BS430
Helineeldumistegur (ehitusakustika)
Sound absorption coefficient (building acoustics)
L2
DEFINITION · EN
equivalent sound absorption area of a test specimen divided by the area of the test specimen
ExamplesEN 12354-6:2003
CONNECTED ↘
ÜlemkoodBAkustilised omadused
last_edited: 16.05.2026, 11:08