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Refractory products with a true porosity of less than 45 %. Method for determination of permanent change in dimensions on heating
Document status: Active
System of building design documents. Rules for execution of working documents of interior electric lighting
Document status: Replaced by GOST 21.608-2021
Remote sensing of the Earth from space. Products and services of remote sensing of the Earth from space. General requirements
Document status: Active
Rare-earth metals and their oxides. Method of determination of manganese
Document status: Active