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Sealing devices of screw joints with round cross-section rubber rings. Screw part. Construction and dimensions
Document status: Active
Basic norms of interchangeability. Dimensioning and tolerancing for non-rigid parts
Document status: Withdrawn
Ship`s navigation aids and instruments. Terms and definitions
Document status: Active
Hard coals and anthracites (medium and high rank coals). Codification
Document status: Active
United power system and isolated power systems. Relay protection and automation. Automatic emergency control of electric power systems. Automatic unloading devices in case of power overload. Norms and requirements
Document status: Active
