State system for ensuring the uniformity of measurements. Volume flow rate and quantity of natural gas. Measurements procedure (method) using volumetric diaphragm and fluidics gas meters
System of standards on information, librarianship and publishing. Cards for catalogs and files, model annotated card in edition. General requirements and publishing presentation
Pulp and paper production processes. Method for determination of absorbable organic halogen compounds (AOX) content in natural and waste waters of pulp and paper mills
