List of member states of the agreement, the national certification systems of which are recognised by the russian gosstandart
О признании сертификатов национальных систем стран - экспортеров |
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GOST 20910-90Refractory concrete. Specifications |
SNiP 3.03.01-87Load-Bearing and Enclosing Structures |
Rosstroy Письмо N БФ-77-9 от 28.01.92Letter of Minstroy RF N BF-77-9 of Jenuary 28, … |