Template:Potd/2011-03-31 (it)
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![](https://upload.wikimedia.org/wikipedia/commons/thumb/6/61/Gear-kegelzahnrad.svg/300px-Gear-kegelzahnrad.svg.png)
![](https://upload.wikimedia.org/wikipedia/commons/thumb/6/61/Gear-kegelzahnrad.svg/300px-Gear-kegelzahnrad.svg.png)
Coppia conica, ingranaggi ad angolo.
This is the Italian translation of the Picture of the day description page from 31 March 2011.
Coppia conica, ingranaggi ad angolo.
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