Russian standards
Straight cutting edge grinders for flat knives. Norms of accuracy
Document status: Active
Light sources, artificial. Method of determining ultraviolet radiation density energy flow
Document status: Active
Jointed hook wrenches for circular spline nuts. Design and dimensions
Document status: Active
Nature protection. Atmosphere. Terms and definitions of emission from motor vehicles, tractors, agricultural machinery and road-building vehicles
Document status: Active
Nature protection. Atmosphere. Terms and definitions. For air pollution control
Document status: Active