Testing a roller blade. The roller blade is sitting on an uneven wheel,which is rotating at 0.5 metres per second. It is also having a pressure of between 400 to 600 newtons exerted on it. The test lasts for three hours | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Psaila, Philippe |
Taille de l’image : | 4184 px × 4228 px |
Model Release : | Le droit n'est pas encore disponible. Merci de nous contacter avant utilisation. |
Property Release : | Non requis |
Restrictions : | - |