GOST R IEC 61191-3-2019

Acoustics. Laboratory measurement of sound insulation of building elements. Part 1. Measurement of airborne sound insulation

Printing types. Type families 'Kudriashovskaya entsiklopedicheskaya' and 'Kudriashovskaya entsiklopedicheskaya rublenaya' ( for alphabets of Russian and roman graphic bases). Range of application. Design. Base line. Characters per 4 picas

Dependability in technics. Methodology for communication network dependability assessment and assurance

Methods for the petrographic analysis of coals. Part 4. Method of determining microlithotype, carbominerite and minerite composition

Preservation of cultural heritage objects. Preservation and emergency restoration work on the monuments of wooden architecture. General requirements

Optical fibres. Part 1-41. Measurement methods and test procedures. Bandwidth