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zxj13708380359 uploaded 7 months ago
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zxj13708380359 uploaded 7 months ago
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zxj13708380359 commented 7 months ago
How Differential Gear works (BEST Tutorial)
An excellent tutorial from the 1930's on the principles and development of the Differential Gear. Fast Forward to 1:50 if you want to skip the intro.
oh, how I like this short movie! I like this kind of movie. is there anyone who could recommend me some excellent videos in the field of mechanical engineering, like this one?
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zxj13708380359 added to a playlist 7 months ago
Macchina per fabbricare le viti (Machine for cutting screws) di Leonardo da Vinci
Ricostruzione 3D del modello della "Macchina per fabbricare le viti" di Leonardo da Vinci del Museo Nazionale della Scienza e della Tecnologia Leon...
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zxj13708380359 commented 7 months ago
oh, i'm sorry to to see this. the ground on the left side is so soft.
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Great Truck Driver ( great skills)
great truck dring skills~
wow, the skills of the truck drivers are amazing,
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LKW kippt vom starken Wind um (Truck Blown Away)!
Thursday Januari 18th 2007 Moerdijk Bridge, The Netherlands. Storm tips over the truck. Driver's OK
i don't understand how that happened. the speed of the truck was not that fast. I think it's so strenge.
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zxj13708380359 liked 7 months ago
Digi-Key Overview
http://www.digikey.com - Billion dollar electronic component distributor. Worldwide business from one location.
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zxj13708380359 commented 7 months ago
RC Helicopter with Rockets Test
My cousin and I built a rocket firing system for his RC helicopter. So yeah enjoy.
Model rockets on it btw
good, I wish someday i could add fire on my plane
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rc airplane
amazing rc airplane stunts!!!
3D FLIGHT!!
by israeli guy!
wow,that reallt good, I dream that one day I could fly a plane like this.
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Orffyreus Perpetuum mobile
How to get free energy...
651,220 views
zxj13708380359 said:
i think what i see is true, but I can't believe it. Because any move with friction needs energy.