GOST 7937-74

Reagents. Ammonium molybdate. Specifications

Uniform provisions concerning the approval of headlamps for mopeds and vehicles treated as such

State system for ensuring the uniformity of measurements. State verification schedule for instruments measuring the content of components in liquid and solid substances and materials. Transfer of the units from the State Primary Standard based on coulometry

Steel cleats. Specifications

System of design documents for construction. Heat supply systems (thermomechanical part). Working drawings

Thyristors. Electrical parameters. Terms, definitions and letter symbols