GOST 21281-82

Polymer composites. Identification of polymer composites in electronic databases

Shunters and industrial diesel locomotives. Types and main parameters

Conformity assessment. Fundamentals of product certification and guidelines for product certification schemes

Equipment maintenance and repair system. Terms and definitions

Space systems. Fluid characteristics, sampling and methods of analysis. Part 13. Breathing air

Preservation of cultural heritage sites. Technological processes for preparing a section of scientific and design documentation. Restoration and adaptation project. Part 3. Stage «Working design and estimate documentation»