GOST 25818-91

Rare-earth metals and their oxides. Method of determination of tantalum

Technical diagnostics. Determination of surface residual stresses by method of instrumental indentation. General requirements

Suction gauzes. Specifications

Metallic powders. Determination of particle size by dry sieving

Identification cards. Optical memory cards. Linear recording method. Part 1. Physical characteristics

State system for ensuring the uniformity of measurements. State special standard and state verification schedule for means measuring radiation field parameters of antenna systems with operating dimensions of apertures from 1,5 to 3,0 m at the frequency range from 2,5 to 40,0 GHz