CORNER VORTEX FORMATION IN A CURVED RECTANGULAR DUCT - NARA - 17496051.jpg
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CORNER VORTEX FORMATION IN A CURVED RECTANGULAR DUCT NARA 17496051, 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, CORNER VORTEX FORMATION IN A CURVED RECTANGULAR DUCT
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国立公文書館所蔵の画像:国立公文書館所蔵の画像:ほか、国立公文書館所蔵の画像
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duct vortex corkscrew rectangular