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Industrial gas-using equipment. Air heaters with air-flue gases mixing. General technical requirements
Document status: Cancelled
Bits for core exploratory drilling wells the big diameters. Types and main dimensions
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Water flow measurement in hydromelioration and water economics systems. Basic principles
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Water flow measurement in hydromelioration and water economics systems. Methods of water flow measurement. Classification
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Water flow measurement in hydromelioration and water economics system. Flow gauging structures. Classification
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