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Food and food additives. General directions for the determinations of nitrogen by the kjeldahl method
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Hydraulic turbines, storage pumps and pump-turbines. Cavitation pitting evaluation. Part 1. Evaluation in reaction turbines, storage pumps and pump-turbines
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The best available techniques. Materials for the manufacture of glass-forming machine parts based on cast iron. Technical specifications
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Nature protection. Landscapes. Terms and definitions
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