GOST 21276-75

State system for ensuring the uniformity of measurements. Measuring instruments of volume flow of oil and oil products. Tests, verification and calibration with application of turbopiston installations

Safety in emergencies. Elimination оf emergencies. General requirements

Occupational safety standards system. Hearing protectors. Subjective method for the measurement of sound attenuation

Resilient shaft couplings. Information to be supplied by users and manufactures

Best available techniques. The structure of the information and technical reference book

Milling cutters. Terms and definitions