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Seals. Design and dimensions
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Sealing cups. Design and dimensions
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Ears for sealing. Design and dimensions
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Sealing details. General specifications
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Lines for packing liquid for production into glass bottles. Types and basic parameters
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Conveyor belts and equipment
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Public catering services. Enterprises of public catering. Classification and general requirements
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Services of public catering. Requirements to the personnel
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Public catering. General requirements for prefabricate enterprises
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