Unified system of corrosion and ageing protection Rubbers. Accelerated test method for resistance to attack by liquid corrosive media during rotation under frictional condition
Basic supporting structures of radioelectronic means. Part 2-4. Sectional specification. Interface co-ordination dimensions for the 25 mm equipment practice. Adaptation dimensions for subracks or chassis applicable in cabinets or racks in accordance with IEC 60297-3-100 (19 in)