Russian standards PDF

Concrete refractories. Ultrasonic method of quality control

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Plain gauges for cylindrical holes and shafts. Types

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Caraway. Industrial raw material. Specifications

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Ceresin. Specifications

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Organic cationic dyes. Determinations of concentrations of shade

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Three-phase asynchronous motors. Voltage 6000 V. Power from 200 to 1000 kW. Power ranges and mounting dimensions

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