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Essential oil floral and herbal raw material. Methods of sampling, moisture and impurities determination
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Welding of pipes with tube grids of heat exchangers made of alloys of grades PT-7M and PT-3V. Typical technological process
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Materials and systems for the protection and repair of concrete structures. Requirements to steel reinforcement corrosion protection systems
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Hydraulic drives. Pumps. Acceptance rules and test methods
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