4 ms·
I think this is what you meant to quote. http://en.wikipedia.org/wiki/Betz%27_law http://en.wikipedia.org/wiki/Betz%27_law
by bartonfink 15y ago
I think this is what you meant to quote.
http://en.wikipedia.org/wiki/Betz%27_law http://en.wikipedia.org/wiki/Betz%27_law