GOST 8998-74

Acoustics. Sound-scattering properties of surfaces. Part 1. Measurement of the random-incidence scattering coefficient in a reverberation room

Balancing machines. Symbols for front panels

Safety in emergencies. Safe city. Data exchange with external information. General requirements

Section electrical insulating fiber-glass reinforced plastics. General specifications

Manganese ores, concentrates and agglomerates. Methods for the determination of manganese dioxide

Reciprocating internal combustion engines. Safety requirements for engines, intended for use in potentially explosive atmospheres. Part 2. Group I engines for use in underground workings susceptible to fired amp and/or combustible dust