Mind-Bending Effect of Ferrofluid on a Superconductor The Action Lab 8:31 3 years ago 14 447 980 Скачать Далее
Greaseless bearings that eliminate sliding friction #DigInfo ikinamo 2:51 9 years ago 579 643 Скачать Далее
The Self-Levitating Kingsbury Aerodynamic Bearing Steve Mould 12:29 3 years ago 1 494 185 Скачать Далее
Frictionless long life flexure bearings by CTEC CEDRAT TECHNOLOGIES 1:40 6 years ago 20 707 Скачать Далее