assemblies of nominal outside diameter greater than or equal to 90 mm
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System of design documents for construction. Rules for the implementation of design documentation for internal systems and external water supply networks
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System of design documents for construction. Rules for the implementation of design documentation for internal systems and external sewerage networks
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