Refractories. Method for determination of bulk density, apparent and true porosity, water absorption
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Non-destructive testing. Forgings from ferrous and non-ferrous metals. Ultrasonic methods of flaw detection
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Capillary non-destructive inspection. Terms and definitions
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Safety valves of steam and hot-water boilers. Technical requirements
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Soils. Determination methods of seasonable depth of freezing
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