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Solid electrical insulating materials. Methods of test for volume resistivity and surface resistivity
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Alloys and foundry alloys of rare metals. Method for determination of samarium
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Hydro electric power plants. Part 2-2. Hydrogenerators. Procedure for evaluating technical condition
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Cylindrical helical compression (tension) springs made of round steel. Designation of parameters, methods for determination of dimensions
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Metal forging machines. General requirements for conditions and methods of accuracy measuring
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