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DC switches of voltage above 1000 V for traction substations and linear devices traction power railway. General specifications
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Cycles. Safety requirements for bicycles. Part 7. Wheels and rims test methods
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Metals and alloys. Rockwell hardness test under test low loads (using Super-Rockwell test)
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High-refractory mullite bricks for blast furnace bottom lining. Specifications
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Agricultural machinery. Sugar beet and fodder beet harvesting equipment. Safety
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