AbsorptPAANS.jpg
OscarJuan
en
AbsorptPAANS, Sound absorbers, Acoustics diagrams
commons
en
AbsorptPAANS, Acoustic absorption of a normalized 1 x 1 meter panel hangued at a wall
commons
ja
AbsorptPAANS、吸音機、音響図
commons_translated
ja
AbsorptPAANS, 壁面に差し込まれた正規化1×1メートルのパネルの音響吸収
commons_translated
self-absorbed absorbable absorber optical density self-absorption absorb normalize normalizer acoustics absorbent absorbing absorbed