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Mechdesigntv. Смотреть видео: ABENICS Active Ball Joint Mechanism With Three DoF Based On Spherical Gear Meshings, Air Cushion Landing System For Hybrid Airship Skunk Works Lockheed Martin, Shutdown Of A Raptor Vacuum Rocket Engine In Slow Motion SpaceX Starship, F 117 Nighthawk At The Fresno Yosemite International Airport Sept 15 2021 Training With F 15.