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Guidelines for treated wastewater use for irrigation projects. Part 4. Monitoring
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Hard-facing materials. Method of molybdenum determination
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Flexible manufacturing modules and machining centres. Workholding pallets. Basic and coupling dimensions
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United power system and isolated power systems. Operative-dispatch management. Automatic limitation of the frequency reduction in case of emergency shortage of active power. Norms and requirements
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Unified system of corrosion and ageing protection. Metallic and non-metallic inorganic coatings. General requirements for selection
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