Teoria cu presiunea dinamica se pare ca e un mit. Istoria expusa de autor e interesanta :
http://www.vintagewatchstraps.com/waterproof.php
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Nicu
Cite ceva despre istoria ceasurilor rezistente la apa
Cite ceva despre istoria ceasurilor rezistente la apa
[b]"Never argue with stupid people, they will drag you down to their level and beat you with experience"- Mark Twain[/b]
We all are born ignorant, but one has to work hard to remain stupid. Benjamin Franklin
We all are born ignorant, but one has to work hard to remain stupid. Benjamin Franklin