Russian standards PDF
Hook wrenches for round slotted nuts. Design and dimensions
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Nature protection. Hydrosphere. Utilization of water and water protection. Basic terms and definitions
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Fruits of coriander. Requirements for purchases and deliveries. Specifications
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Spectral slits and attachments to them. Types, basic parameters and dimensions. Technical requirements
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Iron ores, agglomerates and pellets. Method for determination of reductibility
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