GOST 9254-77

Noise of machines. Measurement of emission sound pressure levels at a work station and at other specified positions. Engineering method in an essentially free field over a reflecting plane

Thread forming screws with round head for metals and plastics. Construction and dimensions

Transport sea fleet technical exploitation. Terms and definitions

Refractory alumosilicate mortars. Specifications

Electric energy. Electromagnetic compatibility of technical equipment. Control and monitoring of electric power quality in the public power supply systems

Cut flowers. Perpetual carnations. Specifications