GOST 26428-85

Group I, equipment protection level Ma intended to remain functional in atmosphere endangered by firedamp and/or coal dust

Automobile roads of general use. Crushed stone and gravel from rocks. Determination of the content of dust and clay particles

Electronics automated design systems. Information support. Electronics automated design systems. Information support. Technical characteristics of electronic components. Electrical connectors, electrical installation and connection products. Declarative knowledge specifications according to technical characteristics

State system for ensuring the uniformity of measurements. Frequency meters. Methods and means for verification

Round timber. Marking, grading, transportation, methods of measurement and acceptance

Textile materials for filtration of industrial aerosols. Method of determination of the dust mass concentration behind filter