GOST 1652.3-77

System of design documents for construction. Rules for execution of design documents for systems of internal electrical installations, power supply networks and outdoor electrical lighting

System of design documents for construction. Elements of sanitary engineering systems-symbols

Asphaltic concrete mixtures for roads and airdromes, tar concrete mixtures for roads, asphaltic concrete and tar concrete. Methods of testing

Dissectors. Signal-to-noise ratio measurement method

Prevailing torque type hexagon nuts (with non-metallic insert). Property classes 5, 8 and 10. Specifications

Public catering. General requirements for prefabricate enterprises