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GOST 2.731-81
Unified system for design documentation. Graphic identifications in schemes. Electronic tubes and valves
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€10
GOST ISO 7720-2014
Prevailing torque type all-metal hexagon high nuts (style 2). Property class 9
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GOST 34730.3-2022
Household and similar electrical appliances. Test code for determination of airborne acoustical noise. Part 3. Determining and verifying declared noise emission values
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€10