File:Fan velocity extracting.jpg
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Size of this preview: 538 × 599 pixels. Other resolutions: 215 × 240 pixels | 431 × 480 pixels | 689 × 768 pixels | 1,253 × 1,396 pixels.
Original file (1,253 × 1,396 pixels, file size: 1.22 MB, MIME type: image/jpeg)
Summary
A big fan used to extract air out of underground transportation tunnel
François Lacombe - www.infos-reseaux.com
Licensing
This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 License.
Attribution: François Lacombe - www.infos-reseaux.com
Attribution: François Lacombe - www.infos-reseaux.com
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 18:45, 22 March 2020 | 1,253 × 1,396 (1.22 MB) | Fanfouer (talk | contribs) | A big fan used to extract air out of underground transportation tunnel François Lacombe - www.infos-reseaux.com |
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