ACOUSTIC RESISTANCE SIMULATOR - NARA - 17421053.jpg
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ACOUSTIC RESISTANCE SIMULATOR NARA 17421053, Acoustics, US National Archives series: Photographs Relating to Agency Activities, Facilities and Personnel, Images from the National Archives and Records Administration, US National Archives location: other, ACOUSTIC RESISTANCE SIMULATOR
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ja
国立公文書館所蔵の画像:他、航空宇宙関連の資料室
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acoustic resistance resistance unit resistance acoustic electric resistance acoustician acoustics resist resistible