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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
Document status: Active
Coating materials. Method for determination of coating flexibility in bending
Document status: Active
Galvanized wire nails for asbestos cement roofing. Specifications
Document status: Active
Diamond grinding wheels for processing glass of high quality and art. Specifications
Document status: Withdrawn
