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DIN EN ISO 10848-4:2018-02

Действует
Acoustics - Laboratory and field measurement of flanking transmission for airborne, impact and building service equipment sound between adjoining rooms - Part 4: Application to junctions with at least one Type A element (ISO 10848-4:2017); German version EN ISO 10848-4:2017 — 14 стр.
DIN EN ISO 10848-4:2018-02
Действует