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Safety of power transformers, power supplies, reactors and similar products. Part 2-12. Particular requirements and tests for constant voltage transformers and power supply units for constant voltage
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Wooden products and structures. Thermally modified wood. Method for determining swelling
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Wrenches with connecting squares. Types and basic dimensions
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Space systems. Non-destructive testing. Magnetic ponderomotive testing method of Ni, NiCr platings
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State system for ensuring the uniformity of measurements. Light-emitting diode (LED) lamps, luminaires and modules. Methods of photometric and colorimetric characteristics measurement
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