Russian standards PDF
Seal-less centrifugal pumps. Technical requiremets. Class II
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Agricultural machinery. Machines for primary processing of flax trusts. Test methods
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Agricultural machinery. Machinery for harvesting of grapes of technical grades. Test methods
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Agricultural machinery. Methods of economic evaluation
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Palladium. Methods of atomic-emission analysis with arc excitement of a range
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Breaking systems of wheeled agricultural tractors. Safety requirements and control methods
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