GOST 27331-87

Mining equipment. Multifunctional safety systems of the coal mines. Terms and definitions

State system for ensuring the uniformity of measurements. Acoustic emission devices, information and measuring systems and complexes. Verification procedure

Remote control for railway energy supply system. General specifications

Information technology. Telecommunications and information exchange between systems. 34-pole DTE/DCE interface connector. Mateability dimension and contact number assignments

Forwarders. Definitions and specifications

Ammonium nitrate and fertilizers on its base. Method for determination of copper content