Ceiling linings and suspended ceilings with gypsum plasterboards - Part 2: Verification of the load-carrying capacity of metal sub-constructions and metal suspending rods— 7 стр.
Geometrical product specifications (GPS) - "GO" screw ring gauges for ISO metric screw threads - Part 1: Nominal diameter from 1 mm up to 200 mm, general purpose— 10 стр.
